bluestone, common name for the blue, crystalline heptahydrate of cupric sulfate cupric sulfate (k
`prĭk sŭl`fāt, ky
..... Click the link for more information. called chalcanthite, a minor ore of copper. It also refers to a fine-grained, light to dark colored blue-gray sandstone. Deposits are extensively quarried as flagstone (paving stone) in New York and used commercially for buildings and paving stone.
`prĭk sŭl`fāt, ky..... Click the link for more information. called chalcanthite, a minor ore of copper. It also refers to a fine-grained, light to dark colored blue-gray sandstone. Deposits are extensively quarried as flagstone (paving stone) in New York and used commercially for buildings and paving stone.
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