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:
East Belt, Amador Co., California, USA


mindat Locality ID: 244086
mindat URL: http://www.mindat.org/loc-244086.html

Tectonic Settings:

Total number of sublocalities beneath "East Belt, Amador Co., California, USA": 108
Total number of bottom-level sublocalities: 100

Number of Child Localities: 3
Child Localities:
Pine Grove District
Quartz Mountain
West Point District

Latitude: 38°25'55"N
Longitude: 120°40'15"W
Decimal Degree (lat, lon): 38.431944444444,-120.67083333333
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 Au C Ca Cu Fe H K Mg Mn O Pb S Si Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AmphiboleArsenopyriteChalcopyriteClayCopperMalachiteMarcasiteMicaNickelineNone
PyriteQuartzRhodoniteRocksaltRutileSphalerite

15 IMA Minerals at location:
Arsenopyrite  (*)Bornite  (*)Chalcopyrite  (*)Galena  (*)Gold  (*)
Malachite  (*)Marcasite  (*)Muscovite  (*)Pyrite  (*)Pyrolusite  (*)
Pyrrhotite  (*)Quartz  (*)Rhodonite  (*)Sphalerite  (*)Tremolite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Arsenopyrite  (*)ArsenopyriteFeAsS2150769,1508129052
Bornite  (*)NoneCu5FeS44150771,150774,150799,1508125516
Chalcopyrite  (*)ChalcopyriteCuFeS210150742,150754,150756,150774,150777,150792,150795,150799,150810,15081227198
Galena  (*)RocksaltPbS13150740,150754,150756,150768,150772,150777,150783,150791,150792,150799,150810,150815,15082024243
Gold  (*)CopperAu61150739,150740,150741,150742,150743,150751,150752,150754,150755,150756,150757,150760,150761,150762,150765,150766,150768,150769,150771,150772,150773,150774,150775,150776,150777,150783,150786,150788,150791,150792,150794,150795,150796,150797,150798,150799,150803,150807,150808,150810,150811,150812,150815,150816,150817,150818,150819,150820,150821,150822,150823,150824,150826,150828,150829,150831,150832,150834,150835,150842,15084330554
Malachite  (*)MalachiteCu2(CO3)(OH)2115079512537
Marcasite  (*)MarcasiteFeS211508105674
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2115077017380
Pyrite  (*)PyriteFeS217150742,150754,150756,150769,150772,150774,150777,150783,150791,150792,150795,150799,150810,150812,150815,150820,15083139462
Pyrolusite  (*)RutileMnO22150763,1507703106
Pyrrhotite  (*)NickelineFe7S83150791,150810,1508209056
Quartz  (*)QuartzSiO229150740,150742,150755,150756,150757,150769,150770,150771,150772,150775,150777,150783,150791,150792,150794,150795,150796,150798,150799,150803,150807,150810,150812,150820,150821,150824,150826,150832,15083561156
Rhodonite  (*)RhodoniteCaMn3Mn(Si5O15)4150763,150770,150781,150813969
Sphalerite  (*)SphaleriteZnS5150771,150777,150791,150810,15081221482
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)211507492562


No ages have been assigned to this locality yet.
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All locality data graciously provided by mindat.org

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