DR Congo

Dioptase with Malachite — DR Congo

5.0 × 4.3 × 2.7 cm (1.97 × 1.69 × 1.06 in)
Longest edge: 50 mm (1.97 in)
SKU · CK1019
$149.00
Free worldwide shipping on orders of US$38 or more; below US$38: US$5 per parcel

Dimensions: 5.0 × 4.3 × 2.7 cm (1.97 × 1.69 × 1.06 in); longest edge 50 mm (1.97 in).

Emerald-green dioptase crystals with fibrous malachite. Dioptase with malachite from DR Congo, 43 g.
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Mineral
Dioptase
Locality
DR Congo
Dimensions
5.0 cm × 4.3 cm × 2.7 cm
Weight
43 g
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Specimen details
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Specimen details

MineralDioptase
LocalityDR Congo
Crystal systemTrigonal
Chemical formulaCuSiO₃·H₂O
Dimensions5.0 cm × 4.3 cm × 2.7 cm
Weight43 g

About this specimen

Dimensions: 5.0 × 4.3 × 2.7 cm (1.97 × 1.69 × 1.06 in); longest edge 50 mm (1.97 in).

A cluster of glassy emerald-green dioptase crystals, large for the species, over a base of dark green fibrous malachite. Thumbnail size with saturated colour.

DR Congo dioptase with malachite at 5 cm and 43 g; a thumbnail gem cluster.

At 43 g (1.5 oz) it is a small cabinet specimen that displays well on a shelf or in a cabinet. Sold as photographed, with any known repair, mount, treatment or condition note disclosed in this listing; colour is as true to hand as the photos allow.

  • Mineral: Dioptase, Malachite
  • Locality: DR Congo
  • Weight: 43 g / 1.5 oz
  • SKU: CK1019

About Dioptase

Dioptase is a silicate mineral recognized among collectors for its crystal form and distribution.

Learn more about Dioptase in our encyclopedia

About DR Congo

The Democratic Republic of the Congo — above all the Katanga Copperbelt — is a world-class source of secondary copper and cobalt minerals.

More specimens from this locality

Frequently asked questions

Will I receive the exact specimen shown?

Yes. Every specimen is a single, one-of-a-kind piece, and the photographs show the exact item you will receive — never a stock photo.

Is this Dioptase natural?

Yes — specimens like this form naturally. As is standard in the trade, some pieces are gently cleaned or trimmed; we photograph the actual specimen and describe its origin and condition conservatively.

How is it packed and shipped?

Orders ship worldwide with fully insured, tracked delivery, carefully packed to protect fragile crystals.

Can I return it?

Yes — there is a 14-day return window.

What collectors say

★★★★★4.98· Website & Etsy reviews
Dioptase with Malachite — DR Congo
Dioptase with Malachite — DR Congo
$149.00