Geologic units in Cherokee county, Texas

Reklaw Formation (Phanerozoic | Cenozoic | Tertiary | Eocene) at surface, covers 12 % of this area: Reklaw Formation
Lithology: sandstone; clay or mud
Weches Formation (Phanerozoic | Cenozoic | Tertiary | Eocene) at surface, covers 12 % of this area: Weches Formation
Lithology: sand; clay or mud
Queen City Sand (Phanerozoic | Cenozoic | Tertiary | Eocene) at surface, covers 43 % of this area: Queen City Sand
Lithology: sandstone; siltstone; clay or mud; sand
Sparta Sand (Phanerozoic | Cenozoic | Tertiary | Eocene) at surface, covers 13 % of this area: Sparta Sand
Lithology: sand; clay or mud; silt; sandstone; coal
Terrace deposits (Phanerozoic | Cenozoic | Quaternary | Pleistocene Holocene) at surface, covers 2 % of this area: Terrace deposits
Lithology: terrace; sand; gravel; silt; clay or mud
Wilcox Group, undivided (Phanerozoic | Cenozoic | Tertiary | Paleocene Eocene) at surface, covers 0.1 % of this area: Wilcox Group, undivided
Lithology: fine-grained mixed clastic; coal; sand; clay or mud
Carizzo Sand (Phanerozoic | Cenozoic | Tertiary | Eocene) at surface, covers 4 % of this area: Carizzo Sand
Lithology: sandstone
Cook Mountain Formation (Phanerozoic | Cenozoic | Tertiary | Eocene) at surface, covers 4 % of this area: Cook Mountain Formation
Lithology: clay or mud; sandstone; coal
alluvium (Phanerozoic | Cenozoic | Quaternary | Holocene) at surface, covers 10 % of this area: alluvium
Lithology: sand; silt; clay or mud; gravel