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:
Stemple Mining District (Fool Hen Mining District), Lewis And Clark Co., Montana, USA

mindat Locality ID: 50273
mindat URL: http://www.mindat.org/loc-50273.html

Tectonic Settings:

Total number of sublocalities beneath "Stemple Mining District (Fool Hen Mining District), Lewis And Clark Co., Montana, USA": 58
Total number of bottom-level sublocalities: 58

Number of Child Localities: 58
Child Localities:
Acme Placer
Alpha Mine
American Boy Mine
Bachelor Gold Mining Company
Badger Mine
Baldy Mountain Claims
Black Sand Placer
Black Watch (Ginger; Wild Rose)
Blue Jay Placer
Blue Star
Blue Star Placer
Bondholder Prospect (Holsclaw Mine)
Butterfly Quartz Lode Occurrence
Canyon Creek Placer
Charley Copper & Silver Claims
Crown Mine
Crumb Mine
Crystal Mine
Cyclone Mine
Dert Gulch Mine
Dovie Placer
Evening Placer
Frisbee Stemple Group
Gold Dollar Mine
Golden Dollar No. 5 Lode Prospect
Golden Feather Placer
Gould Creek
Gravel Range
Guerin Lode Occurrence
Haley Mine
Homestake Lode (Bachelor Mine)
Hubbard Mine (Mill Tunnel)
Jay Gould Mine (Stemple Mine)
Kenneth Placer
King David Lode Occurrence
Last Chance Lode Occurrence
Lucky Marie Placer
Lucky Strike (Velvet; Last Chance; Ace Of Spades)
Mammoth Mine
Margaret Placer
Marguerite Placer
McClellan Mine
Mt. Pleasant
Nakoma Mine (Golconda Mine)
Omega Mine
Oro Fino Mine
Pack Horse Lode Prospect
Panqewasset
Peggy Ann Mine
Poorman Creek Placer
Prize Mine
Red Star (Gold Star; North Star; Red Star MS)
Sieben Ranch Company Exchange Occurrence
Silver Bell Mine
Silver Crescent Tungsten Claims (Cotter Tungsten)
Stemple Mine
Victory Mine
Virginia Creek Placer (Lopear And Specimen Gulches; Tarhead)

Latitude: 46°52'40"N
Longitude: 112°29'38"W
Decimal Degree (lat, lon): 46.877777777778,-112.49388888889

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.

Acanthite	Calcite	Chalcopyrite	Copper	Malachite	None	Not in a structural group	Pyrite	Quartz	Rocksalt

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: Ag Au C Ca Cu Fe H Mg O Pb S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Acanthite Calcite Chalcopyrite Copper Malachite None Not in a structural group Pyrite Quartz Rocksalt

11 IMA Minerals at location:

Acanthite ()*	Calcite ()*	Chalcopyrite ()*	Copper ()*	Cuprite ()*
Dolomite ()*	Galena ()*	Gold ()*	Malachite ()*	Pyrite ()*
Quartz ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S	1	230335	2793
Calcite ()*	Calcite	Ca(CO₃)	1	230335	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	3	230333,230335,230341	27198
Copper ()*	Copper	Cu	1	230333	3846
Cuprite ()*	Not in a structural group	Cu₂O	1	230341	2970
Dolomite ()*	None	CaMg(CO₃)₂	2	230327,230349	9895
Galena ()*	Rocksalt	PbS	2	230327,230349	24243
Gold ()*	Copper	Au	25	230303,230309,230311,230313,230315,230316,230318,230323,230324,230328,230331,230333,230334,230335,230336,230338,230339,230341,230342,230343,230346,230352,230353,230355,230360	30554
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	5	230327,230335,230341,230349,230353	12537
Pyrite ()*	Pyrite	FeS₂	3	230334,230341,230346	39462
Quartz ()*	Quartz	SiO₂	9	230315,230318,230326,230333,230334,230335,230341,230346,230353	61156

No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

All age data...