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:
Iowa Hill District, Placer Co., California, USA

mindat Locality ID: 208843
mindat URL: http://www.mindat.org/loc-208843.html

Tectonic Settings:

Total number of sublocalities beneath "Iowa Hill District, Placer Co., California, USA": 120
Total number of bottom-level sublocalities: 115

Number of Child Localities: 8
Child Localities:
Cottage Home Hill
Iowa Hill
Irish & Bryne Mine
Kings Hill
Roach Hill
Shirttail Canyon
Winchester Mine
Wisconsin Hill Mine

Latitude: 39°5'59"N
Longitude: 120°50'11"W
Decimal Degree (lat, lon): 39.099722222222,-120.83638888889

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The 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.

Calcite	Clay	Clinozoisite	Copper	Corundum	Epidote	Garnet	None	Pyrite	Quartz
Serpentine	Spinel	Zircon

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 Au C Ca Cr Fe H Mg O S Si Ti Zr

Elements from minerals reported directly at this locality: Al C Ca Fe H O S Si Ti Zr

Structural Groups for minerals in this locality:
Calcite Clay Clinozoisite Copper Corundum Epidote Garnet None Pyrite Quartz
Serpentine Spinel Zircon

12 IMA Minerals at location:

Chromite ()*	Chrysotile ()*	Epidote ()*	Gold ()*	Ilmenite ()*
Magnesite ()*	Magnetite ()*	Pyrite ()*	Quartz ()*	Siderite ()*
Uvarovite ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1	167186	3902
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	2	167228,167265	951
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	0		8173
Gold ()*	Copper	Au	46	167183,167184,167185,167187,167188,167189,167190,167191,167195,167198,167199,167204,167205,167206,167208,167212,167218,167219,167224,167226,167235,167237,167238,167241,167242,167243,167248,167249,167250,167251,167252,167257,167258,167262,167265,167266,167268,167269,167271,167276,167282,167284,167285,167288,167295,167299	30554
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	0		5433
Magnesite ()*	Calcite	Mg(CO₃)	1	167283	1487
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	0		14899
Pyrite ()*	Pyrite	FeS₂	0		39462
Quartz ()*	Quartz	SiO₂	6	167184,167242,167243,167252,167262,167284	61156
Siderite ()*	Calcite	Fe(CO₃)	0		6417
Uvarovite ()*	Garnet	Ca₃Cr₂(SiO₄)₃	1	167186	212
Zircon ()*	Zircon	Zr(SiO₄)	0		5251

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...