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:
Douglas City, Weaverville District, Klamath Mts, Trinity Co., California, USA

mindat Locality ID: 240717
mindat URL: http://www.mindat.org/loc-240717.html

Tectonic Settings:

Total number of sublocalities beneath "Douglas City, Weaverville District, Klamath Mts, Trinity Co., California, USA": 27
Total number of bottom-level sublocalities: 27

Number of Child Localities: 27
Child Localities:
Atomic Mining Company Occurrence
Carlson And Sandburg Placer
Carr Placer Mine
Clear Creek Gold Dredging Company Prospect (Enterprise Engineering Company)
Clement Placer
Fillibuster Group
Hamilton Property
Hubbard Placer Mine
Indian Creek Dredge
Johnson Point Placer
Little Jo Placer Mine
Lowden Occurrence
Lower Dutton Creek Placer
Maple Creek Mine
Nigger Hill Placer Mine
Perkins Bar Placer Mine
Placer Exploration Company Property
Roe Occurrence
Smith Creek And Gibson Placer
Steiner Flat Placer
Texas Bar Placer Mine
Trinity River Placer
Turners Bar Placer Mine
Union Hill Mine
Viking Dredging Company Placer
Vitzthum Placer Mine
Weaver Dredging Company Placer

Latitude: 40°39'14"N
Longitude: 122°57'6"W
Decimal Degree (lat, lon): 40.653888888889,-122.95166666667

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.

Copper	Molybdenite	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 Fe H Ir Mo O Os Pt Ru S

Elements from minerals reported directly at this locality:

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

8 IMA Minerals at location:

Ferrimolybdite ()*	Gold ()*	Iridium ()*	Laurite ()*	Molybdenite ()*
Osmium ()*	Platinum ()*	Rutheniridosmine ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Ferrimolybdite ()*	None	Fe³⁺₂(Mo⁶⁺O₄)₃·7H₂O	1	182112	345
Gold ()*	Copper	Au	19	182102,182103,182105,182106,182107,182108,182109,182110,182111,182113,182115,182116,182119,182120,182121,182123,182124,182125,182126	30554
Iridium ()*	Copper	Ir	1	182122	162
Laurite ()*	Pyrite	RuS₂	1	182122	226
Molybdenite ()*	Molybdenite	MoS₂	1	182112	5800
Osmium ()*	None	Os	1	182122	169
Platinum ()*	Copper	Pt	2	182106,182122	485
Rutheniridosmine ()*	None	(Ir,Os,Ru)	1	182122	47

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...