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| Photo: Stephan Wolfsried |
Boltwoodite
Formula: (K,Na)(UO2)[HSiO4] · 0.5H2O
System: Monoclinic
Colour: Pale yellow, orange ...
Lustre: Sub-Vitreous, Waxy, Silky
Hardness: 3½ - 4
Name: For Bertram Borden Boltwood (1870-1927), radiochemist at Yale University, New Haven, Connecticut, USA. Named by Clifford Frondel and Jun Ito.
Photo : Goanikontes Claim, Goanikontes, Swakopmund District, Erongo Region, Namibia
© Stephan Wolfsried
Read more: WebMineral and Mindat.
More photo: Boltwoodite
Fonte: Geology
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(UO2)[HSiO4] · 0.5H2O System: Monoclinic Colour: Pale yellow, orange ... Lust...){kind=link}
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