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Color Change Sapphire 10x7mmDescriptions Color Change Sapphire is a rare, phenomenal gem that changes color when exposed to different types of light. Mostly mined in Tanzania, Madagascar, Sri Lanka and Montana (USA). They are durable gemstones with a hardness of 9 on the Mohs Scale and can easily be used in all types of jewelry. Please refer to the features below for more information about this stone. The most significant changes in color are from florescent light (blues,

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43ct Stone Size (mm): 15x12mmHardness: 7-7

73ct Dimensions: 2

This listing includes 1 stones per order* Color: Green Transparency: Transparent Shape: baguette Total carat weight: 1

6ct Dimensions: 8x6mm Hardness: 7

This is Composed of natural corundum with over 2500 degree C

5-7 Treatment:None SKU:00110888

Natural Blue Zircon Gemstone Faceted Blue Zircon Loose Stone December Birthstone Genuine Cambodia Blue Zircon

90ct Stone Size (mm): 10x8mm Hardness: 9Special considerations: None SKU:00106718

This listing includes 1 stone per order Color: Green Transparency: TransparentShape: Round Total carat weight: 4

5-7 Treatment: Heated SKU:113061

3 stones per order* Color: Pinkish purple Transparency: TransparentDimension: 11x7mm 10x6