CATEGORY CODE DESCRIPTION Colour gr green Colour gy Grey Colour wh White Def_Int MD Moderately deformed Def_Int SD Strongly deformed Grainsize cg Coarse grained Grainsize mg Medium grained Lith1_Variant bt Biotite Lith1_Variant ch Chert Lith1_Variant fd Feldspar Lith1_Variant gt Garnet Lith1_Variant qt Quartz Lithology MG Mafic gneiss Lithology MS Mafic chist Lithology VN Vein Qualifier MT Magnetite-bearing Qualifier SC Schistose Qualifier SI Siliceous Qualifier SL Sillimanite-bearing Regolith ls Saprolite Rock AMPH Amphibolite Rock CASI Calc-silicate Rock QBGN Quartz Biotite Feldspar Gneiss Rock QFGN Quartz Feldspar Gneiss Rock SCHS Schist Vein_Mineralisation qt Quartz Vein_Mineralisation bt Biotite Vein_Mineralisation gt Garnet Vein_Texture bk Bucky Vein_Type pl Planar