Learn about Cassiterite
mirror-like luster and dense, prismatic crystals; localities Panasqueira, Xuebaoding, Viloco; value hinges on finish, size, and matrix.Pingwu beryl mine
Pingwu beryl mine, China - alpine locality yielding scheelite, cassiterite, aquamarine and goshenite with sharp display crystals; famed Xuebaoding assemblages.
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