Grandidierite

Grandidierite from Madagascar.  A rare gem mineral usually found as crystalline chunks or smears on rock, this batch includes good crystals and incredibly crystal groups formed around open vugs.


US$    € EURO    ¥ YEN    £ POUND    CAN$    AUS$    Note


B946 - Grandidierite $ 950 SOLD
Anosy Region, Tulear Province, Madagascar
miniature - 4.4 x 3 x 3 cm


Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b946a.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b946b.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b946c.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b946d.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b946e.jpg]

Translucent blue green Grandidierite in a rare open cavity formation. Grandidierite is a rare magnesium aluminum borosilicate first discovered in 1902 in the Anosy Region of Madagascar and often appears on lists of the 10 rarest gems in the world. Crystals are very rare and ususally the best you can hope for are some crystal faces as they ususally grow in narrow seams. Uncommon for the open formation and the quality is excellent with highly translucent crystals of great color.


B948 - Grandidierite $ 500 SOLD
Anosy Region, Tulear Province, Madagascar
miniature - 5 x 4 x 1.2 cm


Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b948a.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b948b.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b948c.jpg]

Translucent blue green Grandidierite crystal. Grandidierite is a rare magnesium aluminum borosilicate first discovered in 1902 in the Anosy Region of Madagascar and often appears on lists of the 10 rarest gems in the world. Crystals are very rare and ususally the best you can hope for are some crystal faces as they ususally grow in narrow seams. Though not terminated, it is crystalized all around and good sized. The quality is excellent with highly translucency great color.


B929 - Grandidierite $ 2000 SOLD
Anosy Region, Tulear Province, Madagascar
thumbnail - 2.7 x 2.5 x 1.8 cm


Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b929a.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b929b.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b929c.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b929d.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b929e.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b929f.jpg]

Two intersecting translucent blue green Grandidierite crystals with an unidentified white crystal. Grandidierite is a rare magnesium aluminum borosilicate first discovered in 1902 in the Anosy Region of Madagascar and often appears on lists of the 10 rarest gems in the world. Crystals are very rare and ususally the best you can hope for are some crystal faces as they ususally grow in narrow seams. The smaller crystal is 2.5cm long and complete, though the ends are rough looking. It also has GEM areas, which is rare. The quality is excellent with highly translucency great color.


B950 - Grandidierite $ 150 SOLD
Anosy Region, Tulear Province, Madagascar
thumbnail - 2.8 x 1.5 x 0.7 cm


Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b950a.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b950b.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b950c.jpg]

Translucent blue green Grandidierite crystal. Grandidierite is a rare magnesium aluminum borosilicate first discovered in 1902 in the Anosy Region of Madagascar and often appears on lists of the 10 rarest gems in the world. Crystals are very rare and ususally the best you can hope for are some crystal faces as they ususally grow in narrow seams. Though not terminated, it is crystalized on both sides. The quality is excellent with highly translucency great color.


B951 - Grandidierite $ 600
Anosy Region, Tulear Province, Madagascar
miniature - 4 x 3 x 1.8 cm


Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b951a.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b951b.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b951c.jpg]

Translucent blue green Grandidierite with rare free standing crystals. Grandidierite is a rare magnesium aluminum borosilicate first discovered in 1902 in the Anosy Region of Madagascar and often appears on lists of the 10 rarest gems in the world. Crystals are very rare and ususally the best you can hope for are some crystal faces as they ususally grow in narrow seams. Uncommon for the free standing crystals and the quality is excellent with highly translucent crystals of great color.


B952 - Grandidierite $ 400
Anosy Region, Tulear Province, Madagascar
small cabinet - 5.2 x 3.5 x 2.3 cm


Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b952a.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b952b.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b952c.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b952d.jpg]

Translucent blue green Grandidierite in a rare open cavity formation. Grandidierite is a rare magnesium aluminum borosilicate first discovered in 1902 in the Anosy Region of Madagascar and often appears on lists of the 10 rarest gems in the world. Crystals are very rare and ususally the best you can hope for are some crystal faces as they ususally grow in narrow seams. Uncommon for the open formation and the quality is excellent with highly translucent crystals of great color.


B953 - Grandidierite $ 350 DISCOUNTED 40% OFF TO $ 210
Anosy Region, Tulear Province, Madagascar
miniature - 4 x 3 x 2.5 cm


Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b953a.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b953b.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b953c.jpg]

Translucent blue green Grandidierite in a rare open cavity formation. Grandidierite is a rare magnesium aluminum borosilicate first discovered in 1902 in the Anosy Region of Madagascar and often appears on lists of the 10 rarest gems in the world. Crystals are very rare and ususally the best you can hope for are some crystal faces as they ususally grow in narrow seams. Uncommon for the open formation and the quality is excellent with highly translucent crystals of great color.


B954 - Grandidierite $ 350 SOLD
Anosy Region, Tulear Province, Madagascar
thumbnail - 1.2 x 0.7 x 0.5 cm


Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b954a.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b954b.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b954c.jpg]

Rare single terminated crystal of translucent blue green Grandidierite. It's not in perfect condition but it is terminated and complete all around which is very uncommon. Grandidierite is a rare magnesium aluminum borosilicate first discovered in 1902 in the Anosy Region of Madagascar and often appears on lists of the 10 rarest gems in the world. Crystals are very rare and ususally the best you can hope for are some crystal faces as they ususally grow in narrow seams.


B955 - Grandidierite $ 250 SOLD
Anosy Region, Tulear Province, Madagascar
miniature - 3.9 x 3.7 x 3 cm


Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b955a.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b955b.jpg]

Translucent blue green Grandidierite with good crystal faces on the sides. Grandidierite is a rare magnesium aluminum borosilicate first discovered in 1902 in the Anosy Region of Madagascar and often appears on lists of the 10 rarest gems in the world. Crystals are very rare and ususally the best you can hope for are some crystal faces as they ususally grow in narrow seams. Highly translucent crystals of great color.


B956 - Grandidierite $ 350 DISCOUNTED 40% OFF TO $ 210
Anosy Region, Tulear Province, Madagascar
thumbnail - 2.9 x 2.9 x 1.8 cm


Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b956a.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b956b.jpg] Grandidierite from Anosy Region, Tulear Province, Madagascar [db_pics/pics/b956c.jpg]

Translucent blue green Grandidierite in a rare open cavity formation. Grandidierite is a rare magnesium aluminum borosilicate first discovered in 1902 in the Anosy Region of Madagascar and often appears on lists of the 10 rarest gems in the world. Crystals are very rare and ususally the best you can hope for are some crystal faces as they ususally grow in narrow seams. Uncommon for the open formation and the quality is excellent with highly translucent crystals of great color.



©2010-2017 Marin Mineral