.85 Lustrous Cobalt-Blue Spinel (Cobaltoan) Crystal Cluster - Vietnam

(Item #273719), Cobaltoan-Spinel for sale. FossilEra your source to quality fossil specimens.

Natural Vietnamese Cobalt Blue Spinel 0.54 carats with GIA Report

13.3cts/13pcs/ Vietnam Natural Cobalt Blue Spinel Rough Crystal (Rare)

9 Lustrous Cobalt-Blue Spinel (Cobaltoan) Crystal Cluster - Vietnam (#273717) For Sale

For sale is a small but exquisite group of cobalt spinel on matrix from Vietnam. A fine and well defined group of crystals (for the location, or

COBALT SPINEL GROUP ON MATRIX

The unique Cobalt Blue Spinel from the legendary Luc Yen mine in Vietnam. , Why is the Cobalt Blue Spinel so desirable and hunted for by Gem

Cobalt Blue Spinel Vietnam 0.49 ct

Extremely rare cobalt spinel 0.51 ct, Vietnam, Lotus price $7,050

Cobalt Spinel: most valued modern Blue Gem from the only mine on Earth

85 Lustrous Cobalt-Blue Spinel (Cobaltoan) Crystal Cluster - Vietnam (#273719) For Sale

Cobalt blue spinels are coming back but they are not from Vietnam - IGR - Italian Gemological Review

18.5cts/ Vietnam Natural Cobalt Blue Spinel Raw Rough Crystal

9.4ct Lot of Cobalt Blue Spinel Crystals -Vietnam. Natural Gemstone Rough Wire Wrapping/Jewelry. Yen Bai Province : Arts, Crafts & Sewing

Cobalt blue spinels are coming back but they are not from Vietnam - IGR - Italian Gemological Review