5.90ct ETW Earth-Mined Blue Grandidierite – Pear Cut, Unheated

5.90ct ETW Earth-Mined Blue Grandidierite – Pear Cut, Unheated

This distinctive 5.90-carat earth-mined blue grandidierite from Madagascar features attractive blue coloration and an elegant pear cut. Its substantial size, unusual mineral identity, and natural character make it an interesting addition to a gemstone collection or custom jewelry design.

Specifications:

Gemstone: Blue Grandidierite
Carat Weight: 5.90ct ETW
Cut: Pear Cut
Dimensions: 15.0 x 10.2 x 7.1 mm
Clarity: Opaque
Treatment: Unheated
Origin: Madagascar
Condition: New

Earth-mined blue grandidierite weighing 5.90ct ETW in a pear cut from Madagascar, featuring opaque clarity and unheated character.

Grandidierite is a rare magnesium aluminum borosilicate mineral prized for its distinctive blue-green to bluish green coloration. Its relative rarity and unusual mineral composition make it particularly interesting to gemstone enthusiasts and mineral collectors.

This specimen displays blue coloration in a graceful pear shape. Its opaque clarity emphasizes the gemstone's natural color and polished appearance rather than transparent brilliance.

Madagascar is the world's best-known source of gem-quality grandidierite, producing specimens sought after by collectors. This gemstone is unheated, retaining its naturally occurring coloration without heat enhancement.

At 5.90 carats and measuring 15.0 x 10.2 x 7.1 mm, this grandidierite offers impressive visual presence. Its elongated pear shape makes it an attractive option for a distinctive custom pendant or collector's display.

Grandidierite has a Mohs hardness of approximately 7 to 7.5, offering reasonable resistance to scratching with appropriate care. Protective settings and careful handling are recommended.

This individual Madagascan grandidierite combines substantial size, distinctive blue coloration, and natural unheated character in a rare and collectible gemstone.

(Stock Code: ABMM)

Keywords: loose gemstone, earth-mined grandidierite, blue grandidierite, Madagascar grandidierite, Madagascan gemstone, rare gemstone, pear cut grandidierite, opaque grandidierite, unheated grandidierite, 5.90ct grandidierite, natural blue gemstone, rare mineral gemstone, collector gemstone, statement pendant gemstone