MD74AG4: Fan-like sprays of Tarbuttite crystals with very acute terminations, very well defined faces and edges and on matrix, with blue violet botryoidal Smithsonite. The sample, very esthetic and of a great quality for the species, is from the Desmond Sacco collection whose label we’ll send to the buyer.
This specimen has been photographed and published as a reference for the Tarbuttite species in the magazine ‘Lapis‘ number 04/2021, page 11 as well as in the magazine ‘Paragénesis’, number 01/2018, page 105
Skorpion Mine, Rosh Pinah, Lüderitz District, ǁKaras Region  Namibia (±2014)

Specimen size: 9.7 × 6.3 × 4.8 cm = 3.82” × 2.48” × 1.89”

Main crystal size: 1.8 × 0.8 cm = 0.71” × 0.31”