Blocky weathering fine-even-grained impure pink magnesian limestone beds in pink calcareous shale near top of Beekmantown limestone. Blackford. Abingdon quadrangle. Virginia. No date.
Summary
Blocky weathering fine-even-grained impure pink magnesian limestone beds in pink calcareous shale near top of Beekmantown limestone. Blackford. Abingdon quadrangle. Virginia. No date.
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