HomeMineralsBlogVirtual galleryAbout RMContactUser
Language
0
You are in > Home > Minerals
RM3492   Ferberite, Quartz
FeWO₄
  -  7. Sulfatos, cromatos, molibdatos y wolframatos

In this specimen, we can see numerous tabular ferberite crystals with a very unusual orientated parallel growth. Very lustrous and intensely black in color, they are arranged on a matrix of clear quartz crystals. This specimen comes from the Nicolau collection (Barcelona) and was acquired from Dr. Joan Viñals.

Size: 5.2 x 4.5 x 3.1 cm.
Main crystal: 4.5 x 2.1 cm.
Ex. J. Viñals. Col. E. Nicolau
85 €
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.
Sold
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.
Sold