Kegelite R080021

Name: Kegelite
RRUFF ID: R080021
Ideal Chemistry: Pb4Al2Si4O10(SO4)(CO3)2(OH)4
Locality: Tsumeb, Namibia
Source: William W. Pinch [view label]
Owner: RRUFF
Description: Colorless sectile crystal plates with perfect (100) cleavage, associated with mimetite
Status: The identification of this mineral is not yet confirmed.
Sample Description: Unoriented sample

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RRUFF ID: R080021
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
REFERENCES for Kegelite

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Medenbach O, Schmetzer K (1975) Kegelit, ein neues bleisilicat, Naturwissenschaften, 62, 137-137

Fleischer M, Pabst A, Mandarino J A, Chao G Y, Cabri L J (1976) New mineral names, American Mineralogist, 61, 174-186   [view file]

Medenbach O, Schmetzer K (1976) Kegelit - ein neues bleisilikat von Tsumeb, Neues Jahrbuch für Mineralogie, Monatshefte, 1976, 110-114

Fleischer M, Mandarino J A (1977) New mineral names, American Mineralogist, 62, 173-176   [view file]

Dunn P J, Braithwaite R S W, Roberts A C, Ramik R A (1990) Kegelite from Tsumeb, Namibia: a redefinition, American Mineralogist, 75, 702-704   [view file]

Braithwaite R S W (1991) Kegelite: infrared spectroscopy and a structural hypothesis, Mineralogical Magazine, 55, 127-134   [view file]