Tanzanite, Prehnite - image 1

Tanzanite, Prehnite

J

James Zigras
0 for sale
Tanzanite crystal with prehnite crystals, 17 cm, from the Merelani mine near Arusha, Tanzania. James Elliott photo.

Product details

Species
Tanzanite, PrehniteAbout Tanzanite →
SizeLarge Cabinet
Dimensions17.0 cm
Added on02/13/2026
Locality
Tanzania, Manyara Region, Merelani HillsRegional guide →
Publications
  • Mineralogical Record Mineral Collections In American Northeast page 455

Learn more

Tanzanite
Mineral guide
Learn about Tanzanite
vivid blue-to-violet zoisite with strong pleochroism and crystals from Merelani, Tanzania; prized by collectors, rare matrix pieces.
Tanzanite
Regional guide
Tanzanite from Merelani Hills, Tanzania
blue-violet zoisite from Merelani Hills, highly pleochroic with saturated color and glassy depth; a classic one-locality gem prized by collectors.