| Analcime
 Libodřice, Kolín, Central Bohemia Region, Bohemia, Czech Republic
Item-No.: MIN0339
Price: 56.00 EUR
|
| Analcime
Libodřice, Kolín, Central Bohemia Region, Bohemia, Czech Republic
Item-No.: MIN0340
Price: 78.00 EUR
|
| Analcime, Prehnite
Libodřice, Kolín, Central Bohemia Region, Bohemia, Czech Republic
Item-No.: MIN0337
Price: 82.00 EUR
|
| Analcime, Prehnite
Libodřice, Kolín, Central Bohemia Region, Bohemia, Czech Republic
Item-No.: MIN0338
Price: 82.00 EUR
|
| Synonyms: |
Analcidite, Analcine, Analcite, Cubicite, Cubizite, Cuboite, Eudnophite, Euthalite, Five Islans Garnet |
| Classification: |
Silicates, Tektosilicates, Zeolite Group |
| Chemical formula: |
Na(Si2Al)O6·H2O |
| Crystal system: |
Isometric also orthorhombic, upon MINDAT triclinic, tetragonal or even monoclinic |
| Density (g/cm3): |
2,24 - 2,29 measured, 2,271 calculated |
| Tenacity: |
Brittle |
| Cleavage: |
Poor/indistinct on {100} |
| Fracture: |
Sub-conchoidal |
| Hardness (Mohs): |
5 - 5,5 |
| Colour: |
White, colourless, gray, pink, greenish, yellowish |
| Lustre: |
Vitreous |
| Streak: |
White |
| Transparency: |
Transparent, translucent |
| Type locality: |
Cyclopean Islands, Acitrezza, Etna Volcanic Complex, Catania Province, Sicily, Italy |
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