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Mineralpedia Details for Tengerite-(Y)

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Tengerite-(Y)

Tengerite-(Y)

Named for C. Tenger, the chemist from Sweden who first studied the mineral. It can be found in only a few localities including Sweden, Norway, Japan, Canada, and the USA. It occurs as “an alteration coating on yttrium-bearing minerals.”

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

Formula
Y2(CO3)3ยท2-3H2
Crystal System
Orthorhombic 
Crystal Habit
Fibrous, Pulverulent 
Luster
Vitreous - Dull 
Color
white 
Streak
white 
Class
Orthorhombic - Pyramidal 
Hardness
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Tengerite-(Y) from Paratoo Cu mine, Mt Lofty Ranges, South Australia, Australia

Tengerite-(Y)
            from Paratoo Cu mine, Mt Lofty Ranges, South Australia, Australia

Pearly white, thin platy crystals in radial aggregates to 2-3mm.

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