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

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

Characteristics of gem blue spinels from Luc Yen, Vietnam.

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

Natural Vietnamese Cobalt Blue Spinel 0.54 carats with GIA Report

COBALT SPINEL VIETNAM 1 - 1 – Blue Gems

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

Spinel Specimens 22 x 19.5 x 13mm 33.499 cts Auction #2047816 Gem Rock Auctions

33.5cts/Vietnam Natural Unheated Cobalt Blue Spinel Crystal (Rare )

Cab-Grade & Specimen Cobalt Blue Spinel Rough (Lục Yên, Vietnam)

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 Neon Blue Spinel 0.22 ct

Finds of cobalt blue spinel in Lục Yên, Vietnam

Sale 11.5ct Lot of Cobalt Blue Spinel/Ruby Corundum Crystals -Vietnam. Natural Gemstone Rough Wire Wrapping. Yen Bai Province : Clothing, Shoes & Jewelry

Rare Cobalt Spinel Pear From Luc Yen Vietnam Vietnamese Blue