Helvine

Helvine specimens — rare beryllium manganese silicate in honey-yellow to amber tetrahedra, a sought-after species for systematic collections.

Quartz and feldspar plate with golden helvine crystal from Yunxiao, Fujian, China, held in hand

Yunxiao, Fujian · China

Helvine with Quartz — Yunxiao, Fujian, China

Orange-brown helvine crystals on garnet and magnetite from Inner Mongolia, China, held in hand

Inner Mongolia · China

Helvine with Garnet — Inner Mongolia, China

Black magnetite crystals with golden helvine tuft from Inner Mongolia, China, held in hand

Inner Mongolia · China

Helvine with Magnetite — Inner Mongolia, China

Red-brown helvine crystals on smoky quartz and feldspar from Yunxiao, Fujian, China

Yunxiao, Fujian · China

Helvine with Smoky Quartz — Yunxiao, Fujian, China