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Prato delle Macinaie (Piano delle Macinaie), Castel del Piano, Grosseto Province, Tuscany, Italyi
Regional Level Types
Prato delle Macinaie (Piano delle Macinaie)Group of Exposures
Castel del PianoCommune
Grosseto ProvinceProvince
TuscanyRegion
ItalyCountry

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Key
Latitude & Longitude (WGS84):
42° 53' 26'' North , 11° 36' 15'' East
Latitude & Longitude (decimal):
Locality type:
Group of Exposures
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Pescina153 (2014)3.6km
Bagnoli490 (2014)4.8km
San Lorenzo274 (2014)5.2km
Castel del Piano3,507 (2014)5.3km
Vivo d'Orcia532 (2014)5.5km
Other Languages:
Italian:
Prato delle Macinaie (Piano delle Macinaie), Castel del Piano, Provincia di Grosseto, Toscana, Italia


Exposures of trachytic rocks rich in sanidine.

Andalusite var. chiastolite, as crystals up to 6 cm across, is found in xenoliths occuring in trachyte along the streamlet bed below Prato delle Macinaie.

Cinnabar, as small red crystals, occurs in trachyte cavities particularly 800 m northeast of chalet Vecchio Rifugio.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


3 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Andalusite
Formula: Al2(SiO4)O
Reference: Del Caldo, A., Moro, C., Gramaccioli, C.M., and Boscardin, M. (1973) Guida ai minerali. Fratelli Fabbri Editori, Milano, 208 pp.
Andalusite var: Chiastolite
Formula: Al2(SiO4)O
Reference: Del Caldo, A., Moro, C., Gramaccioli, C.M., and Boscardin, M. (1973) Guida ai minerali. Fratelli Fabbri Editori, Milano, 208 pp.
Cinnabar
Formula: HgS
Reference: Del Caldo, A., Moro, C., Gramaccioli, C.M., and Boscardin, M. (1973) Guida ai minerali. Fratelli Fabbri Editori, Milano, 208 pp.
Sanidine
Formula: K(AlSi3O8)
Reference: Del Caldo, A., Moro, C., Gramaccioli, C.M., and Boscardin, M. (1973) Guida ai minerali. Fratelli Fabbri Editori, Milano, 208 pp.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Cinnabar2.CD.15aHgS
Group 9 - Silicates
Andalusite9.AF.10Al2(SiO4)O
var: Chiastolite9.AF.10Al2(SiO4)O
Sanidine9.FA.30K(AlSi3O8)

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Cinnabar2.8.14.1HgS
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
Andalusite52.2.2b.1Al2(SiO4)O
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Sanidine76.1.1.2K(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
Andalusite
var: Chiastolite
-Al2(SiO4)O

List of minerals for each chemical element

OOxygen
O AndalusiteAl2(SiO4)O
O Andalusite (var: Chiastolite)Al2(SiO4)O
O SanidineK(AlSi3O8)
AlAluminium
Al AndalusiteAl2(SiO4)O
Al Andalusite (var: Chiastolite)Al2(SiO4)O
Al SanidineK(AlSi3O8)
SiSilicon
Si AndalusiteAl2(SiO4)O
Si Andalusite (var: Chiastolite)Al2(SiO4)O
Si SanidineK(AlSi3O8)
SSulfur
S CinnabarHgS
KPotassium
K SanidineK(AlSi3O8)
HgMercury
Hg CinnabarHgS

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Del Caldo, A., Moro, C., Gramaccioli, C.M., and Boscardin, M. (1973) Guida ai minerali. Fratelli Fabbri Editori, Milano, 208 pp.

Other Regions, Features and Areas containg this locality

Eurasian PlateTectonic Plate
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