Steampunk

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Annabergite: Mineral Information & Facts – Geology In
Annabergite is an arsenate mineral consisting of a hydrous nickel arsenate, Ni 3 (AsO 4 ) 2 ·8H 2 O , crystallizing in the monoclinic ...
Splendid Olivenite Crystals – Geology In
Splendid Olivenite Crystals from Greece | Geology IN
Minerals, Crystals & Fossils
Vanadinite - Maroc.
Chalcophyllite - Le Franciman - Paulinet -Tarn | Galerie photos de l' Association Française de Microminéralogie
champ 3mm photo du mois - juin 2015
Elbaite
Elbaite. Virgem da Lapa, Jequitinhonha valley, Minas Gerais, Brésil Taille=5.8 x 2.9 x 3.5 cm