Guarinite

Pollena - Trocchia area, Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy
© L. Mattei

Formula:

(Na, Ca, Zr, Si, F, O)

A silicate and fluoride of Na, Ca and Zr. See also Clinoguarinite and Orthoguarinite. Possibly a mixture of Hiortdahlite and Wöhlerite.
Originally reported from Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy.

Classification of Guarinite

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Chemical Properties of Guarinite

Formula:

(Na, Ca, Zr, Si, F, O)

Essential elements:

All elements listed in formula:

Ca, F, Na, O, Si, Zr

Other Names for Guarinite

Other Languages:

German:	Guarinit
Spanish:	Guarinita

Other Information

Health Warning:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

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Localities for Guarinite

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(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.


Italy
Campania Naples Province Somma-Vesuvius Complex Monte Somma	[Clark, 1993 - "Hey's Mineral Index", 274]
Ercolano San Vito San Vito quarry	Russo, M., Punzo, I. (2004): I minerali del Somma-Vesuvio, AMI
Pollena - Trocchia area Lagno di Pollena	Carati M., 1982. Guida alla mineralogia vesuviana. Guide Calderini, Bologna.
Pollena quarries
Sant'Anastasia Trapolino quarry (Cava nuova)	Russo, M., Punzo, I. (2004): I minerali del Somma-Vesuvio, AMI
Latium Rome Province Alban Hills	Federico, M., Peccerillo, A., (2002): Mineral chemistry and petrogenesis of granular ejecta from the Alban Hills volcano, Mineralogy and Petrology, Vol 74, 223-252
Albano Laziale Albano Lake crater	Gianfagna A., Merlino S., Perchiazzi N.(1988): Guarinite, a new finding in the sanidinite ejecta of the IV Hydromagmatic Unit from Albano lake crater, Latium, Italy. Per. Mineral., 57, 1-4.
Viterbo Province Vico Lake Vetralla Tre Croci	Pucci, R. e Edgardo Signoretti, E. (2006): La "guarinite" di Tre Croci, Vetralla (VT). Il Cercapietre, 2/2006, 47-50.

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Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 16th Nov 2009 09:53:33