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Alum mine, Alum District, Esmeralda Co., Nevada, USA

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Alum-(K) : KAl[SO4]2 · 12H2O

Alum mine, Alum District, Esmeralda Co., Nevada, USA

Sample not crystallized with 4x3x1,5cm - April of 1985
 © Martins da PedraPhoto ID: 50140    View Count: 820

Multiple photos availableKalinite : KAl(SO4)2·11H2O Not confirmed

Alum mine, Alum District, Esmeralda Co., Nevada, USA

Acicular "kalinite" crystals [not analysed] lining a vug of the same. FOV is 3 cm. across. Photo and collection of Lee Johnson.
 © Lee JohnsonPhoto ID: 249503    View Count: 16

Sulphur : S8

Alum mine, Alum District, Esmeralda Co., Nevada, USA

A miniature specimen of sulphur from the Alum Mine, a seldom referenced locality that can produce very nice specimens! This has a large and very gemmy crystal.
specimen appx. 2 inches long
Photo ID: 244691    View Count: 11
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