Opal, Black
Gemstone Type: Opal Gemstone Color: Black Gemstone Shape: Oval Cabochon Country of Origin: Ethiopia Transparency: Opaque Condition: Size (mm): 10.0 x 8.0 x 6.2 Weight (ct): 2.41 Treatment: Effect: Play of color
Gemstones
- Zoisite
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- 10 – Mineraloids
- 09F – Tectosilicates
- 09E – Phyllosilicates
- 09D – Inosilicates
- 09C – Cyclosilicates
- 09B – Sorosilicates
- 09A – Neosilicates
- 09 – Silicates
- 08B-C – Arsenates
- 07E-G – Molybdates
- 07A-C – Sulfates
- 06 – Borates
- 05A – Carbonates
- 03 – Halogenides
- 02F – Arsenides
- 02A – Sulfides
Opal, Yellow
Gemstone Type: Opal Gemstone Color: Yellow Gemstone Shape: Trillion Country of Origin: Ethiopia Transparency: SI1 Condition: Size (mm): 11.8 x 8.8 x 5.0 Weight (ct): 2.03 Treatment: Effect:
Opal, Crystal
Gemstone Type: Opal Gemstone Color: Clear Gemstone Shape: Oval Country of Origin: Ethiopia Transparency: SI1 Condition: Size (mm): 7.0 x 5.0 x 3.4 Weight (ct): 0.49 Treatment: Effect: Play of color
Aquamarine, Blue
Gemstone Type: Aquamarine Gemstone Color: Blue Gemstone Shape: Octagon Country of Origin: Africa Transparency: VVS Condition: Size (mm): 4.5 x 4.5 x 1.8 Weight (ct): 0.26 Treatment: Effect:
Sapphire, Blue
Gemstone Type: Sapphire Gemstone Color: Blue Gemstone Shape: Pear Country of Origin: Ceylon Transparency: SI1 Condition: Small chipped Size (mm): 9.0 x 6.0 x 3.7 Weight (ct): 1.64 Treatment: Heated (minor residue) Effect: