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RM3390   Stannite, arsenopyrite and quartz

Very complex specimen formed by various species such as stannite, kesterite, arsenopyrite, muscovite... A very interesting combo from this Chinese mine.

Size: 4.7 x 4 x 3.3 cm.
Col. E. Nicolau (Barcelona), ex. Joan Viñals.
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RM903   Fluorite with siderite

Druse of fluorite crystals with a marked color zoning. An intense violet crystal core and colorless in the edges, with some geometrical zoning on some edges. An interesting fluorite specimen. Accompanied by lenticular crystals of siderite. Very aesthetic.

 

Size: 12.3 x 9.0 x 3.8 cm.
Main crystal: 7 x 7 mm.
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RM439   Scheelite with clinochlore and quartz

A very rich group of sharp psedo-octahedrical scheelite crystals, with an intense brown color, excellent luster and some transparence. They are disposed on a quartz matrix partially covered by small clinochlore green crystals. A very nice specimen for display.

Size: 8,2 x 6,4 x 3,5 cm.
Main crystal: 11 x 11 mm.
Found in 2009
Fluorescent under short wave UV
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