Opals
Gemstones
Jewelry
Coins
Nessuna riserva Opal Auctions
Nessuna riserva Jewelry Auctioned
Nessuna riserva Coins Auctioned
77.50 CTS DIASPORE MINERAL SPECIMEN CG-1694 COLOUREDGEMS
- SKU
- CG-1694
- Dimensioni (mm)
- 39.720 x 32.880 x 4.630mm
- Peso (cts)
- 77.500
- Tipo
- Specimen
- Colori
-
DIASPORE MINERAL
RARE MINERAL
APPROX WEIGHT AND SIZE
CLEAN STONES ARE SOLD AT ENORMOUS PRICES
the mineral diaspore, mined in the İlbir Mountains of southwest Turkey at an elevation of over 4,000 feet. Depending on its light source, color varies between a yellowish green, light gold, and purplish pink. Its gemological name is diaspore, and it is hydrated aluminum oxide colored by manganese. It was first faceted as a gemstone in the 1980s, but was not commercialy mined until recently.Diaspore has reasonably good gemstone characteristics. It has a hardness of 6.5 to 7 on the Mohs scale, comparable to peridot and tanzanite. It has a refractive index of 1.702 to 1.750, which lies between that of tanzanite and spinel. Diaspore has perfect cleavage in one direction, making it a challenge to cut
- SKU
- CG-1694
- Dimensioni (mm)
- 39.720 x 32.880 x 4.630 mm
- Peso (cts)
- 77.500
- Tipo
- Specimen
- Colori
-
DIASPORE MINERAL
RARE MINERAL
APPROX WEIGHT AND SIZE
CLEAN STONES ARE SOLD AT ENORMOUS PRICES
the mineral diaspore, mined in the İlbir Mountains of southwest Turkey at an elevation of over 4,000 feet. Depending on its light source, color varies between a yellowish green, light gold, and purplish pink. Its gemological name is diaspore, and it is hydrated aluminum oxide colored by manganese. It was first faceted as a gemstone in the 1980s, but was not commercialy mined until recently.Diaspore has reasonably good gemstone characteristics. It has a hardness of 6.5 to 7 on the Mohs scale, comparable to peridot and tanzanite. It has a refractive index of 1.702 to 1.750, which lies between that of tanzanite and spinel. Diaspore has perfect cleavage in one direction, making it a challenge to cut
| Fornitore di spedizioni | Spedizione a United States of America | Spedizione nel resto del mondo |
|---|---|---|
| Standard Shipping - Tracked | $30.00 / 7 giorni | $30.00 / 14 giorni |
|
United States of America
Standard Shipping - Tracked è scontato a $30.00 sugli ordini con 2 o più articoli
Resto del mondo
Standard Shipping - Tracked è scontato a $30.00 sugli ordini con 2 o più articoli
|
||
| FedEx | $40.00 / 3 giorni | $40.00 / 7 giorni |
|
United States of America
FedEx è scontato a $40.00 sugli ordini con 2 o più articoli
Resto del mondo
FedEx è scontato a $40.00 sugli ordini con 2 o più articoli
|
||
| DHL | $30.00 / 2 giorni | $30.00 / 14 giorni |
|
United States of America
DHL è scontato a $30.00 sugli ordini con 2 o più articoli
Resto del mondo
DHL è scontato a $30.00 sugli ordini con 2 o più articoli
|
||
This family business based out of Australia has been established since 1991.
-
PositivoI paid a lot for an item, but it’s my fault for not recognizing its true value. I will learn from this experience. The seller was honest and helpful.
-
Positivo
it's ok and I am happy because I purchased it for recut it and have polished slice. 8 mm is too high for jewelry. Also the dome is too much rounded, color are better with low dome on this kind on stone
