Chemical Formula:
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(K,Ba,Sr)2Sr2Ca2(Ca,Na)4Al18Si18O72·30(H2O) |
Composition:
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Molecular Weight = 3214.44 g |
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Potassium |
1.58 % |
K |
1.90 % |
K2O |
0.00 % |
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Barium |
1.28 % |
Ba |
1.43 % |
BaO |
0.00 % |
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Sodium |
0.50 % |
Na |
0.67 % |
Na2O |
0.00 % |
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Strontium |
6.54 % |
Sr |
7.74 % |
SrO |
0.00 % |
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Calcium |
6.61 % |
Ca |
9.25 % |
CaO |
0.00 % |
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Aluminum |
15.11 % |
Al |
28.55 % |
Al2O3 |
0.00 % |
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Silicon |
15.73 % |
Si |
33.65 % |
SiO2 |
0.00 % |
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Hydrogen |
1.88 % |
H |
16.81 % |
H2O |
0.00 % |
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Oxygen |
50.77 % |
O |
0.00 % |
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0.00 % |
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|
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100.00 % |
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100.00 % |
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Empirical Formula:
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K1.3Na0.7Ca5.3Sr2.4Ba0.3Al18Si18O72·30(H2O) |
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Environment:
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Ca-rich xenoliths in leucite tephrite lava |
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Locality:
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Bellberg volcano, Mayen, Laacher See area, Eifel, Germany.. Link to
MinDat.org
Location Data.
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Name Origin:
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Named for the locality |
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Synonym:
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