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:
Prata Camportaccio, Valchiavenna, Sondrio Province, Lombardy, Italy


mindat Locality ID: 271084
mindat URL: http://www.mindat.org/loc-271084.html

Tectonic Settings:

Total number of sublocalities beneath "Prata Camportaccio, Valchiavenna, Sondrio Province, Lombardy, Italy": 5
Total number of bottom-level sublocalities: 3

Number of Child Localities: 2
Child Localities:
Pra Della Munega
Schiesone Valley

Latitude: 46°17'21"N
Longitude: 9°26'37"E
Decimal Degree (lat, lon): 46.289166666667,9.4436111111111
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 B Be Ca Fe H K Mg Mn Na Nb O Si Ti 

Elements from minerals reported directly at this locality: Fe H Mg O Si 

Structural Groups for minerals in this locality: 
BerylClayColumbiteDumortieriteGarnetMicaNoneNot in a structural groupQuartzRutile
SerpentineSpinelTourmaline

13 IMA Minerals at location:
Beryl  (*)Chiavennite  (*)Chrysotile  (*)Columbite-(Mn)  (*)Dumortierite  (*)
Laumontite  (*)Lizardite  (*)Magnetite  (*)Muscovite  (*)Quartz  (*)
Rutile  (*)Schorl  (*)Spessartine  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Beryl  (*)BerylBe3Al2Si6O18270067,700684286
Chiavennite  (*)NoneCaMn2+(BeOH)2Si5O13·2H2O17006622
Chrysotile  (*)Serpentine ClayMg3Si2O5(OH)40951
Columbite-(Mn)  (*)ColumbiteMn2+Nb2O6170067289
Dumortierite  (*)DumortieriteAlAl6BSi3O18170070231
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O1700701271
Lizardite  (*)Serpentine ClayMg3Si2O5(OH)40359
Magnetite  (*)SpinelFe2+Fe3+2O4014899
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2270068,7007017380
Quartz  (*)QuartzSiO2370067,70068,7007061156
Rutile  (*)RutileTiO21700685614
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)270068,700702705
Spessartine  (*)GarnetMn2+3Al2(SiO4)31700681214


No ages have been assigned to this locality yet.
SampleSource LocalityReference URL

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