Smoky quartz
Smoky Crystal
Kamtschatka, Russia
Item-No.: 3792
Price: 120.00 EUR
Smoky Quartz
Mooralla, Southern Grampians Shire, Victoria, Australia
Item-No.: MIN6045
Price: 65.00 EUR
Smoky quartz
Jihlava , CZ
Item-No.: 6791
Price: 420.00 EUR
Smoky quartz
Jihlava, CZ
Item-No.: 6798
Price: 370.00 EUR
Smoky quartz
Jihlava, CZ
Item-No.: 6799
Price: 280.00 EUR
Smoky quartz
Jihlava, CZ
Item-No.: 6801
Price: 450.00 EUR
Smoky quartz
Přibyslavice near Velká Bíteš, Czech Republik
Item-No.: MINS1511
Price: 14.00 EUR
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 |