Creedite
Creedite, Gearksutite
Item-No.: MIN0425 Price: 480.00 EUR
Navidad Mine, Abasolo, Rodeo, Rodeo Municipality, Durango, Mexico
Gearksutite, Creedite
Item-No.: MIN0429 Price: 198.00 EUR
Navidad Mine, Abasolo, Rodeo, Rodeo Municipality, Durango, Mexico
Creedite, Gearksutite
Item-No.: MIN0427 Price: 490.00 EUR
Navidad Mine, Abasolo, Rodeo, Rodeo Municipality, Durango, Mexico
Creedite, Gearksutite
Item-No.: MIN0428 Price: 450.00 EUR
Navidad Mine, Abasolo, Rodeo, Rodeo Municipality, Durango, Mexico
| Synonyms: | Belyankite |
| Classification: | Halides |
| Chemical formula: | Ca3Al2(SO4)(F,OH)10·2H2O |
| Crystal system: | Monoclinic |
| Density (g/cm3): | 2.713 - 2.73 measured, 2.715 calculated |
| Tenacity: | Brittle |
| Cleavage: | Perfect on {100} |
| Fracture: | Conchoidal |
| Hardness (Mohs): | 4 |
| Colour: | Colorless, white, yellowish, orange, pink-violet, violet, black |
| Lustre: | Vitreous |
| Streak: | White |
| Fluorescence: | yellowish-white in long wave UV (365nm) , in short ware UV (254nm) bluish-white |
| Transparency: | Transparent |
| Type locality: | Colorado Fluorspar Company Mine, Wagon Wheel Gap, Mineral Co., Colorado, USA |