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Home / Encyclopedia / Rubellite

Rubellite

Crystal system · Trigonal

Identity

Formula

Na(Li,Al)3Al6(Si6O18)(BO3)3(OH)4

Strunz class

9.CK

Crystal system

Trigonal

Point group

3m

Rarity

rare

Variety of

Physical properties2 recorded

Hardness

7–7.5 (Mohs)

Diaphaneity

transparent

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