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Cobaltite

Cobaltite

URANINITE UO2 4.DL.05   4: OXIDEN (Hydroxide, V [5,6] Vanadate, Arsenite, Antimonite, Wismuthite, Sulfite, Selenite, Tellurite, Iodate)  D: Metall: Sauerstoff = 1: 2 und ähnliches  L: Mit großem (+ - mittelgroße) Kationen; Fluorit-Strukturen

URANINITE UO2 4.DL.05 4: OXIDEN (Hydroxide, V [5,6] Vanadate, Arsenite, Antimonite, Wismuthite, Sulfite, Selenite, Tellurite, Iodate) D: Metall: Sauerstoff = 1: 2 und ähnliches L: Mit großem (+ - mittelgroße) Kationen; Fluorit-Strukturen

Spain Mine Molybdenite

Attention Bancroft Blackflies! Incoming Rockhounds!

Since we are up to our necks in snow and the chance to get out mineral collecting is as fleeting as the sunshine today, I thought I'd revisit a piece I wrote a few years ago for Mindat.

Nickeline

e-Rocks Mineral Auctions - Fine Minerals & Mineral Specimens for sale

Uraninite crystals

e-Rocks Mineral Auctions - Fine Minerals & Mineral Specimens for sale

Uraninite

e-Rocks Mineral Auctions - Fine Minerals & Mineral Specimens for sale

Spahlerite and Chalcopyrite

single sphalerite crystal that has been partially covered by chalcopyrite but eventually grew around it.

State Mineral: Sillimanite

State Mineral: Sillimanite

Stichtite

One Word Photo Challenge: Eggplant

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