H0002 Version 4 H0003 Date_generated 11-Mar-14 H0004 Reporting_period_end_date 08-Nov-13 H0005 State TAS H0100 Tenement_no/Combind_report_no EL22/2010 H0101 Tenement_holder Yunnan Tin Corporation H0102 Project_name Yunnan Tin H0106 Tenement_operator Yunnan Tin Corporation H0150 250K_map_sheet_number Geology of Southwest Tasmania H0151 100K_map_sheet_number H0152 50K_map_sheet_number H0153 25K_map_sheet_number Dundas H0200 Start_date_of_data_acquisition 08-Nov-12 H0201 End_date_of_data_acquisition 08-Nov-13 H0202 Data_format DL4 H0203 Number_of_data_records 22 H0204 Date_of_metadata_update 11-Mar-14 H0300 Related_data_file H0301 Location_data_file YTC_TASSL4_COLL2013A.txt H0302 Lithology_data_file YTC_TASDL4_GEO2013A.txt YTC_TASDL4_GEO2013A_1.txt H0303 Assay_data_file YTC_TASDG4_ASS2013A.txt YTC_TASDG4_ASS2013A_1.txt H0304 Survey_data_file YTC_TASDS4_SURV2013A.txt H0305 SurfGeochem_Data_File H0307 Lithology_code_file MRT_code_dmp.csv H0308 File verification List YTC_Verification_List_2013.txt H0310 Water_data_file H0311 Water data incl in lithology file No H0313 Alteration_data_file H0314 Magsusc_data_file H0315 Vein_data_file H0316 Recovery_data_file H0317 Weathering_data_file H0318 DHQAQC_data_file H0319 SURFQAQC_data_file H0320 Other event_data_file H0400 Drill_code DIA H0401 Drill_contractor Van Dieman Drilling H0402 Description Diamond Drilling H0500 Feature_located Drillhole_collar H0501 Geodetic_datum GDA94 H0502 Vertical_datum AHD H0503 Projection Map Grid of Australia (MGA) H0508 Local Grid Name H0530 Coordinate_system Projected H0531 Projection_zone 55 H0532 Surface_Location_Survey_Instrument GPS H0533 Surface_Location_Survey_Company H0536 Downhole_Geophysical_Survey_Instrument H0537 Downhole_Geophysical_Survey_Company H0900 Remarks H1000 Hole_id Depth From Depth To Lithology LITHOLOGY_DESCRIPTION Colour COLOUR2 Veins VEINING_INTENSITY VEINING_WIDTH VEINING_ANGLE VEINING2 VEINING_INTENSITY2 VEINING_WIDTH2 VEINING_ANGLE2 WEATHERING WEATHERING_INTENSITY Mineralisation MINERALISATION_PERCENT MINERALISATION_TEXTURE MINERALISATION2 MINERALISATION_PERCENT2 MINERALISATION_TEXTURE2 MINERALISATION3 MINERALISATION_PERCENT3 MINERALISATION_TEXTURE3 GEOL_FEATURE FEATURE_ANGLE FEATURE_WIDTH GEOL_FEATURE2 FEATURE_ANGLE2 FEATURE_WIDTH2 GEOL_FEATURE3 FEATURE_ANGLE3 FEATURE_WIDTH3 ALTERATION ALTER_INTENSITY ALT_TEXTURE H1001 NA metres metres NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA H1004 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 D CC-05 6 11.85 MQZ Massive indurated medium grained quartz arenite. Minor pyrite veinlets. TAN FO PY 0.5 FS D CC-05 11.85 12.7 SBS Pyritic and graphitic shale band exhibiting a strongly fractured and deformed fabric. Trace sphalerite blebs. DKG CCT 1 2 WE VAN 2 D CC-05 12.7 13.2 NS Core loss D CC-05 13.2 36.7 MQZ Weakly ferruginous calcite veined quartzite with narrow zones of brecciation with drusy quartz calcite infill. Trace pyrite galena and sphalerite veinlets. TAN FE GAL 0.5 FS SPH 0.5 FS BRX D CC-05 36.7 38.25 SCI Shaley and silty band showing strong structural fabric. Brecciation texture at lower contact. Narrow healed fault zone. Weak pressure solution stylolitic texture. GRY QTZ 3 10 15 FRS VAN 15 10 D CC-05 38.25 49.25 MQZ Pyritic weakly brecciated and deformed quartzite with abundant healed fractures and quartz veins. Sharp lower contact. TAN QTZ 3 5 40 FE 2 D CC-05 49.25 126.9 SSS A thick sequence of variably albitised fine grained sandstonte and siltstones probably representing a turbidite sequence. Abundant soft sediment deformation textures including debris flow brecciation. Bedding along lca at top of unit. Medium to coarse grained sphalerite/galena veining 92.5 -95m 100.7m 104.5m with iron rich alteration envelope one metre either side. 50cm graphitic zone at 119.7m. LGR QTZ 2 10 40 FO D CC-05 126.9 132.5 SCI A slightly more graphitic unit displaying increased quartz veining. GRY QTZ 3 8 30 FRS D CC-05 132.5 142.25 SSI Strongly altered unit displaying re crystallization textures. Increased iron after pyrite (staining). Minor bands of highly graphitic material displaying little to no alteration. YEL QTZ 2 15 FE FER 3 D CC-05 142.25 147.8 SCI Weakly pyritic siltstone to fine grained sandstone. YEL LGR PY 1 1 35 D CC-05 147.8 152.7 SSI Silicified and ferruginous interval containing 5-10cm carbonaceous interbeds. Pyrite leached in places. LGR BWN FE D CC-05 152.7 159.5 SCI Black shale interbedded with graphitic siltstone. Minor quartz veining and brecciation textures. GRY QTZ 2 10 FO 2 D CC-05 159.5 200.7 MPH Weakly graphitic quartz marbled phyllite with minor ferruginous fracture zones. Crenulations at 70 degrees to LCA. LGR QTZ 2 8 80 FO D CC-05 200.7 202 MPH Ferruginous fractured interval representing small fault. Iron after pyrite. LGR FO D CC-05 202 260 MPH Uniform phyllite unit gradually becoming more silicified and indurated towards lower gradational contact. Unit exhibits increased sericite and mica growth resulting in a light greenish hue. LGR GRN D CC-05 260 270.5 MPH Silicified phylite now resembling a quartzite. Silicification seems to have pooled against a 5cm non porous black shale band. LGR SIL 4 D CC-05 270.5 364.9 MPH Uniform light green grey phyllite with foliation varying between 50-70 degrees to LCA. Fine grained graphitic lamellae with minor quartz veining. GRY GRN D CC-05 364.9 377 MPH Deformed graphitic interval representing a zone of strain and dislocation. Increased pyrite present as very fine grained disseminations. Quartz veins fragmented and sheared into lens shaped pieces. BLK DKG QTZ 20 D CC-05 377 425.5 MPH Grey green phyllite with minor narrow 0.5-1cm quartz pyrite galena anid sphalerite veinlets. Sulphides noted at 393.8m 398.2m. Unit becoming gradually more indurated and silicified towards lower contact. Increased Fe after pyrite 416.8-419m. GRN GRY QTZ 10 50 FE 2 D CC-05 425.5 438.2 MPH Massive silicified phyllite unit silicification decreasing towards centre of interval. Narrow quartz pyrite alteration halo @437.3m WHI YEL QTZ 3 15 40 FRS D CC-05 438.2 452 MPH Interesting structural zone with graphitic shears brecciation and minor vein sulphides. Upper half of interval more silicified and sulphidic. May be better interpreted as a silicified dolomite. BWN GRY D CC-05 452 535.2 MPH Carbonaceous phyllite unit with zones of movement along graphitic shears. EOH. GRY QTZ 2 8 40 FRS