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:
Willow Creek District, Klamath Mts, Humboldt Co., California, USA

mindat Locality ID: 220892
mindat URL: http://www.mindat.org/loc-220892.html

Tectonic Settings:

Total number of sublocalities beneath "Willow Creek District, Klamath Mts, Humboldt Co., California, USA": 25
Total number of bottom-level sublocalities: 21

Number of Child Localities: 3
Child Localities:
Salyer Area
Trinity River
Willow Creek (China Flat)

Latitude: 40°52'36"N
Longitude: 123°37'21"W
Decimal Degree (lat, lon): 40.876666666667,-123.6225

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	Copper	None	Pyrite

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: Au C Cu Mg O Os Pt Ru S

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Calcite Copper None Pyrite

7 IMA Minerals at location:

Copper ()*	Erlichmanite ()*	Gold ()*	Laurite ()*	Magnesite ()*
Osmium ()*	Platinum ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Copper ()*	Copper	Cu	1	156423	3846
Erlichmanite ()*	Pyrite	OsS₂	1	156436	110
Gold ()*	Copper	Au	10	156419,156422,156426,156427,156428,156429,156432,156437,156438,156441	30554
Laurite ()*	Pyrite	RuS₂	1	156436	226
Magnesite ()*	Calcite	Mg(CO₃)	1	156439	1487
Osmium ()*	None	Os	1	156430	169
Platinum ()*	Copper	Pt	1	156436	485

No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

All age data...