Auto Correct Codes Colours Texture Rock Type Moisture Field code Code Translation Field code DB code Translation Field code DB code Translation RD Rd Red BC Bc Breccia Ar Ar Argillite W wet LR LtRd Light Red BT Bt Brittle BM Bm Basement Rock M Moist DR DkRd Dark Red CH Ch Chips BS Bs Basalt A Almost Dry BR Br Brown DT Dt Dusty BSC Basaltic D Dry DB DkBr Dark Brown FG Fg Fragments BX Bx Bauxite LB LtBr Light Brown FH Fh Fresh BZ Bz Bleached Zone GY Gy Grey FL Fl Foliations CL Cl Clay LG LtGy Light Grey FN Fn Fine CN Cn Contact DG DkGy Dark Grey FR Fr Friable DL Dl Dolerite OR Or Orange GT Gt Grit FE Fe Iron Laterite BL Bl Blue HD Hd Hard GB Gibbsite GR Gr Green LM Lm Laminated GBC Gibbsitic PP Pp Purple LP Lp Lumps GL Gl Gilgai WH Wh White Ms Ms Massive IB Ib Immature Bauxite BK Bk Black ND Nd Nodules LA La Laterite PK Pk Pink PL Pl Plasticine LG Lg Lag YW Yw Yellow PS Ps Pisolite MD Md Mudstone DK Dk Dark PW Pw Powder MS Ms Massive LT Lt Light PY Py Porphyrtic MT Mt Monochrome Tuff BF Bf Buff SD Sd Sandy MZ Mz Mottled Zone Ol Ol Olive SF Sf Soft PT Pt Peat Bt Bt Bright TC Tc Talc QS Qs Quartz sand KH Kh Khaki VG Vg Vuggy QZ Qz Quartz Other codes:- VT Vt Vitric RB Rb Road Base BrGy; BrPk; BrPp; BrRd; WT Wt Weathered SA Sa Sand (Loose) GrGy; GyBr; OlBr; PkBr; WX Wx Waxy SC Sc Schist PpBr; RdBr; YwBr; BfRd Gilgai = Plasticine SE Se Sediments Vesicular = Vuggy SI Si Silica SL Sl Soil SR Sr Scoria Assay SS Ss Sandstone Yes/positive Yes SLF Su Sulphide No/negative No TF Tf Tuff TX Tx Transitional Bauxite VL Vl Volcanic Bauxite Codes for NSW Possible field code DB code Description CBx Cb "Classic Inverell Type Bauxite, Red and Yellow Cementiceous bauxite often with" Vughs and Sugary Gibbsite VBx Vb "Fine, Friable Yellow/Orange bauxite, Low SG, with tiny Mucovite crystal." And is polverised when drill. Volcanic foliation or fabric present. QBx Qb Rich in free quartz with Red/Yellow matrix of Bauxite PBx Pb "Black/Red and Brown Pisolites,Iron rich (Boehmite)"