- Small Cabinet, 8.4 x 6.4 x 6.0 cm
- Akhtaragda River mouth (Achtaragda River mouth), Vilyui River Basin (Vilui River Basin; Wilui River Basin), Saha Republic (Sakha Republic; Yakutia), Eastern-Siberian Region, Russia
This rare titanium-bearing member of the Vesuvianite group is only found in a few worldwide localities, and the most desirable specimens are those from the type locality in Russia. This specimen features a pair predominant, good quality, sharp, euhedral dark blackish-green color prismatic tetragonal crystal measuring 1.5 cm aesthetically sitting on serpentine matrix. Ex. Richard Kosnar Collection.