Wolframite Group: Mineral information, data and localities.

Note: "Wolframite" usually has a chemical composition covering the range between Hübnerite and Ferberite. Rarely, "wolframite" could also correspond to

Minerals, Free Full-Text

Scheelite: Mineral information, data and localities.

Earth MRI focus areas

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Columbite supergroup of minerals: nomenclature and classification, Mineralogical Magazine

Well formed Wolframite crystals rising amongst the Quartz and Mica structures.

Wolframite

Wolframite - Encyclopedia

Wolframite

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Wolframite: The mineral wolframite information and pictures