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RM2108   Wiluite

Vilyui River Basin, Mirninsky, Sakha Republic, Russia

Doubly terminated wiluite floating crystal, a rare calcium, aluminum and magnesium silicate with boron. It presents two prisms of different order, the tetragonal dipyramid truncated by the pinacoid. With a interpenetrated crystal. Good size and deep green colour. Wiluite was accepted as a new species in 1997 belonging to the vesuvianite group. It comes from the type locality for the species.

Size: 2.4 x 2.2 x 1.9 cm.

Type Locality