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Funtanafigu Quarry, Marrubiu, Mt. Arci, Oristano Province, Sardinia, Italy

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Name(s) in local language(s):Cava Funtanafigu, Marrubiu, Monte Arci, Oristano, Sardegna, Italia
Latitude & Longitude (WGS84): 39° 47' North , 8° 44' East
Latitude & Longitude (decimal): 39.78333,8.73333
GeoHash:G#: spn4qdr6t
Locality type:Quarry
Köppen climate type:Csa : Hot-summer Mediterranean climate


Rhyolite quarry.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


10 valid minerals.

Detailed Mineral List:

Almandine
Formula: Fe2+3Al2(SiO4)3
Reference: - G.Conti-Vecchi, P. Stara,: (1991) "I Minerali della Sardegna" STEF S.p.A. Cagliari pp.176
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Reference: Sitta S., Ventacoli C., Turconi B. (1983) - Topazio, Granato, Cordierite al Mte Arci (OR) - Riv. Miner. Ital. vol. 8, fasc.3, pp. 81-84
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: Sitta S., Ventacoli C., Turconi B. (1983) - Topazio, Granato, Cordierite al Mte Arci (OR) - Riv. Miner. Ital. vol. 8, fasc.3, pp. 81-84
Hematite
Formula: Fe2O3
Reference: - G.Conti-Vecchi, P. Stara,: (1991) "I Minerali della Sardegna" STEF S.p.A. Cagliari pp.176
Mullite
Formula: Al4+2xSi2-2xO10-x
Reference: Bortolozi G. (1986) - Mullite e Pseudobrookite del M. Arci (Or) - Riv. Mineral. Ital. , Milano, Fasc. 3, pag. 136
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol
Osumilite
Formula: (K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30
Description: This is actually Osumilite - see paper by Olsen & Bunch, Amer Min 55
Reference: [Olsen, E., Bunch, T.E. (1970): Compositions of natural Osumilites, American Mineralogist, Vol. 55, pp. 875-879] [De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol]
Pseudobrookite
Formula: Fe2TiO5
Reference: - G.Conti-Vecchi, P. Stara,: (1991) "I Minerali della Sardegna" STEF S.p.A. Cagliari pp.176
Quartz
Formula: SiO2
Reference: De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol
Topaz
Formula: Al2(SiO4)(F,OH)2
Reference: - G.Conti-Vecchi, P. Stara,: (1991) "I Minerali della Sardegna" STEF S.p.A. Cagliari pp.176
Tridymite
Formula: SiO2
Reference: De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
'Hematite'4.CB.05Fe2O3
'Pseudobrookite'4.CB.15Fe2TiO5
'Quartz'4.DA.05SiO2
'Tridymite'4.DA.10SiO2
Group 9 - Silicates
'Almandine'9.AD.25Fe2+3Al2(SiO4)3
'Cordierite'9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
'Mullite'9.AF.20Al4+2xSi2-2xO10-x
'Muscovite'9.EC.15KAl2(AlSi3O10)(OH)2
'Osumilite'9.CM.05(K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30
'Topaz'9.AF.35Al2(SiO4)(F,OH)2
Unclassified Minerals, Rocks, etc.
'Garnet Group'-X3Z2(SiO4)3

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 7 - MULTIPLE OXIDES
AB2X5
Pseudobrookite7.7.1.1Fe2TiO5
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Mullite52.2.3.1Al4+2xSi2-2xO10-x
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Topaz52.3.1.1Al2(SiO4)(F,OH)2
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Group 63 - CYCLOSILICATES Condensed Rings
Condensed Rings (Milarite - Osumilite group)
Osumilite63.2.1a.6(K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Tridymite75.1.2.1SiO2
Unclassified Minerals, Rocks, etc.
'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
H MuscoviteKAl2(AlSi3O10)(OH)2
H TopazAl2(SiO4)(F,OH)2
OOxygen
O AlmandineFe32+Al2(SiO4)3
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O Garnet GroupX3Z2(SiO4)3
O HematiteFe2O3
O MulliteAl4+2xSi2-2xO10-x
O MuscoviteKAl2(AlSi3O10)(OH)2
O Osumilite(K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30
O PseudobrookiteFe2TiO5
O QuartzSiO2
O TopazAl2(SiO4)(F,OH)2
O TridymiteSiO2
FFluorine
F TopazAl2(SiO4)(F,OH)2
MgMagnesium
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
AlAluminium
Al AlmandineFe32+Al2(SiO4)3
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al MulliteAl4+2xSi2-2xO10-x
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Osumilite(K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30
Al TopazAl2(SiO4)(F,OH)2
SiSilicon
Si AlmandineFe32+Al2(SiO4)3
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si Garnet GroupX3Z2(SiO4)3
Si MulliteAl4+2xSi2-2xO10-x
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Osumilite(K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30
Si QuartzSiO2
Si TopazAl2(SiO4)(F,OH)2
Si TridymiteSiO2
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
K Osumilite(K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30
TiTitanium
Ti PseudobrookiteFe2TiO5
FeIron
Fe AlmandineFe32+Al2(SiO4)3
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe HematiteFe2O3
Fe Osumilite(K,Na)(Fe2+,Mg)2(Al,Fe3+)3(Si,Al)12O30
Fe PseudobrookiteFe2TiO5

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Pleistocene
0.0117 - 2.588 Ma



ID: 3187234
Cenozoic volcanic rocks

Age: Pleistocene (0.0117 - 2.588 Ma)

Lithology: Mafic volcanic rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Pliocene
2.588 - 5.333 Ma



ID: 3161390
Pliocene basalt

Age: Pliocene (2.588 - 5.333 Ma)

Lithology: Basalt group

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
- De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol
- Cioni, R., Clocchiatti, R., Di Paola, G.M., Santacroce, R., & Tonarini, S.(1982). Miocene calcalkaline heritage in the Pliocene post-collisional volcanism of Monte Arci (Sardinia, Italy). J. Volcanol. Geoth. Res., 14, 137-167.
- Assorgia, A., Beccaluva, L., Di Paola, G.M., Maccioni, L., Macciotta, G., Puxeddu, M., Santacroce, R., & Venturelli, G.: (1976) “Il complesso vulcanico di Monte Arci (Sardegna centro-occidentale). Nota illustrativa alla carta geo-petrografica 1:50.000.” Bollettino Della Societa' Geologica Italiana, Volume 95, pp. 371-401.
- Sitta S., Ventacoli C. and Turconi B. (1983). Topazio, granato, cordierite al Monte Arci (CA). Rivista Mineralogica Italiana, vol. 8 fasc. 3/1983, pp.81-84.
- G.Conti-Vecchi, P. Stara,: (1991) "I Minerali della Sardegna" STEF S.p.A. Cagliari pp.176


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