26) ________ sandstone contains abundant feldspar, suggesting that the sand was derived by weathering and erosion of granitic bedrock. A) Lignitic B) Quartz-rich C) Oolitic D) Arkosic 27) Coal beds originate in ________. A) shallow lakes in a dry, desert region B) freshwater coastal swamps and bogs C) channels of fast-moving streams D) deep,.
- 26) ________ sandstone contains abundant feldspar, suggesting that the sand
- Geology