Dioptase on Calcite, Tsumeb, Otavi Highlands, Namibia 3.22 cm x 2.44 cm x 1.54 cm Here is a nice, Miniature size specimen of dioptase crystals on a matrix of calcite crystals. Good coverage with some contact present. Nice showy small specimen. … More info

Here is a great small cabinet specimen of Dioptase.  It is from Tsumeb, Otavi Highlands, Namiba.  The specimen measures approx. 4.90 cm tall x 3.0 cm wide x 2.37 cm thick. The specimen weighs approx. 39 grams. This Dioptase specimen has crystals up to 5mm combined with drusy super&nb… More info

 Here is a great specimen of Dioptase Crystals. This beautiful specimen comes from the M'fouati District, Bouenza Department, Republic of Congo.  The specimen measures approx. 3.04 cm x 3.06 cm x 3.24 cm. This specimen consists of a large cluster dioptase crystals, large and druze, the most prominent are the large, fine, high luster, gemmy emerald green cryst… More info

Dioptase Reneville Mine Pool Department, Republic of Congo 4.0 cm x 3.2 cm x 2.4 cm    Here is a beautiful miniature specimen of Dioptase. It has high luster to all the crystals, with a second generation of micro dioptase crystals giving it a sugary look to it. Also, not often seen are the cubic like crystals along with the elongated crystals. The top… More info

Dioptase with Plancheite, Quartz and Coronadite Sanda Mine  Mindouli, Kimbedi, Pool Region, Republic of Congo 6.8 cm x 5.1 cm x 2.4 cm   This is a wonderful specimen of Gem Dioptase crystals on Plancheite. It is not known when exactly this came out, but was told it is much older material than much on the market today. Yes, Gem Dioptase crystals which i… More info

Dioptase, Calcite, Smithsonite, Copper, Duftite Tsumeb Mine Tsumeb, Oshikoto Region, Namibia 5.7 cm x 4.6 cm x 4.2 cm   Out of an old collection, come this beautiful multi mineral specimen from the long closed Tsumeb Mine. This specimen was purchase sometime between the 1970s to 1982. Beautiful gemmy emerald green dioptase crystals,  sit on a copper bas… More info

Dioptase included Quartz Sanda Mine Mindouli/Kimbeddi, Republic of the Congo 10.43 cm x 7.56 cm x 3.5 cm   Here is an absolutely stunning palm size specimen of quartz included with dioptase. Hundreds if not thousands of small quartz crystals, all included with beautiful emerald green dioptase. This is not quartz covering dioptase, all the dioptase is included wi… More info