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Opal from
Furtei mine, Furtei, South Sardinia Province, Sardinia, Italy


Locality type:Mine
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Furtei mine, Furtei, South Sardinia Province, Sardinia, Italy
Data Identifiers
Mindat Occurrence Record ID:1615605
Long-form Identifier:1:3:1615605:4
GUID (UUID V4):04de3b63-f3a4-4468-bdb6-56eff9e71540
Nearest other occurrences of Opal
28.9km (18.0 miles) Conca Cannas quarry, Masullas, Oristano Province, Sardinia, Italy
37.2km (23.1 miles) Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
42.9km (26.7 miles) Arcu su Linnarbu, Capoterra, Metropolitan City of Cagliari, Sardinia, Italy
51.5km (32.0 miles) Punta della Torre Mine, Gonnesa, South Sardinia Province, Sardinia, Italy
53.8km (33.4 miles) San Priamo Quarries, Idda Mountain, San Vito, South Sardinia Province, Sardinia, Italy
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
associated with Cenozoic volcanic rocks of Sardinia (Italy): Geological, mineralogical, geochemical features...of Cagliari, Piazza d’Armi 19, 09123 Cagliari, Italy b Dipartimento di Geoingegneria e Tecnologie Ambientali...of Cagliari, Piazza d’Armi 19, 09123 Cagliari, Italy c Dipartimento di Scienze della Terra, University...University of Cagliari, Via Trentino, 09123 Cagliari, Italy Received 28 February 2004; accepted 5 November 2005...deposits associated with the Cenozoic volcanics of Sardinia include kaolin, bentonite, and zeolites. Though
Journal (article/letter/editorial)
Systems of Western Sardinia, Italy R. SIMEONE,† Via Corvetto 33, 09014 Carloforte, Italy J. H. DILLES, Department...Tecnologie Ambientali, Università di Cagliari, Italy AND M. PALOMBA Istituto di Geologia Ambientale...N.R., Sez. di Cagliari, Università di Cagliari, Italy Abstract Large kaolin deposits hosted by Miocene...Miocene silicic pyroclastic rocks in northwestern Sardinia represent hydrothermal alteration formed within...downward from an inner shallow zone of kaolinite 1T-opal ± dickite ± alunite (<20-µm-diam grains) to an outer
Journal (article/letter/editorial)
condensate Opal/chalcedony, alunite, kaolinite, smectite H2S-bearing steam condensate Opal/chalcedony...Opal/chalcedony H2S-bearing steam and SO2- Opal, cristobalite and HCl-bearing magmatic condensates Neutral-pH chloride...Neutral-pH chloride water Opal/chalcedony Calcite, aragonite Opal/chalcedony Opal/chalcedony Taken from...present surface) alongside the Furtei HS gold deposit, Sardinia, Italy. Note the formerly exploited kaolinite...formerly exploited alongside the Furtei HS gold deposit in Sardinia, Italy (Fig. 4d). At Mt. Muro in Central
Journal (article/letter/editorial)
El Indio, Chile (Jannas et al., 1990) and Furtei, Sardinia (Fiori and Grillo, 2001; Fadda et al., 2005)... rocks of the Oligocene-Miocene Greek Rhodope province (Fig. 1) (Dimou et al., 1994; Voudouris and Arikas...porphyry-epithermal mineralization also occurs further to the south on Limnos Island (northeastern Aegean Sea) (Fig...deposits Ore deposits in northeastern Greece (Rhodope province and Limnos Island) were formed during the final...Perugini et al., 2004). Felsic members in the Rhodope province are considered to be crustal anatectic products
Journal (article/letter/editorial)
of kuksite, Pb3Zn3Te P2O14, from the Black Pine mine, Montana, and Blue Bell claims, California, have...Pb3Zn3(Sb5+,Te6+)As2O13(OH,O). Kuksite from the Black Pine mine crystallizes in space group P321, with unit-cell...Investigations of tellurium mineralogy at the Black Pine mine, 14.5 km NW of Philipsburg, Granite County, Montana...saponite. occurrence and parageneSiS Black Pine mine Kuksite and associated material was collected in...temperatures. Blue Bell claims Although the Blue Bell mine has been a well-known collecting locality for micro
Book
Guastoni; Roberto Appiani. Originally published: Italy : Mondadori, 2003. [256] p. : col. photos. ; cm...CAPTIONS Page 1: Cuprite crystals from the Ray mine, Arizona Pages 2-3: Liroconite from PERFECT CLEAVAGE...Susa Valley, Piedmont, Italy Pages 8-9: Beryl from the Codera Valley, Lombardy, Italy Pages 42-43: Silver...Mount Bregaceto, Liguria, Italy Pages 104-105: Azurite crystals from Sardinia, Italy Pages 118-119: Boracite...160-161: Elbaite crystals from the island of Elba, Italy Pages 244-245: Whewellite crystals from the Czech
Book
Guastoni; Roberto Appiani. Originally published: Italy: Mondadori, 2003. (256} p. : col. phptos. ; cm....mineral; it is expressed on a scale from 1 to 10. Ray mine, Arizona Pages 2-3: Liroconite from Cornwall, England...Valley, Piedmont, Italy Pages 8- 9: 13eryl from the Codera Valley, Lombardy, Italy Pages 42- 43: Silver...Mount Bregaceto, Liguria, Italy Pages 104-105: Azurite crystals from Sardinia, Italy Pages 118-119: Boracite...160-161: Elbaite crystals from the island of Elba, Italy Pages 244-245: Whewellite crystals from the Czech
Book (volume)
Spain by F. Vazquez Guzman Portugal by D. Thadeu Italy by P. Zuffardi European part of the U.S.S.R. by...Southwest Europe embraces France, Spain, Portugal and Italy. Each volume has an introductory chapter of the...Cordillera Pyreneo-Proven!yal chain Corsica and Sardinia . Mineralization in relation to tectonic evolution...Elisa and Dorinda Barruecopardo Golpejas or Bellita mine Morille-Martinamor El Cubito El Trasqui16n. Santa...Baixo Tejo and Sado Basins Silica sand deposits Italy by P. Zuffardi Introduction Geological setting Stratigraphy
Book
Perth, Australia Jim Graham 4th 1991 Pretoria, South Africa Sybrand de Waal 3rd 1989 Montréal, Canada...Angeles, USA Donald Hausen 1st 1981 Johannesburg, South Africa S.A. Hiemstra INTERNATIONAL COUNCIL FOR...years since the inaugural meeting in Johannesburg, South Africa in 1981 and this decenary event perhaps heralds...Prof.Dr. Juraj Majzlan Germany Dr. Mario Berra Italy Prof.Dr. Terje Malvik Norway Dr. Arjan Ciftja...aggregates in mortars: examples from Lombardy (Northern Italy) Bugini, R, and Folli, L 85 13 Assessment of
Book
2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...which they called the Bentley Lake Road occurrence, south of Bancroft. Sharp, flattened rhombohedral ilmenite...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage...Girardville, itself 40 km northwest of Lac Saint-Jean in south-central Quebec, very large and sharp ilmenite Cl)
Book
OF T HE 1 0 GEOLOGICAL SURVEY· OF SCOTLAND. • MINE 0 1 1 0 of. GEMS Press _ _ _ _ _ _ Shelf_ _...1906) SOURCES OF TEMPORARY WATEB SUPPLY in the SOUTH 01' ENGLAND and NEIGHBOUJlING PARTS OF THE CONTINENT...Germany, Austria, Sweden, Denmark, Spain, Portugal, Italy, Russia, China, Japan, India, Federated Malay States...At1stralasia, Canada, The United States of America, South .America, Africa ... 41 CHAPrl'ER III.-DIS1'RIBtrrrroN... . . .. ,, 33. Map of Kaolin district, Scania, South Sweden . ... . .. . ... ,, 34. Section in a Kaolin
Report (volume)
obtained from: Society of Economic Geologists 5808 South Rapp St., Suite 209 Littleton, CO 80120 USA Telephone:...an eae eer 213 Mineralizations at the Rozalia Mine, HodruSa WU cia ORK oderay UPrcicn oa Saly, and...Stiavnica stratovolcano central zone and Rozalia Mine 18.30-19.30 Dinner 19.30-22.00 Optional visit to...groups: 7.00 - 11.30 Underground visit of the Rozalia mine; disseminated base metal mineralization, base metal...30 Underground visit of the All Saints Medieval Mine - precious metal LS epithermal veins 15.30-17.30
Report (issue)
(1994):PetrologicalStudieswithinthe Iron Mask Batholith, South Central British Columbia.M.Sc. thesis, Univ. British...the Upper Critical zone, western Bushveldcomplex, South Africa Earth Planet. Sci. lell. 74, 58-68. BALLHAUS...large (shrinkage?) bubble.Fromlhe Dolomite Mts.. Italy (Clocchiaui1975).(8) Multipleelongatesilicate Ml...peralkalinerhyolites (pantellerites) from Pantelleria, Italy, have melt Cl concentrationsconsistentwith saturationwith...feldsparfrom lbe peralbline rllYllililllha Plnlelleria,Italy. Whenheatedto ...... lie. lllllpelltUra, these clusters
Report (volume)
the generous support of thousands of individual mine operators, distributors, and consurnors, as wdl...its fotulity rate, mainly because of a series of mine disast;ars. 'Wherens only 1 major explosion occurI'e(l...iron values in United States total; (2) tlw uso of mine figures for gold, silver, copper, lead, and zinc........ . Rhode Island._ ....................... South Carolina ........................ . !~''"::::::::::::::::::::...or iron valuation, nn,! tor <11.lmr rn 1,t11 !~ mine production (recoverable content of metals) is the
 
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