Updated 5d agoPhoto by Freddy Marty

Dioptase : Mindouli, Congo-Brazzaville

Groupe de cristaux centimétriques

Vallée du Niari Sanda Mine, Mindouli

RD CONGO

Product details

SpeciesDioptase

SizeSmall Cabinet

Dimensions10.0 x 7.0 cm

Added on07/23/2026

LocalityRepublic of the Congo, Pool Department, Mindouli

RepairsNon

Current owner

MARTY Freddy

Aude, Occitanie, France

Member since 2026

Comments

Learn more

Mineral guide

Learn about Dioptase

vivid emerald-green crystals with glassy luster, often on white calcite or quartz; highly collectible due to color, clarity, and brittleness.

Regional guide

Dioptase from Mindouli

Locality guide

Mindouli

A collector's guide to Mindouli, Republic of the Congo: its geology, mining history and notable minerals, illustrated with the 96 specimens documented from this locality on EarthWonders.

Dioptase market analytics

MedianMiddle 50% rangeVolume

Open detailed analyticsPrice ranges · Top localities · Sold items