Chemical Formula:
|
(K,Na,Ca)(Al7Si17O48)·22H2O |
Composition:
|
Molecular Weight = 1865 g |
|
|
|
Hydrogen |
2.38 % |
H |
21.25 % |
H2O |
0.00 % |
|
|
|
Oxygen |
60.05 % |
O |
0.00 % |
|
0.00 % |
|
|
|
Sodium |
0.37 % |
Na |
0.50 % |
Na2O |
0.00 % |
|
|
|
Aluminum |
10.13 % |
Al |
19.13 % |
Al2O3 |
0.00 % |
|
|
|
Silicon |
25.60 % |
Si |
54.77 % |
SiO2 |
0.00 % |
|
|
|
Potassium |
1.26 % |
K |
1.52 % |
K2O |
0.00 % |
|
|
|
Calcium |
0.21 % |
Ca |
0.30 % |
CaO |
0.00 % |
|
|
|
|
|
|
|
|
|
|
|
|
|
100.00 % |
|
97.47 % |
|
|
|
|
| |
Empirical Formula:
|
K0.6Na0.3Ca0.1Al7Si17O48·22(H2O) |
|
Environment:
|
Alteration product of basalts |
|
Locality:
|
Fara Vicentina, Vicenza, Italy.. Link to
MinDat.org
Location Data.
|
|
Name Origin:
|
Named after the German mineralogist and chemist, Christian Gottlob gelin (1792-1860) of Turbingen, Germany. The K-dominant member of the gelinite series |
|
Synonym:
|
IMA1999-039 |
|