Tourmaline Crystal cluster - Height: 90 mm - Width: 66 mm- 246 g - (1) #collector mineral #colorful mineral #crystal cluster #crystalline boron silicate #gemstone mineral #igneous formation #mineral specimen #pleochroism #prismatic crystals #tourmaline
Exceptional TANZANITE Crystal • 0.30 ct • Distinctive Wedge Termination & Blue Violet Pleochroism - Height: 12 mm - Width: 4 mm- 0.06 g - (1) #blue gemstone #collector crystal #pleochroism #rare mineral #tanzania #tanzanite #zoisite variety
Lot of 3 faceted Tanzanites - 2.21 ct Faceted diversity- 0.44 g - (3) #blue violet #faceted gemstones #pleochroism #tanzania gem #tanzanite #zoisite mineral
Blue tourmaline Crystals - Height: 22 mm - Width: 7 mm- 11 g - (1) #blue indicolite #collector minerals #crystals #gemstones #natural crystals #pleochroism #tourmaline
NO RESERVE- Natural Blue Iolite Multi Strands Necklace - Height: 3 mm - Width: 3 mm- 57 g - (1) #blue gemstone #iolite #Jewelry #multi-strand necklace #natural beads #pleochroism #semi-precious stones
Red cordierite freeform – Fascinating Mineral structure with exceptional depth- 2697.47 g #collectibles #cordierite #crystal structure #gemstones #iolite #mineral specimen #pleochroism #red minerals
Long Exceptional Vivianite Crystal - Deep Green Lustrous Specimen - pleochroism - legendary find in BRAZIL - Height: 6.3 cm - Width: 1.5 cm- 4 g #brazil minerals #collectible crystals #deep green crystal #mineral specimen #phosphate mineral #pleochroism #vivianite
Tanzanite Ring - Height: 25.1 mm - Width: 19.7 mm- 2.7 g - (1) #blue gemstones #colored gemstones #fine jewelry #gemstone rings #pleochroism #rare gems #tanzanite #zoisite minerals
Tanzanite - other - Bracelet #blue-violet gemstone #fine jewelry #luxury accessories #natural tanzanite #pleochroism #precious stones #rare gemstones #tanzanian gems #tanzanite #tanzanite bracelet
Bi-Color Tourmaline Crystal - Height: 34 mm - Width: 10 mm- 8.24 g - (1) #bi-color #collectible #crystal #crystal formation #gemstone #mineral specimen #minerals #natural stone #pleochroism #tourmaline
RARE GRANDIDIERITE OF NATURAL ORIGIN Cabochon- 0.93 g #blue-green gem #cabochon #collector's stone #grandidierite #madagascar minerals #pleochroism #Rare Gemstone
Extremely Rare Pleochroic Tanzanite Crystal GEMME Quality - UNHEATED - Height: 8.6 mm - Width: 6.4 mm- 0.56 g - (1) #collectible crystals #gem quality crystal #pleochroism #rare gemstones #tanzanian gems #tanzanite #unheated gems