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RM3492   Ferberite, Quartz
FeWO₄
  -  7. Sulfates, chromates, molybdates and wolframates

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 €