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:
Parkfield, Parkfield District, Diablo Range, Monterey Co., California, USA


mindat Locality ID: 210463
mindat URL: http://www.mindat.org/loc-210463.html

Tectonic Settings:

Total number of sublocalities beneath "Parkfield, Parkfield District, Diablo Range, Monterey Co., California, USA": 19
Total number of bottom-level sublocalities: 18

Number of Child Localities: 16
Child Localities:
G.W.D. Mine
Gillette Prospect (Patriquin-Gillette Prospect)
Hidden Valley Ranch Prospect (Wayland Ranch)
Native Copper Prospect
Nelson Creek Deposits
Nevins Prospect (Nevins Deposit)
Parkfield Mine
Patriquin Mine (Cholame-Parkfield Mine; Paloma Mining Company; Franciscan Mine; Pitts Mine)
Poppy Prospect
Rattlesnake Prospect
Sommer's Prospect (S & S Prospect)
Table Mountain
Unnamed Cu Prospect (1)
Unnamed Cu Prospect (2)
Unnamed Magnesite Deposit (1)
Unspecified Hg Occurrence (1)

Latitude: 35°57'3"N
Longitude: 120°24'57"W
Decimal Degree (lat, lon): 35.950833333333,-120.41583333333
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: Ba C Cr Cu Fe H Hg Mg O S Si 

Elements from minerals reported directly at this locality: Cr Fe O 

Structural Groups for minerals in this locality: 
AmorphousBaryteCalciteChalcopyriteClayNonePyriteQuartzSerpentineSphalerite
SpinelSulphur

13 IMA Minerals at location:
Baryte  (*)Chalcocite  (*)Chalcopyrite  (*)Chromite  (*)Chrysotile  (*)
Cinnabar  (*)Magnesite  (*)Metacinnabar  (*)Montroydite  (*)Opal  (*)
Pyrite  (*)Quartz  (*)Sulphur  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Baryte  (*)BaryteBa(SO4)116466111547
Chalcocite  (*)NoneCu2S11646575707
Chalcopyrite  (*)ChalcopyriteCuFeS2116466927198
Chromite  (*)SpinelFe2+Cr2O403902
Chrysotile  (*)Serpentine ClayMg3Si2O5(OH)41164666951
Cinnabar  (*)NoneHgS9164654,164655,164660,164661,164662,164663,164667,164668,1646722600
Magnesite  (*)CalciteMg(CO3)2164659,1646711487
Metacinnabar  (*)SphaleriteHgS2164661,164672255
Montroydite  (*)NoneHgO116466729
Opal  (*)AmorphousSiO2·nH2O11646612994
Pyrite  (*)PyriteFeS2116466139462
Quartz  (*)QuartzSiO2116466161156
Sulphur  (*)SulphurS2164660,1646612045


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

All locality data graciously provided by mindat.org

All age data...

Other copyright data...