WOODSTONE
Source: 566, 567
woodstone. Woodstone, n. a blackish gray siliceous stone
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Wood″stone′ (?), n. (Min.) A striped variety of hornstone, resembling wood in appearance.
Source: 566, 567
woodstone. Woodstone, n. a blackish gray siliceous stone
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Wood″stone′ (?), n. (Min.) A striped variety of hornstone, resembling wood in appearance.