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Mineralpedia Details for Raite

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Raite

Raite

Named “in honor of the international group of scientists, captained by Thor Heyerdahl, crewing the papyrus ship Ra.” Raite is a rare mineral found only in the Lovozero massif in the Kola Peninsula in Russia and in the Mont Saint-Hilaire complex in Quebec, Canada. If is found on facture walls that have been filled with nepheline.

Ref. Handbook of Mineralogy, Anthony et al (1995) and MSA at http://www.handbookofmineralogy.org/pdfs/raite.pdf

Formula
Na3Mn2+3Ti0.25Si8O20(OH)2·10H2
Crystal System
Orthorhombic 
Crystal Habit
Acicular 
Cleavage
Perfect, Perfect, Perfect 
Luster
Vitreous - Silky 
Color
brown, violet red, golden yellow, reddish brown 
Streak
yellow 
Class
Orthorhombic - Disphenoidal 
Fracture
Brittle 
Hardness
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Mindat
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Raite from Yubileinaya peg., Karnasurt Mt., Lovozero Massif, Kola Pen., Russia

Raite
            from Yubileinaya peg., Karnasurt Mt., Lovozero Massif, Kola Pen., Russia

Very rich specimen with light tan fibrous crystals in 1mm sprays in an area of 2.5 x 1.5cm area.

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