My First Gem Kit 1
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Product Details
A set of 7 Natural Stones featuring all colors of the rainbow. Originally designed by #yavorskyy to give you a smooth entrance into the world of colored stones, whether you are a beginner or a young amateur from 6 y.o. The Gem Kit consists of the following specimen in different shapes and cuts:
Ruby 0.49 ct Dim 5.17 x 3.98 x 2.40 mm
Clinohumite 0.89 ct Dim 6.25 x 5.50 x 3.49 mm
Tourmaline 1.14 ct Dim 7.10 x 6.14 x 4.34 mm
Tourmaline 1.24 ct Dim 7.00 x 6.28 x 4.47 mm
Aquamarine 0.63 ct Dim 6.07 x 6.02 x 3.76 mm
Iolite 0.83 ct Dim 6.47 x 6.47 x 4.20 mm
Umbalite Garnet 1.21 ct Dim6.97 x 6.03 x 3.90 mm
Treatment: Unheated and Untreated (No Indications Observed)
Refractive Index: 1.770-1.820
Hardness: 7-7.5
Specific Gravity: 3.6-4.2
Optical properties: Singly refractive
Chemical formula: x3z2(SiO4)3
Shipment from: Thailand
Return Policy: 3 Day Money-Back Return*
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