Smoky quartz
Smoky Crystal
Item-No.: 3792 Price: 120.00 EUR
Kamtschatka, Russia
Smoky Quartz
Item-No.: MIN6045 Price: 65.00 EUR
Mooralla, Southern Grampians Shire, Victoria, Australia
Smoky quartz
Item-No.: 6791 Price: 420.00 EUR
Jihlava , CZ
Smoky quartz
Item-No.: 6798 Price: 370.00 EUR
Jihlava, CZ
Smoky quartz
Item-No.: 6799 Price: 280.00 EUR
Jihlava, CZ
Smoky quartz
Item-No.: 6801 Price: 450.00 EUR
Jihlava, CZ
Smoky quartz
Item-No.: MINS1511 Price: 14.00 EUR
Přibyslavice near Velká Bíteš, Czech Republik
| Synonyms: | Cairngorm, Cairngorum Stone, Colorado Diamond, Quarzo affumicato, Smoky Topaz, Ouro Verde Quartz, Radium Diamond |
| Variety of: | Quartz |
| Classification: | Oxides |
| Chemical formula: | SiO2 |
| Crystal system: | Trigonal |
| Density (g/cm3): | 2,65 |
| Tenacity: | Brittle |
| Cleavage: | none |
| Fracture: | Conchoidal |
| Hardness (Mohs): | 7 |
| Colour: | gray, brown, black |
| Lustre: | Vitreous |
| Streak: | White |
| Application: | famous as a semi precious jewelry stone |