Field Name Type Width ----- ---- ---- ----- 1 SL I 6 (relate key) 2 CMP I 2 (relate key) 3 LAYERNO I 1 (relate key) 4 LAYER C 3 (layer/horizon designator) 5 THICK I 3 (thickness) 6 THICK-ME C 1 (thickness - reliability) 7 TEXTR C 4 (texture) 8 TEXTR-ME C 1 (texture - reliability) 9 BDENS N 4.2 (bulk density) 10 BDENS-ME C 1 (bulk density - reliability) 11 OCARB N 4.1 (organic carbon) 12 OCARB-ME C 1 (organic carbon - reliability) 13 SLV2 I 6 (obsolete relate key)