Dana classification 63.2.10.1 Space group P1 | Crystal system Triclinic | |
Category Silicate mineral, Cyclosilicate Formula
(repeating unit) K2Na(Ca6Na)Ti4Li6Si24O66F2 Crystal class Pinacoidal (1)
(same H-M symbol) | ||
Faizievite is a very rare mineral with the formula K2Na(Ca6Na)Ti4Li6Si24O66F2. This triclinic mineral is chemically related to baratovite and katayamalite. Faizievite is a single-locality mineral, coming from the moraine of the Darai-Pioz glacier, Tien Shan Mountains, Tajikistan. Alkaline rocks of this site are famous for containing numerous rare minerals, often enriched in boron, caesium, lithium, titanium, rare earth elements, barium, and others.
Contents
Occurrence and association
Faizievite was detected in quartz boulders, together with aegirine, baratovite, fluorite, leucosphenite, pectolite, and polylithionite.
Relation to other minerals
Faizievite is related to beryl and osumilite groups of minerals.
References
Faizievite Wikipedia(Text) CC BY-SA