13.11ct SILLIMANITE GEMSTONE.
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Description
A certified large, unusual multifaceted lime yellow oval Sillimanite mineral gemstone, with a carat weight of 13.11 ct, boxed.
Here are the details as presented in the World Gemological Institute certificate no. WGI9624132287:
• Species / variety: Sillimanite
• Cut: oval
• Carat weight: 13.11ct
• Colour grade: Light yellowish green
• Clarity grade: Loupe clean
• Measurements: 16.19 x 12.20 x 9.48 mm
• Colour uniformity: Very good
• Estimated retail value: £1,765.00
Sillimanite is an uncommon gemstone. It is an aluminosilicate polymorph mineral and possesses a hardness of 7 on the Mohs Scale.
A presentation box is supplied with this gemstone.
Gemstone weight: 2.6 grams. Box weight: 9.2 grams. Cert and sleeve weight: 65.0g.
Total weight: 76.8 grams.
Condition
Gemstone.
Do you have something similar to sell? Get your items valued free of charge!
Description
A certified large, unusual multifaceted lime yellow oval Sillimanite mineral gemstone, with a carat weight of 13.11 ct, boxed.
Here are the details as presented in the World Gemological Institute certificate no. WGI9624132287:
• Species / variety: Sillimanite
• Cut: oval
• Carat weight: 13.11ct
• Colour grade: Light yellowish green
• Clarity grade: Loupe clean
• Measurements: 16.19 x 12.20 x 9.48 mm
• Colour uniformity: Very good
• Estimated retail value: £1,765.00
Sillimanite is an uncommon gemstone. It is an aluminosilicate polymorph mineral and possesses a hardness of 7 on the Mohs Scale.
A presentation box is supplied with this gemstone.
Gemstone weight: 2.6 grams. Box weight: 9.2 grams. Cert and sleeve weight: 65.0g.
Total weight: 76.8 grams.
Condition
Gemstone.
Do you have something similar to sell? Get your items valued free of charge!