Bournonite from Yaogangxian Mine, Hunan, China - image 1

Bournonite from Yaogangxian Mine, Hunan, China

A super exquisite, mirror bright, absolutely sharp cog-wheel Bournonite crystal. Complete all around with no damage, absolutely outstanding for the species. Most of these Chinese crystals nearly always sustained damage by the hands of the miners.

Product details

SpeciesBournonite
SizeMiniature
Dimensions3.5 x 2.8 x 1.5 cm
Added on07/19/2026
LocalityChina, Hunan, Yaogangxian Mine
Current owner
SE
Stephen Eglinton
Tasmania, Australia

Owner’s note

On seeing this phenomenal crystal, i immediately seized on it. From a internet mineral dealer.

Member since 2026

Learn more

Bournonite
Mineral guide
Learn about Bournonite
steel-gray to black sulfosalt famed for cogwheel twinning and metallic luster; prized by collectors for iconic gears and historic localities.
Bournonite
Regional guide
Bournonite from Yaogangxian Mine, China
from Yaogangxian Mine, China: silvery gray, sharply crystallized crystals with twinning; part of a rich hydrothermal assemblage prized by collectors.
Locality guide
Yaogangxian Mine
A collector's guide to Yaogangxian Mine, China: its geology, mining history and notable minerals, illustrated with the 1584 specimens documented from this locality on EarthWonders.