14.36ct ETW Earth-Mined Greenish Blue Grandidierite – Cushion Cut, Rare Variety

14.36ct ETW Earth-Mined Greenish Blue Grandidierite – Cushion Cut, Rare Variety

This impressive loose gemstone showcases an earth-mined greenish blue Grandidierite from Madagascar, combining exceptional size with the distinctive coloration of this uncommon collector gemstone in a classic cushion cut.

Specifications:
Gemstone: Greenish Blue Grandidierite
Carat Weight: 14.36ct ETW
Cut: Cushion Cut
Dimensions: 16.8 mm x 12.0 mm x 9.3 mm
Clarity: Opaque
Treatment: Unheated
Origin: Madagascar
Condition: New

Earth-mined greenish blue Grandidierite weighing an impressive 14.36ct ETW in a cushion cut from Madagascar with opaque clarity.

The absence of heat treatment preserves this gemstone's naturally occurring greenish blue color and individual character. Its substantial 14.36-carat weight and 16.8 mm length create an impressive visual presence.

Grandidierite is a rare magnesium-aluminum borosilicate mineral first discovered in Madagascar and named after French naturalist Alfred Grandidier. Gem-quality Grandidierite is sought after by collectors for its scarcity and characteristic blue-green to greenish blue coloration.

At over 14 carats, this is a substantial specimen best suited as a dramatic centerpiece for a custom pendant or as a distinctive addition to a gemstone collection.

Its combination of exceptional size, natural unheated character, greenish blue coloration, Madagascar origin, and unusual mineral species gives this individual gemstone strong collector appeal.

A remarkable earth-mined Grandidierite offering impressive size, distinctive natural color, and exceptional rarity.

(Stock Code: EDMM)

Keywords: loose gemstone, earth-mined Grandidierite, greenish blue Grandidierite, Madagascar Grandidierite, rare gemstone, cushion cut Grandidierite, unheated Grandidierite, opaque Grandidierite, large Grandidierite, collector gemstone, 14.36ct Grandidierite