Cassiterite, beryl & muscovite, La Villeder, Morbihan.

120,00

Set of cassiterite crystals (automorphic), white to green beryl prisms, and muscovite in white sheets.
A good specimen typical of the La Villeder mine in Morbihan, ideal for the local systematist, as the specimen contains only cassiterite, muscovite and beryl.
Label from the Paris naturalist dealer Deyrolle.

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