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Tridymite from
Funtanafigu Quarry, Marrubiu, Oristano Province, Sardinia, Italy


Locality type:Quarry
Classification
Species:Tridymite
Formula:SiO2
Comments:SEM-EDS performed by Joy Desor.
Habit:Hexagonal plates, complex shapes and aggregates of multiple crystals. Frequently twinned.
Abundance at site:Extremely common
Confirmation
Validity:Confirmed
Confirmation Methods:SEM-EDS
Associated Minerals Based on Photo Data:
Osumilite21 photos of Tridymite associated with Osumilite at this locality.
Pseudobrookite4 photos of Tridymite associated with Pseudobrookite at this locality.
Mullite3 photos of Tridymite associated with Mullite at this locality.
Cordierite2 photos of Tridymite associated with Cordierite at this locality.
Quartz1 photo of Tridymite associated with Quartz at this locality.
Hematite1 photo of Tridymite associated with Hematite at this locality.
Data
Mineral Data:Click here to view Tridymite data
Locality Data:Click here to view Funtanafigu Quarry, Marrubiu, Oristano Province, Sardinia, Italy
Photo GalleryView Gallery (5 photos)
Data Identifiers
Mindat Occurrence Record ID:100486
Long-form Identifier:1:3:100486:1
GUID (UUID V4):50fcfbe2-0687-4689-addb-7aaef4951886
Nearest other occurrences of Tridymite
3.8km (2.4 miles) Zuarbara quarry, Marrubiu, Oristano Province, Sardinia, Italy
6.4km (4.0 miles) Conca Cannas quarry, Masullas, Oristano Province, Sardinia, Italy
66.7km (41.5 miles) Road SP 108, Portoscuso, South Sardinia Province, Sardinia, Italy
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
AL.: CRYSTAL CHEMISTRY OF THE MILARITE GROUP tridymite may be significant for estimates of minimum temperature...groundmassand as cavitylining crystals associatedwith tridymite and quartz in acid volcanicrocks (Miyashiro, 1956;Rossi...(19E9) Armenite in southwest Sardinia: First recorded occurrence in Italy. Neues Jahrbuch fiir Mineralogie...Magazine, 39,189-192. gneiss in the Grenville Province, eastern labrador. Geological Association of ...Osumilith: Osumilith-Kristalle von der Iava Funtanafigu. l-apis, 7(l l), 26-27 . Hiigi, T., and Rowe
Book (edition)
expressed in abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture)...the revolution in 1997. Its mineral rich Katanga province was renamed Shaba by Mobutu, and is now the Katanga...Katanga administrative region again. The former Kivu province is now divided to three regions: INTRODUCTION...conditions in the gold-bearing "greenstone" in Abitibi province in northern Ontario and Quebec. Some genetic problems...Menzenschwand Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from
Book (edition)
Short Hills, New Jersey. Renato Pagano: Milan, Italy. Ole V. Petersen: Geologisk Museum, Copenhagen,...British Columbia NF Labrador (part of Newfoundland Province) MB Manitoba NB New Brunswick NF Newfoundland...and Schemnitz, Czech Republic; Monte Narba, Sardinia, Italy; Smeingorsk, Semenowsky, and Altai, Siberia...metallic luster. G = 3.147. Mt. Etna and Mt. Vesuvius, Italy. Bm DI:126, ZK 74:511(1930). 1.1.18.2 Named Roaldite...well-developed crystals; Vulecano, Lipari Is., Italy, in fumaroles. BM DI:145, ACB 30:1396(1974), ABI:4L6
Book
MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning...beginning of the 20th century, the Trimouns quarry became well known to collectors around 1990 for the...2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series...1991). Simdeled, Aust-Agder. Early in 1999, in a quarry near S~ndeled, collectors opened a pocket containing...PORTUGAL Montijos quarry, Monte Redondo, Leiria Estremadura. The Montijos gabbro quarry at Monte Redondo
 
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