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

Photos Maps Search Mineralogy

Standard

All Photos (502)Specimen Photos (497)Locality Photos (5)Photos by Color Gallery Photo Statistics Add Photo

Map Pages Nearest Localities

Mineral Search Similar Localities Nearest Localities Search Google

Predictive Mineralogy

Fibroferrite

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

Fibroferrite

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

Fibroferrite

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

Fibroferrite

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

Fibroferrite

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

Fibroferrite

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

Fibroferrite

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

Classification
Locality type:	Mine
Species:	Fibroferrite
Formula:	Fe³⁺(SO₄)(OH) · 5H₂O
Confirmation
Validity:	Believed Valid
Associated Minerals Based on Photo Data:
Pickeringite	2
Sideronatrite	1
Data
Mineral Data:	Click here to view Fibroferrite data
Locality Data:	Click here to view Le Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
Photo Gallery	View Gallery (9 photos)
Data Identifiers
Mindat Occurrence Record ID:	84183
Long-form Identifier:	1:3:84183:2
GUID (UUID V4):	0
Nearest other occurrences of Fibroferrite

24.7km (15.3 miles)	ⓘ Niccioleta Mine, Massa Marittima, Grosseto Province, Tuscany, Italy
32.0km (19.9 miles)	ⓘ Fenice Capanne Mine, Massa Marittima, Grosseto Province, Tuscany, Italy
75.4km (46.9 miles)	ⓘ Vigneria stope, Rio Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy
78.2km (48.6 miles)	ⓘ Cape Arco Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy
84.6km (52.6 miles)	ⓘ Cape Calamita Mine, Capoliveri, Livorno Province, Tuscany, Italy
References
Palache, Charles; Berman, Harry; Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons. *Sabelli, Cesare, Brizzi, Giancarlo (1984) Alteration Minerals of the Cetine Mine, Tuscany, Italy. The Mineralogical Record, 15 (1) 27-36* Lombardo, Mariasole (2010) Fibroferrite: crystallographic, optical and synthesis experiments. MsC Thesis, Queens University, Ontario, Canada Menchetti, S., Batoni, M., Batacchi, C., Borselli, G., Brogi, A., Ceccantini, L., Fassina, B., Marchesini, M., Rossellini, A. & Ruggieri, G. (2015): Le Cetine di Cotorniano. Miniera e minerali. Associazione Micro-Mineralogica Italiana, Cremona, 354 p.

Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: October 22, 2026 11:57:41

Go to top of page

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

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