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:
Port Wine Mine, Hughes Mill, Forest Hill Divide Area, Placer Co., California, USA

Oldest recorded age at locality: 388
Youngest recorded age at locality: 388

mindat Locality ID: 85687
mindat URL: http://www.mindat.org/loc-85687.html

Tectonic Settings: Oceanic Arc (Subduction)

Total number of sublocalities beneath "Port Wine Mine, Hughes Mill, Forest Hill Divide Area, Placer Co., California, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 39°6'18"N
Longitude: 120°46'20"W
Decimal Degree (lat, lon): 39.105,-120.77222222222

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.

No IMA Minerals occur at this locality according to mindat

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
podchrome-00142388388pre-Early Devonian-Jurassic (388±17 Ma U-Pb zircon from felsic igneous rocks; 174 Ma K-Ar white mica from blueschists)       Cr85687Port Wine Mine, Hughes Mill, Forest Hill Divide Area, Placer Co., California, USADart and Braden (Section 30)Moiser et al. (2012) USGSSIR2012_5157 
podchrome-00143388388pre-Early Devonian-Jurassic (388±17 Ma U-Pb zircon from felsic igneous rocks; 174 Ma K-Ar white mica from blueschists)       Cr85687Port Wine Mine, Hughes Mill, Forest Hill Divide Area, Placer Co., California, USADart and Braden (Section 31)Moiser et al. (2012) USGSSIR2012_5157 


SampleSource LocalityReference URL


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