AMPH Amphibolite AVM Alluvium BX Breccia CLAY Clay CORE LOSS Core Loss CRT Chert CTE Calcrete GR Granite GW Greywacke HF Hornfels MS Mudstone OB Over burden PEG Pegmatite QV Quartz Vein SAP Saprolite SCH Schist SHR Shear Zone SK Skarn SOIL Soil SST Sandstone STE Silcrete SZ Siltstone TSA Transported Alluvium TUFF Tuff VCRT Chert Vein VPY Pyrite Vein XCS Calc