HoleID FROM TO DESCRIPTION MINERALISATION SVDD001 0.00 16.50 "Glacial Sx, pebbles, & boulders of volcanics, qzte & f weathered felsic intrusives" SVDD001 16.50 19.60 "Grn - gry mg andesite, chlor matrix with feldspar phenocrysts. Vuggy & fractures at 17.1m. Erratic Q-carb veining 30°-90° to core. Apparent foliation 40° to core. Fine bands exhibiting a eutaxitic texture, lower contact at 50° to core." SVDD001 19.60 22.15 "Grn-gry fg porphyritic andesite, chloritised. 21.6 pink-br feldspar - possibly albitisation. Lower contact gradational at 50° to core" 21.6m 5% cg py around Q-carb veins over 50mm. 1% skeleton x-tals of vf galena. SVDD001 22.15 25.80 Grn-gry mg porphyritic andesite. Chlor matrix with feldspar phenocrysts. Thin q-carb veins. Limonite stains on foliation surfaces at 60° to core. Lower contact at 40° to core. SVDD001 25.80 31.15 "Interbeds of grn-gry mg porphyritic andesite with f andesite flows. F Q-carb veins at 40° to core. Eutaxitic texture, limonite staining on foliation surfaces (60°). Lower contact 40° to core." Vf discontinuous veins of py at 31.1m around Q-carb vein edges. SVDD001 31.15 34.95 Grn-gry mg porphyritic andesite. Chlor matrix. Ox with limonite staining 33.2-33.3. Thin Q-carb veins and blebs. Strongly chlor 32.0-33.0m. Lower contact diffuse at 50° to core SVDD001 34.95 36.70 "Grn-gry fg volcanic (andesite ?). Chloritised with erratic cross cutting Q-carbonate veining, vuggy at 36.6m. Limonite staining on fracture surfaces at 35.2m. Lower contact well defined at 50° to core." SVDD001 36.70 38.00 Mg porphyritic andesite. Broken core with strong limonite staining. Fracturing 60°-90° to core. SVDD001 38.00 45.10 "Mg porphyritic andesite, chloritised matrix & blebs. Erratic Q-carb veining. Becoming vf andesite (?) at 43.7. Showing eutaxitic texture 43.7-45.1, madly silicified." SVDD001 45.10 47.20 "Zone of broken core. Mg andesite, signif limonite staining. Brecciated clay zone at 46.2 - probably aquifer zone." SVDD001 47.20 51.30 Mg chloritised porphyritic andesite becoming fg at 47.9m with a clear contact 60° to core. Traces of pink - red feldspar near contact. Mg chlor porphyritic andesite 48.4. Pink Q-carb veins 70° to core. 10% disseminated py on contact selvages. Fg py & aspy(?) dissem. SVDD001A 18.40 19.60 "CONTINUATION OF HOLE SVDD01. Gn-Gry mg porphyritic andesite (CVC). Chloritised matrix, Q-carbonate veins. Partial core due to bit cutting lip through SVDD001" SVDD001A 19.60 22.15 "Gn-Gry fg porphyritic andesite, chloritised. 21.6 massive Qv with limonite stains in vltts. Partial core due to bit cutting lip at SVDD01" SVDD001A 21.15 25.70 "Gn-Gry mg porphyritic andesite (CVC), chloritised, limonite staining on fractures. Lower contact 60° to core." Rare cg py cube in vug of Qv at 21.6m SVDD001A 25.70 31.15 Interbeds of f + mg porphyritic andesite. Chloritised Q-carbonate veins 40° to core. Gradational lower contact. SVDD001A 31.15 34.70 "Gn-Gry mg porphyritic andesite (CVC). Chloritised matrix, vuggy Q-carbonate stock work veins with limonite staining at 31.05, 31.2, 31.8, 34.0, 34.2m" SVDD001A 34.70 36.50 "Gn-Gry fg volcanic andesite (?), chloritised ignimbrite texture. Vuggy x-talline Q-carbonate vein 36.3-36.5m with prominent limonite staining" SVDD001A 36.50 37.10 "Mg porphyritic andesite (CVC) with strong limonite staining, fractured 60° to core." SVDD001A 37.50 43.40 Gn-Gry mg porphyritic andesite (CVC) with some interbeds of variable grain size & porphyricity 42.6 fg py veins along Q-carb vein 60° to core SVDD001A 43.40 44.25 "Gn-Gry fg porphyritic andesite, ignimbrite texture, clear lower contact at 30° to core" SVDD001A 44.25 45.10 "Mg porphyritic andesite, gn-gry with chlor matrix & blebs" SVDD001A 45.10 47.60 "Mg porphyritic andesite, ox with limonite fracture. Broken zone 45.1-45.6 some brecciation, clay zone 45.2 probably aquifer zone" SVDD001A 47.60 62.45 "F-mg chloritised porphyritic andesite (CVC). 48.2-48.4 pink Q-carb veins 70° to core. Brecciated (?) structure in ignimbrite texture of fg andesite 48.4-48.65. Q-carb veins with signif limonite staining 54.8 & 55.5m. Ignimbrite texture 30° to core, varying degrees of silicification. PETROLOGY SAMPLE 133735 at 58.6m Very strongly hydrothermally altered, recrystallised and weakly foliated felsic to intermediate tuff, perhaps originally of dominantly fine grained pumiceous material. The rock has been replaced by an assemblage of quartz and chlorite, with subordinate talc, minor porphyroblastic pyrite, a little tourmaline and rutile, and traces of chalcopyrite, sphalerite and galena. The latter sulphides are mostly restricted to occurrence in irregular veinlike masses with quartz and chlorite. The veinlike masses appear to be later than a weakly developed foliation and associated weak stylolite development and cross-cutting weak crenulation." "Py & aspy on contact selvages and fracture surfaces: 49.9-50.4 up to 10% and 57.6m up to 2%. Dissem vf py & pyrrh (?) at 57.7m increasing to 10% cg cubic py & minor pyrrh in brecciated andesite at 58.4m, aspy in narrow vltts." SVDD001A 62.45 72.80 "Interbedded mg & fg strongly silicified porphyritic andesite. Multiple clean Q-carb veining generally without sulphides: 63.1-63.5, 63.9-64.3, 64.6-64.7, 66.15-66.3" Silicified Q-card 58.5-58.8m with dissem & vein py. Py blebs in 15mm Q at 66.3m SVDD001A 72.80 77.00 "Mg gry mildly silicified porphyritic andesite. Erratic Q-carb V & vltts, brecciated at 76.3" SVDD001A 77.00 79.90 "Strongly silicified mg andesite, brecciated in parts, strong Q veining at 77.1-77.4, 78.3-79.9. Altered (?) carbonates at 77.2m" Py vein 5mm at 0° to core at 79.9m with tr chalcopy. Limonite staining after sulphides at 79.9m. SVDD001A 79.90 80.30 Fractured & ox andesite with significant limonite after sulphides "Limonite after sulphides, tr py cubes in Q vuggs 79.9-80.3m" SVDD001A 80.30 81.10 "Fg gry porphyritic andesite. Clean Q-carb vltts, some brecciation & narrow veins of successive mg andesite flows, eutaxitic nature." SVDD001A 81.10 90.60 "Mg gn-gry andesite (CVC), chlor matrix, interbeds of fg andesite, no flow structure recognised. Multiple Q-carb veins. Silicification around Q-carb. Intense Q-carb veins 87.1-87.5 and 87.65-88.1m. Possible felsic autolith inclusion at 90m" Tr py in joint surfaces SVDD001A 90.60 91.05 Zone of Q-carb with felsic autolith (?) inclusions between andesite. Irregular cream-gry aphanitic material X-cut with Qvltts. Developed lower sutured contact 45° to core Zone of py & pyrrh with skeletal lead gray galena within Q-carb 90.6-90.79m SVDD001A 91.05 99.40 "Mg gry porphyritic andesite, chlor Q-carb veins at: 92.75 (50mm), 93.45 (30mm), 94.1 (100mm), 98.25 (150mm). Felsic & mafic autoliths apparently not influenced by Q-carb. Q-carb Vltts throughout. " "94.10-94.22m massive py, lim replacement veins & blebs. Galena vltt. 20% sul mineralisation through Q-carb, none in autoliths. Limonite replacement of py in Qv 98.25-98.4m" SVDD001A 99.40 115.70 "F Gry porphyritic andesite becoming coarser grained at 100.1. Strongly silicified at 101.2m. Q-carb veins at: 99.8 (200mm), 101.0 (150mm), 101.5 (100mm), 108.1 (150mm), 111.6 (100mm), 111.85 (100mm). Becoming strongly chloritised at 105.3. Altered feldspar grains 104.35-104.65 & 108.1-108.5m" "101.7 bleb & vein of py, lim, aspy on joint surface less than 10mm. 104.05 vltts of cubic py & altered py within Q-carb veins." SVDD001A 115.70 116.10 "Becoming tuffaceous in character, light to dark gry, vitric. Platy parallelism of brecciated andesite fragments drawn through Qvs at 115.65-115.85. Banding at lower contact." SVDD001A 116.10 191.80 "F-mg gry porphyritic andesite. Erratic Q-carb veins throughout, chloritised & carbonated in places. Possibly tuffaceous in places: 124.85, 157.0 & 168.0m. Significant Q veining: 124.6 (100mm), 123.45 (125mm), 130.35 (300mm), 132.4 (300mm), 139.3 (200mm), 145.75 (400mm), 151.6 (400mm), 152.5 (400mm), 159.6 (100mm), 183.9 (650mm). Multiple sets of Q & Q-carb veins 190.2-191.6, chloritised. No flow structures discernable, variable degrees of silicification throughout and increasing with depth. Brecciated at 167.0m. 191.0 chert (?) zone gravelly - poor recovery. " "119.85m py, galena in a chlor in a joint surface of tuff. 5mm blebs and vltts. Vf dissem py 119.85-122.0 less 1%. 123.05-123.2 blebs of py & aspy in chlor Q-carb. 123.75m narrow py & galena vein 3mm. 124.65 py & aspy vein 5mm. 130.0m py cubes on joint surfaces. 130.7m py cubes on fractures parallel to core. 139.65m py cubes in vein 3mm within Q-carb of autolith / tuff. 145.3 - 150mm vuggy Qv with py & aspy >50% within a Q-carb breccia. V minor tr py on joint surfaces 155.0-161.0 up to 10mm. 172.0 vf sul stringer remnants within Q breccia. Py 184.85 with minor aspy in vein & vltts. 191.0 dissem py on contacts of chert(?)." SVDD001A 191.80 202.70 F-mg gry andesite with possible interbeds of tuff. Becoming strongly silicified at 201.5. Chlor (epidotic?) fracture sets - core not orientated. 199.9m core although consolidated and continuous shows extensive microfractures (shattered glass appearance) 50°& 310° to core. Clean no sul. SVDD001A 202.70 203.50 Vitric tuff (?) in a brecciated Qv. Very fractured appearance. SVDD001A 203.50 203.55 Narrow zone of dark gry puggy clay. Contact of Henty Fault. Contact approx 10° to core. SVDD001A 203.55 206.30 "Highly fractured & brecciated Q & Q-carb, becoming gravelly at 204.0-204.3m and again 204.7-206.5. 90% core loss 204.7-205.3." Q gravel showing some evidence of dissem sulphides at 205.8m SVDD001A SVDD001A 206.30 207.00 Q gravel with silicified FGS. SVDD001A 207.00 208.55 "Fg gry chlor silty schist or slate, tuffaceous in parts, slickensided surfaces on upper contact, highly foliated" 207.1-208.55 dissem py 5-10% SVDD001A 208.55 210.00 "Dark gry - blk dirty tourmaline shale-siltstone, contorted with local Q brecciation at upper contact" Suls in contorted bands & blebs 10% py & pyrrh SVDD001A 210.00 214.20 "Dark gry - blk feldspathic graywacke-shale, with thin carbonate bands weakly chlor(?)" "Py, pyrrh & aspy up to 20%" SVDD001A 214.40 222.30 "Highly altered FGS graywacke (?) with significant sul mineralisation, contorted carbonate vltts in chlor matrix. Interbeds of fine altered shale, locally silicified, some sul veins show brecciation. PETROLOGY SAMPLE 133734 @ 222.25 Ore.Hydrothermal breccia with a few intensely altered rock fragments, perhaps of original felsic volcanic (tuff) origin, replaced and surrounded by a hydrothermal infill assemblage. The breccia fragments have been replaced largely by quartz, with minor sericite and/or fine semi-fibrous amphibole, plus traces of pyrite, pyrrhotite, titanite and fluorite. The hydrothermal infill is dominated by fine grained, through to coarse grained aggregates of quartz, pyrite, arsenopyrite, semi-fibrous amphibole and fluorite. Tiny traces of rutile and galena are hosted in arsenopyrite, and chalcopyrite in pyrite. No particulate gold has been observed." "Py, pyrrh & aspy up to 20% in blebs. Heavy concentration of py & aspy up to 40% at 219.7 (150mm) & 221.2 (200mm), tr pyrrh. " SVDD001A 222.30 230.30 Massive dark gry-blk siltstone (or f graywacke). Reduced Q & Q-carb veining. Bedding not discernable. Minor sul in vltts and dissem up to 2% SVDD001A 230.30 231.30 Blk shale with thin carbonate veins 60° to core. Cleavage 50° to core Very occasional py blebs and lim stains. SVDD002 0.00 16.00 "Glacial sediments. Pebbles, boulders + mud of CVC, Q & Qzte. Rounded to well rounded with a clay matrix" SVDD002 16.00 25.00 Clay & silt zone. No recovery SVDD002 25.00 37.00 "F yellow-or sand, equigrandular. Aquifer zone." SVDD002 37.00 43.40 Fining to a light Brn-tan clayey silt. Probable aquatard. Lower contact 40° to unorientated core SVDD002 43.40 43.55 Grn-Gry feldspar pyroclastic andesite. Chloritic matrix SVDD002 43.55 43.65 Brn-Tan sandy silt pug zone SVDD002 43.65 44.20 Grn-Gry porphyritic andesite with a gritty clay zone. 50% core loss. SVDD002 Reduced to NQ core SVDD002 44.20 46.10 Porphyritic Fg andesite. Fractured at low angles to down hole core orientation. Significant limonite and clay filled fracture zone SVDD002 46.10 55.10 Mg Porphyritic andesite. Upper contact gradational. Sericite / limonite alteration bands. No Q-carbonate until 47.1m. Chloritised matrix. VF dark (altered chlorite?) X-cutting vltts at 50.4m. Interbeds of FG lavas at 53.0m. Zone of altered porphry reduced to clay 54.35m - 50mm SVDD002 55.10 59.00 Mg porphyritic andesite with significant fracturing and limonite staining on fracture sets (60° to unorientated core). Chloritised matrix and Q-carb. Vug zone 59.6-59.7m SVDD002 59.00 60.80 F-mg porphyritic andesite. Altered Q-carbonate vuggy zones with sericite alteration. Tr of pink altered feldspar noted. SVDD002 60.80 69.40 "Mg porphyritic andesite. Minor eutaxitic texture at 62.0m & 64.5 - 65.5m. Massive chloritised Q-carb at: 62.15 - 150mm, 63.9 - 80mm, 66.65 - 50mm. Porphyritic texture and chlorite alteration increasing down hole." SVDD002 69.40 77.90 F-mg porphyritic andesite with a chloritic matrix. Minor crystalline Q-carb vltts. Porphyritic texture & chlorite alteration increasing down hole. SVDD002 77.90 104.60 "Mg porphyry (poss tuffaceous in parts), devoid of Q-carb, chloritised. Signif wide zone of alteration throughout - broken core, limonite staining. Clay zone 91.9 - 130mm, gravel zone 92.0-92.8m, Qv 101.0 - 101.6m" Rare traces of VF dissem py throughout. 5mm vltt pf py with minor aspy 104.6m. Vltt of ox py cubes with vf aspy 102.8m. 103.7 + 103.8m -narrow 5mm zones of py cubes and VF aspy(?) & galena SVDD002 104.60 116.85 "Mg, Gn-Gry porphyritic andesite, chloritised matrix, massive and continuous. Fg interbedded at 105.2 - 105.45. Contact 40° to unorientated core. Massive clean Qv 107.5m - 230mm, & 108.4m - 250mm. Varying degrees of silicification." SVDD002 116.85 124.10 Fg Gry porphyritic andesite. Some Q-carb vltts. Interbeds of mg lavas provide a eutaxitic texture. Massive and continuous. Chloritisation becoming less obvious. SVDD002 124.10 133.90 "Fg, Gry porphyry, with fine lava interbeds. Silicified. Erratic Q-carb veins and blebs throughout. Minor limonite staining on fracture zones at 129.14 - 129.4m" Rare traces of VF sulphides in chloritised fractures 133.6m SVDD002 133.90 146.00 "Interbedded F & Mg Gry andesite. Eutaxitic texture with aphanitic nature within F interbeds. Silicified, massive and continuous core. Flow at 30° to unorientated core. Devoid of signif Q-carb veins except at 145.8 - 146.0m" 134.1m py cubes in fracture surface <1% SVDD002 146.00 148.55 "Zone of Brn alt lava. Silicified in parts, sericite alt and limonite staining in well fractured core. Carbonates vuggy in places. Massive Qv 147.9 - 148.35m with limonite replacement of py. " SVDD002 148.55 149.15 Lava becoming aphanitic and strongly silicified in 'wave like' patterns. SVDD002 149.15 162.30 "F-mg, gry-gn porphyritic andesite. Varying degrees of silicification & chloritisation. Strong utaxitic texture at 50° to unorientated core. F Q-carb vltts across lava flows. Bands of 10-20mm dull pink/orange altered feldspars between 154.0 & 157.0m" V narrow zone of unidentified sulphides in a chlorite vltt at 157.8m - 1mm SVDD002 162.30 168.30 "Fg lava, grn - gry. Carbonate and ultramafic veins and blebs. Carbonate & crystalline in places. Chloritised through out" Unidentified purple - red sulphide (pyrrhotite) vltt 163.1m - 2mm SVDD002 168.30 172.10 "Fg, grn-gry lava, silicified with bleby fg autoliths, occasional interbeds of mg andesite. Distinct Q & aphanitic lava shows suturing 169.9 - 170.25m" F-mg disseminated py throughout.Vf sulphides across suture zones. 170.70m dissem py & vltts SVDD002 172.10 206.15 Mg grn- dark gry porphyritic andesite. Alternating bands of dull pink 172.10-178.00. Silicified. Minor erratic Q-carb vltts. Broken core at 179.6 & 180.1m. Varying degrees of chloritisation throughout. F lava interbeds give a eutaxitic texture in places. "189.0m polymetallic narrow zone of py, galena and other vf sulphides in cleavage surfaces. 20-30% over 20mm. 193.45 zone of massive sphalerite 50mm through Q-carb." SVDD002 206.15 210.20 "Gry andesite (or tuff). Some possible flow structure 50° to unorientated core. Erratic Q-carb. Orange altered Q-carb & feldspars 207.65-207.95m. 208.6m possible minor fault zone. Contact not discernable, rock flour & fracturing noted around sulphide mineralisation. Zone of intense Q-carb veining (barren) 209.4-210.2" "VF py in Q-carb. 208.5m 50-100mm zone of massive sulphides 50%. Cg py cubes, fg asenopy & chalcopy. 208.6m 200mm zone of py, chalcopy(?) up to 20%" SVDD002 210.20 220.10 Zone of intense silicification and chloritisation of grn-gry lava. SVDD002 220.10 279.10 "Gry fg, massive andesite lava, strongly silicified, erratic Q-carb veining. 222.95 puggy gry clay zone 5mm (fault) with mg sulphides. Fractured core 245.4m. 247.7m minor fault with puggy clay zone 30mm. Flow structures 20° to core." 222.9 - 223.05 sulphide zone 50% cg py cubes with minor galena within Q-carb & fault zone. 227.6m vf py cubes dissem on fracture surfaces. Vltts of sphalerite 247.75m - 3mm SVDD002 279.10 282.20 "Light gry, strongly silicified lava/tuff, silica rich, some chlorite alteration. Core showing stress fracture sets at 20° to core." Vf trace of py dissem throughout SVDD002 282.20 285.25 "Brecciated f lava/lithic tuff, strong reworking of felsic grains. Becoming more brecciated down hole. 285.20m Clay zone - rock flour of Henty Fault." Vf py dissem throughout <1% SVDD002 285.25 289.30 Henty Fault Zone. Intercalculations of lava/tuff in a Farrell Group Sediment matrix. Clear fault breccia 286.0 - 289.9m Vf evenly dissem cubic py throughout. Qv 288.60m - 70mm up to 20% py in blebs & V between FGS SVDD002 289.30 302.20 "Farrell Group Sediments (FGS) - contorted black graphitic slates with polished fracture surfaces. Cleavage sub parallel to bedding at 60° to core. Cleavage flattening out to 30° at 293.0m. Pyrrhotite zones: 294.50, 294.60, 296.25 (20% over 20mm), 296.80, 297.10-297.60, 298.10-298.65, 300.00-300.80, 302.10-302.15" "Narrow discrete veins of pyrrhotite. 291.80m - 291.10 py zone up to 10% with tr of chalcopy. Py at 298.30m - 40mm, 300.20 (with aspy) up to 80% over 50mm" SVDD002 302.20 321.20 "FGS - interbeds of graywacke & mudstone, massive with rare f vltts of Q-carb. Significant zones of sulphide mineralisation throughout. Narrow altered clay zone 305.60m (fault), indiscernible contact (possibly parallel to core). Boundinage texture 319.0-321.0m End of sulphide mineralisation 321.05m" "Pyrrhotite zones: 302.40, 306.60, 307.80, 308.25, 308.55, 308.80, 322.95-312.25, 313.30, 313.50, 314.40-314.90, 315.30, 315.75, 316.10, 318.90, 319.05 Py dissem, blebs & vltts throughout, with tr of asenopy. 305.30m - 100mm fresh py +50% 307.70m - 300mm - py & pyrr 312.30m - 300mm - py 20%, aspy 5% 314.50m -200mm - py, aspy, pyrr 30% 316.0m - 400mm py vltts 20% 317.05-318.20m zone of massive aspy 60% & py 20% 319.25m - 150mm py 50%, aspy 5%, chalcopy 1% 320.00m - 300mm bleby py 40% with tr py " SVDD002 321.20 340.00 "Interbeds of graywacke & fine wisps of mudstone, massive, cleavage parallel to bedding, 30° to core. " Vf tr dissem sulphide throughout <1% SVDD003 0.00 11.00 "Glacial sediments. Pebbles & boulders of qzte, lavas, tuff-ash flows. White green to purple. Unconsolidated" SVDD003 11.00 14.00 Med sand grading to coarse. Or-or/br. Lost water circulation. Loss of cement when consolidating hole. Likely an aquifer system. SVDD003 14.00 17.00 "Glacial sediments. Pebbles & boulders of unconsolidated qzte, lavas & tuff" SVDD003 17.00 20.00 Sand. No recovery SVDD003 20.00 23.00 Glacial sediments. No recovery. Loss of cement when consolidating hole SVDD003 23.00 41.00 Or-brn massive wet silt. Complete core loss 35.0-38.0m SVDD003 41.00 47.00 Gry-grn wet clayey silt. Aquatard SVDD003 47.00 50.05 "Grading to a highly weathered porphyritic pyrite andesite. Upper contact gradual, sharp lower contact 40° to unorientated core." SVDD003 50.05 50.40 "Purple to pink lava with rare phenocrysts in a feldspar groundmass. Possibly part of an alteration feature with local sulphide mineralisation - see Eastoe et al, 1987" SVDD003 50.40 51.00 Highly weathered grn porphyritic andesite lava. SVDD003 51.00 51.15 Q groundmass within lava SVDD003 51.15 51.30 "Highly weathered grn andesite, sharp lower contact with Qv 30° to unorientated core." SVDD003 51.30 52.90 Grn-brn altered lava altered to a chlorite-sericite clay SVDD003 52.90 56.00 Highly altered Q-carbonate system through an andesite lava. Soft & friable core. Chlorite matrix. Vuggy in places. Q-carbonate predominantly 60° to core. "Zone of intense alteration 52.9-56.0,Limonite staining on cleavage surfaces 55.0 & 57.7m" SVDD003 56.00 65.00 "Grading to fresh Gn-Gry andesite, chloritised with significant Q-carbonate V & Vltts. Yellow/Or carbonate (?) in veins and blebs 57.7 - 58.7. Varying degrees of silicification increasing at 61.0m" "Vuggs in chlor showing sulphide stains 58.7 - 58.8m,58.9m py + asenopy covered fractures 30%,Open vuggy fluid pathways to 60.60m" SVDD003A 47.50 48.80 Highly weathered soft porphyritic lava. Br-gn Qv's at lower contact Note absence of pink-purple fine lava as in SVDD03 SVDD003A 48.80 49.70 Highly weathered porphyritic soft grn lava SVDD003A 49.70 50.00 Brecciated gravel wash within lava. (fracture zone?). Rnd-ang frags to 30mm. F clay & sand matrix (contamination from up hole?) SVDD003A 50.00 57.90 Highly altered Q-carb system through andesite. Vuggy in places core highly broken Limonite staining 53.4 & 55.5m. Chlor filled vugs SVDD003A 57.90 96.75 "Fresh andesite lava. Mg-fg, chlor matrix. Yell-or carbonate (?) 57.9-59.2m,Reduce to NQ core at 60m,Becoming silicified at 61.0m, Vugginess in Q-carb V at 60-61m, Possible flow characteristics (eutaxitic) throughout 60° to core. Fracture zone of altered feldspar phenocrysts & matrix at 75-76m & again 76.25 & 76.85m. Fracturing 70° to core (no orientation). Core shows autolithts in places - possibly tuffaceous (?). Intense silicification 90.3-92.3m" "58.6 blebs & vltts of py & asenopy in yell-or carbonate. Open vug pathways to 61m,Tr of sulphide (py) staining throughout, less than 1%. Pink-or clean Q-carb 71.3m, Clean Qv 91.6-92.3m" SVDD003A 96.75 102.80 "Fault contact at 60° interbedded f+mg Q-carb lava flows. Minor slickensided surfaces, distinct zone of brecciation. Possibly part of a cross fault structure." "Altered feldspar phenocrysts 96.75 - 96.85. Fg py, asenopy, pyrrhotite dissem & vltts below faulted structure." SVDD003A 100.95m fused brecciated fault structure 60° to core. Core highly fractured 96.75-103.8m "Sulphide mineralisation becoming more intense at 98.2-99.6m - py, asenopy, pyrrhotite up to 20% in altered Q-carb. 101.0-101.3 f sulphide remnants on cleavage planes in reworked Q-carb lava." SVDD003A 102.80 103.00 Henty Fault grn-gry clay pug zone. Diffuse contact. SVDD003A 103.00 104.00 "Intensely reworked lava or volcanic tuff, with intense Q-carb V + vltts, foliation 70° to core" "Distinct sul mineralisation - py, asenopy, pyrr- dissem & in Q-carb vltts." SVDD003A 104.00 108.30 "Gry greywacke (?), dirty, gritty & intensely altered with interbeds of volcanic clasts & siltstones. Lower contact 30°. Narrow clay pug zone (flour). Polished surfaces of adjacent Farrell Group." "108.3-108.6m zone of intense Q & Q-carb with 30% py, asenopy + pyrrhotite" SVDD003A 108.30 111.60 "Fg interbedded black shale/slates of the FGS. Strongly reworked by Q-carb, chloritised. Clearly bedded from 111.0" Intense sul mineralisation in Qv 109.0-109.3. Mineralisation appears to be within vltts in fractures of Q. Asenopy appears to predominate @ 109.6 - 109.9m up to 60% SVDD003A 111.60 119.00 Greywacke with vf interbeds of mudstone-shale. Strong bedding & soft sediment folding 113.0-114.0 40° to core. Py & pyrrhotite predominant in blebs and wispy veins up to 5mm. Discordinant with bedding. Approx 5% of core over metre intervals to 119.0m SVDD003A 119.00 133.30 Greywacke poorly sorted with Q-carb blebs and veins. Interbeds of mudstones. 123.8-124.6 zone of Br-yell Q-carb. Tr only of sul unlike west of HF Zones of pyrrhotite 120.3-120.35m & 122.15-122.5m in blebs & V's. Mineralisation appears to cease after this point. SVDD003A 133.30 146.00 "Greywacke with mudstone interbeds. Well bedded, unconformable in parts" 137.1m minor pyrrhotite blebs over 100mm