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Dacostaite from
Le Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy


02586620017382379809894.jpg
Dacostaite, etc.

Le Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
06760840017380950383695.jpg
Dacostaite, etc.

Le Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
03307420017388737608739.jpg
Dacostaite, etc.

Le Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
06760840017380950383695.jpg
Dacostaite, etc.

Le Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
03307420017388737608739.jpg
Dacostaite, etc.

Le Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
06760840017380950383695.jpg
Dacostaite, etc.

Le Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
Locality type:Mine
Classification
Species:Dacostaite
Formula:K(Mg2Al)[Mg(H2O)6]2(AsO4)2F6 · 2H2O
Confirmation
Validity:Valid - Type Locality
Associated Minerals Based on Photo Data:
Native Sulphur2
Quartz2
Gypsum1
Data
Mineral Data:Click here to view Dacostaite data
Locality Data:Click here to view Le Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:1643519
Long-form Identifier:1:3:1643519:1
GUID (UUID V4):0
References
Biagioni, C., Mauro, D., Sejkora, J., Dolnƭček, Z., Dini, A., and Å koda, R.: Dacostaite, IMA 2024-015, in: CNMNC Newsletter 80, Eur. J. Mineral., 36, https://doi.org/10.5194/ejm-36-599-2024, 2024.
Biagioni, C., Mauro, D., Sejkora, J., DolnıĢÄek, Z., Dini, A., Å koda, R. (2025) Dacostaite, K(Mgā‚‚Al)[Mg(Hā‚‚O)ā‚†]ā‚‚(AsOā‚„)ā‚‚Fā‚†ā€‰ā‹…2Hā‚‚O, a new fluorideā€“arsenate mineral from the Cetine di Cotorniano Mine (Tuscany, Italy). European Journal of Mineralogy, 37 (1). 39-52 doi:10.5194/ejm-37-39-2025
 
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