Grandiderite

2.37 carat Blue Green Grandidierite Gemstone, Pear Shape loose Grandidierite from Madagascar, Natural Untreated Gem, 10.8 x 8.3 mm

1.05CT Grandiderite 8.00 X 6.00 MM Cabochon Oval (N) No treatment Sightly Included Origin Madagascar

2.62 ct Blue Green Grandidierite, 9.3 x 8 mm Oval Cut From Madagascar

1.61 Grandiderite 7 x 7 mm Round Cabochon (N) Mo Treatment Origin Madagascar Included