Mineral name
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Cayalsite-(Y)
| 
Cayalsite-(Y)-1M cotype sample (yttrian fluorite, left) from Stetind, Tysfjord, Norway (sample: 23x16 mm) and detail of cayalsite-(Y)-1M with hematite in fluorite vug (center, width: 1.2 mm; Photo K.-C. Lyncker, Hamburg) and cayalsite-(Y)-1O cotype sample (yttrian fluorite, right) from Øvre Lapplægeret, Tysfjord, Norway (sample: 16x13 mm). |
Hölzel-No.
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9.AH.640 |
Type of specimen
|
CT |
IMA-No. / Accepted
|
2011-094 |
Chemical formula
|
CaY6Al2Si4O18F6 |
Type locality
|
Norway, Nordland, Tysfjord, Stetind quarry |
Associated minerals
|
Fluorite, bastnäsite-(Ce), hematite, vyuntspakhkite-(Y), hundholmenite-(Y) |
Collection
|
Mineralogisches Museum - Universität Hamburg |
Contact person
|
Prof. Dr. Jochen Schlüter |
Catalogue−No. / Site
|
MMHH NO-002/08 |
Nature of
type specimen
|
Mineral specimen |
References
Cayalsite-(Y), a new rare-earth calcium aluminium fluorosilicate with OD character.
Malcherek, T., Schlüter, J., Cooper, M., Ball, N. and Husdal, T. (2015)
European Journal of Mineralogy, 27, 683-694 |
Notes / Further information
Discovered by Tomas Andersen Husdal, Bodø, Norway. |
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