Dioptase
Posted by: Maia Sinkins on 08.08.2020 | Filed under:

Dioptase

Specimen # 100463
Mineral: Dioptase
Location: Mindouli, Pool Department, Republic of Congo (Brazzaville)
Size: 5.0 x 3.4 x 3.0 cm

Description

This specimen features a brilliant 1.3 cm parallel-growth dioptase crystal of top colour, lustre and quality, perched perfectly in a vug. The crystal is translucent and shows beautiful internal colour under strong light – delicate phantom zones are also visible with a loupe. At the very base of the crystal and also around the back, you can see a bit of pock-marking where this crystal interacted with the silicate matrix as it grew, and on the back there is a chip on a small associated crystal, but it is in exceptional condition from the angle at which I would display it. The bottom of the matrix has been trimmed with a saw so it sits perfectly. This dioptase crystal is a deep green jewel.


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