CATEGORY CODE DESCRIPTION Colour bk Black Colour br Brown Colour cw Cream Colour gr Green Colour gy Grey Colour ta Tan Colour wh White Def_Int MD Moderately deformed Def_Int SD Strongly deformed Grainsize cg Coarse grained Grainsize mg Medium grained Lith1_Variant az Azurite Lith1_Variant bt Biotite Lith1_Variant ch Cherty Lith1_Variant fd Feldspar Lith1_Variant gt Gradational Lith1_Variant mi Mica Lith1_Variant mt Magnetite Lith1_Variant mu Muscovite Lith1_Variant qt Quartz Lith1_Variant wm White Mica Lithology GZ Pegmatite Lithology MB Marble Lithology MG Gneiss Lithology MS Schist Lithology PE Semipelite Lithology VN Vein material Lithology WW Waste/mullock Regolith ls Soil Vein_Min mt Magnetite Vein_Min qt Quartz Vein_Min bt Biotite Vein_Min ch Cherty Vein_Min fd Feldspar Vein_Min gt Gradational Vein_Text BK Buck Vein_Type an Anastomosing Vein_Type fd Folded Vein_Type mn Meandering Vein_Type PL Planar Vein_Type sw Stockwork