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Name: |
aegirine (acmite) |
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Class: |
Silicates |
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Chemistry: |
Na Fe Si2O6 Sodium Iron Silicate |
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Color(s): |
Dark green, black Streak: pale yellow |
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Hardness: |
6 |
SpecGrav: |
3.5 - 3.6 |
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Fracture: |
Uneven |
Cleavage: |
2 good |
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Crystal: |
Monoclinic - often long prismatic, striated, sometimes acicular |
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Envronment: |
contact metamorphics |
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Association: |
albite, sodalite, barite, quartz,nepheline |
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Locals: |
| Greenland | Ak., Ca., Or., USA | Africa | |
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Misc: |
Named for Aegir, the Scandinavian God of the sea. The acmie name is derived from the Greek "akme", meaning "point", which describes its crystal shape. |
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