11.7ct Tanzanite Mineral Specimen crystal has an amazing play of

has an amazing play of color that flashes broadly across the surfaces

Tanzania    Measurement: 25

Weight: 11 grams

You can see it also has many beautiful large crystals that span across it's dark grey matrix

This piece is pictured under a longwave UV flashlight (bright green glow)

11.7ct Tanzanite Mineral Specimen crystal has an amazing play ofThis Tanzanite Crystal Specimen comes direct from Tanzania. It has completely natural crystal faces and termination. This piece is a gem from our 2023 trip to Africa and it would be a stunning addition to any mineral or Tanzanite collection. Get a better look at this piece by viewing it in the 360 degree video! Locality: Merelani Hills, Tanzania Measurement: 16mm x 12mm x 10mm Weight: 11. 7ct Color: Heated