Chemical Formula:
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(Ca,Na)3(Ti,Al)Si2O7(F,OH)2 |
Composition:
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Molecular Weight = 363.79 g |
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Hydrogen |
0.14 % |
H |
0.00 % |
|
0.00 % |
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Oxygen |
32.99 % |
O |
0.00 % |
|
0.00 % |
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Fluorine |
7.83 % |
F |
0.00 % |
|
0.00 % |
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Sodium |
1.58 % |
Na |
0.00 % |
|
0.00 % |
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Aluminum |
1.85 % |
Al |
0.00 % |
|
0.00 % |
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Silicon |
15.44 % |
Si |
0.00 % |
|
0.00 % |
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Calcium |
30.30 % |
Ca |
0.00 % |
|
0.00 % |
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Titanium |
9.87 % |
Ti |
0.00 % |
|
0.00 % |
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|
|
100.00 % |
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Empirical Formula:
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Ca2.75Na0.25Ti0.75Al0.25Si2O7F1.5(OH)0.5 |
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Environment:
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Alkalic igneous rocks |
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Locality:
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Nyiragongo crater, Mount Shaheru, Kivu Province, Zaire.. Link to
MinDat.org
Location Data.
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Name Origin:
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Named for Gustav Adolf Von Gotzen (1866-1910), German traveler and first European to climb Mt. Shaheru, North Kivu, Zaire |
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Synonym:
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Calcium rinkite |
| Goetzenite |
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