2025 Year in Review — Read the full article
Diopside - image 1
Updated 15h ago
0
Diopside
Diopside, 2.8 cm, from the Samax mine, Merelani Hills, Umba Valley, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania. Ex Daniel Trinchillo (who wrote “This is among the finest 5 pieces found at the mine”); ex Jim Houran. It was part of the 2010 Desautels Award winning exhibit, and the special exhibit of “Connoisseur Thumbnails” at the 2013 Tucson Gem and Mineral Show. Illustrated in Mineralogical Record (May–June 2013), Minerals: The Collectors Newspaper (2014), and Cairncross (2019) Minerals & Gemstones of East Africa. Jeff Scovil photo.
Unknown Owner
Product details
Species
Locality
Samax mine, Merelani Hills, Umba Valley, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania
Publications
  • Mineralogical Record Refined Elegance page 84
Added on02/13/2026
Known provenance
Unknown date
Unknown Owner
Not disclosed
Unknown dateNot disclosed
Unknown dateNot disclosed
Species and Locality Wiki Pages
Collectors of Diopside
From
To
Loading sales data...
All Sales
Loading specimens...