Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Amiata Mt., Grosseto Province, Tuscany, Italy

Oldest recorded age at locality: 0.29
Youngest recorded age at locality: 0

mindat Locality ID: 59201
mindat URL: http://www.mindat.org/loc-59201.html

Tectonic Settings:

Total number of sublocalities beneath "Amiata Mt., Grosseto Province, Tuscany, Italy": 5
Total number of bottom-level sublocalities: 3

Number of Child Localities: 2
Child Localities:
Castell'Azzara
Santa Fiora

Latitude: 42°49'5"N
Longitude: 11°31'33"E
Decimal Degree (lat, lon): 42.818055555556,11.525833333333

AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al As C Ca Cu F Fe H Hg Mg Na Ni O S Sb Si 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmorphousCalciteChalcopyriteFluoriteGypsumMarcasiteMilleriteNoneOrpimentPyrite
QuartzSphaleriteStibnite

19 IMA Minerals at location:
Calcite  (*)Chalcopyrite  (*)Cinnabar  (*)Dawsonite  (*)Dolomite  (*)
Fluorite  (*)Graphite  (*)Gypsum  (*)Marcasite  (*)Mercury  (*)
Metacinnabar  (*)Millerite  (*)Opal  (*)Orpiment  (*)Pyrite  (*)
Quartz  (*)Realgar  (*)Stibnite  (*)Vaesite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Calcite  (*)CalciteCa(CO3)0.290472544,72545,72546,7254727770
Chalcopyrite  (*)ChalcopyriteCuFeS20.290272545,7254627198
Cinnabar  (*)NoneHgS0.290572543,72544,72545,72546,725472600
Dawsonite  (*)NoneNaAl(CO3)(OH)20.290272545,7254690
Dolomite  (*)NoneCaMg(CO3)20.290372544,72545,725469895
Fluorite  (*)FluoriteCaF20.2901725449617
Graphite  (*)NoneC0.2901725452812
Gypsum  (*)GypsumCa(SO4)·2H2O0.290272545,725466890
Marcasite  (*)MarcasiteFeS20.290372545,72546,725475674
Mercury  (*)NoneHg0.290272546,72547397
Metacinnabar  (*)SphaleriteHgS0.290172546255
Millerite  (*)MilleriteNiS0.290272545,725461066
Opal  (*)AmorphousSiO2·nH2O0.2901725452994
Orpiment  (*)OrpimentAs2S30.290272544,72546511
Pyrite  (*)PyriteFeS20.290472544,72545,72546,7254739462
Quartz  (*)QuartzSiO20.290372544,72545,7254661156
Realgar  (*)NoneAsS0.290272544,72546712
Stibnite  (*)StibniteSb2S30.2901725443418
Vaesite  (*)PyriteNiS20.290272545,72546106



Locality Notes from all Ages at Locality:
Age IDLocality Notes
Michelle_0138Base flux unit, white pumices from the Lower Trachytic Ignimbrite


2 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
Hg-001080.2900.29-0.18      Cinnabar, MontroyditeHg59201Amiata Mt., Grosseto Province, Tuscany, ItalyMount AmiataBigazzi et al. (1981)10.1007/BF02600577BV44_455 
Michelle_01380.2860.270.278±0.008K-ArAge of base flux unit, white pumicesanidineVUL3  Sanidine  2149Castell'Azzara, Amiata Mt., Grosseto Province, Tuscany, ItalyCastellazzaraFornaseri (1985) RDSIMF40_73Age of base flux unit, white pumice, Phase III - Pre Caldera Ignimbritic Flows


SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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