Important Update News
The RRUFF Project has been migrated to RRUFF.net. Please update your bookmarks immediately, if you have not done so.
The data on this website is already three years out of date, and the entire website will be taken offline before the end of the year.
We are grateful to NASA for the funding of this effort.
|   |   | Name: Grimselite RRUFF ID: R141028 Ideal Chemistry: K3Na(UO2)(CO3)3·H2O Locality: Rovnost Mine, Jáchymov, Krušné Hory Mts, Karlovy Vary, Bohemia, Czech Republic Source: William W. Pinch [view label] Owner: RRUFF Description: Radial aggregate of light or greenish yellow bladed crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. | 
| RAMAN SPECTRUM | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 
 | ||||||||||||
| BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 
 | ||||||||||||
| POWDER DIFFRACTION | |||||||
|---|---|---|---|---|---|---|---|
| RRUFF ID: | R141028.9 | ||||||
| Sample Description: | Single crystal, powder profile is calculated | ||||||
| Cell Refinement Output: | a: 9.258(2)Å    b: 9.258(2)Å    c: 8.200(1)Å alpha: 90° beta: 90° gamma: 120° Volume: 608.67(6)Å3 Crystal System: hexagonal | ||||||
| 
 
 | 
 | ||||||
| REFERENCES for Grimselite | |
|---|---|
| American Mineralogist Crystal Structure Database Record: [view record] | |
| 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] | |
| Walenta K (1972) Grimselit, ein neues Kalium-Natrium-Uranylkarbonat aus dem Grimselgebiet (Oberhasli, Kt. Bern, Schweiz), Schweizerische Mineralogische und Petrographische Mitteilungen, 52, 93-108 | |
| Fleischer M (1973) New mineral names, American Mineralogist, 58, 139-141 [view file] | |
| Li Y, Burns P C (2001) The crystal structure of synthetic grimselite, K3Na[(UO2)(CO3)3](H2O), The Canadian Mineralogist, 39, 1147-1151 [view file] | |
| Kubatko K-A, Helean K B, Navrotsky A, Burns P C (2005) Thermodynamics of uranyl minerals: enthalpies of formation of rutherfordine, UO2CO3, andersonite, Na2CaUO2(CO3)3(H2O)5, and grimselite, K3NaUO2(CO3)3H2O, American Mineralogist, 90, 1284-1290 [view file] | |
| Roth P (2007) Grimselite, in Minerals first discovered in Switzerland and minerals named after Swiss individuals Kristallografik Verlag Achberg Germany 78-79 | |
| Plášil J, Fejfarová K, Skála R, Škoda R, Meisser N, Hloušek J, Císařová I, Dušek M, Veselovský F, Čejka J, Sejkora J, Ondruš P (2012) The crystal chemistry of the uranyl carbonate mineral grimselite, (K,Na)3Na[(UO2)(CO3)3](H2O), from Jáchymov, Czech Republic, Mineralogical Magazine, 76, 443-453 [view file] | |
|  |