К минералам

RRUFF #876

Analcime

Элементы:NaAlSiOH
Valence:NaAlSiOH

Химия

IMA chemistry:
Na(AlSi2O6)·H2O
Valence chemistry:
NaAlSi2O6·H2O

Классификация

Crystal systems:
hexagonal, monoclinic, orthorhombic, cubic, tetragonal
Space groups:
I41, acd, Ia3d, Ibca, I2, a, R3
Structural group:
Analcime
IMA status:
Approved

Происхождение

Country:
Italy
Published:
1797
Oldest age Ma:
2680
Paragenetic modes:
Abiotic, Primary, Secondary, Stage 3a: Earth's earliest Hadean crust, PM8 - Mafic igneous rocks, PM9 - Lava/xenolith minerals, PM10 - Basalt-hosted zeolite minerals, Stage 3b: Earth's earliest hydrosphere, PM14 - Hot springs & geysers, PM16 - Low-T aqueous alteration, PM17 - Marine authigenic Hadean minerals, Stage 4a: Earth's earliest continental crust, PM24 - Authigenic minerals in terrestrial sediments, PM25 - Evaporites (prebiotic), Stage 4b: Highly evolved igneous rocks, PM35 - Ultra-alkali and agpaitic igneous rocks

Примечания

Haüy R J (1797) Analcime, Journal des Mines 5, 278-279