Celestine
Lustrous sky-blue crystal geodes from Madagascar. We offer top specimens exceptionally damage-free and with large clear crystals.
Baryum-Celestine
Item-No.: MIN1293 Price: 110.00 EUR
Tarnobrzeg, Poland
Celestine
Item-No.: MIN5449 Price: 140.00 EUR
Sakoany Deposit, Mitsinjo District, Mahajanga Province, Madagascar
Celestine
Item-No.: MIN5725 Price: 95.00 EUR
Sakoany Deposit, Mitsinjo District, Mahajanga Province, Madagascar
Celestine
Item-No.: MIN5753 Price: 145.00 EUR
Sakoany Deposit, Mitsinjo District, Mahajanga Province, Madagascar
Celestine
Item-No.: MIN5821 Price: 200.00 EUR
Sakoany Deposit, Mitsinjo District, Mahajanga Province, Madagascar
Celestine
Item-No.: MIN5947 Price: 270.00 EUR
Sakoany Deposit, Mitsinjo District, Mahajanga Province, Madagascar
Celestine
Item-No.: MIN0931 Price: 57.00 EUR
Tarnobrzeg, Poland
Celestine
Item-No.: MIN0934 Price: 48.00 EUR
Tarnobrzeg, Poland
Celestine
Item-No.: MIN0935 Price: 55.00 EUR
Tarnobrzeg, Poland
Celestine
Item-No.: MIN0441 Price: 395.00 EUR
Sakoany Deposit, Mitsinjo District, Mahajanga Province, Madagascar
Celestine
Item-No.: MIN0440 Price: 160.00 EUR
Sakoany Deposit, Mitsinjo District, Mahajanga Province, Madagascar
Celestine, Dolomite
Item-No.: MINS4663 Price: 33.00 EUR
Tooreen (quarry), Ballyhaunis, Mayo Co., Ireland
| Synonyms: | Celestite, Coelestine, Sicilianite |
| Classification: | Sulfates, Baryte Group |
| Chemical formula: | SrSO4 |
| Crystal system: | Orthorhombic |
| Density (g/cm3): | 3,96 - 3,98 measured, 3,98 calculated |
| Tenacity: | Brittle |
| Cleavage: | Perfect on {001}; good on {210}; poor on {010} |
| Fracture: | Irregular/Uneven |
| Hardness (Mohs): | 3 - 3,5 |
| Colour: | Colourless, shades of light blue, white, reddish, greenish, brownish, greyish |
| Lustre: | Vitreous, Pearly |
| Streak: | White |
| Type locality: | Bell's Mill, Bellwood, Blair Co., Pennsylvania, USA |
| Application: | Major source of the element strontium, used in fireworks and metal alloys |