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:
Nine Mile Mining District, Missoula Co., Montana, USA

Oldest recorded age at locality: 910.38
Youngest recorded age at locality: 910.38

mindat Locality ID: 186229
mindat URL: http://www.mindat.org/loc-186229.html

Tectonic Settings:

Total number of sublocalities beneath "Nine Mile Mining District, Missoula Co., Montana, USA": 45
Total number of bottom-level sublocalities: 45

Number of Child Localities: 45
Child Localities:
Able Placer
Annie Placer
B. S. P. T. Occurrence
Big Rock Placer Claim
Billie Boo Placer (Buddy Boy Placer)
Busted Crock Placer
Double 1 & 2 Placers
Eileen Marcia Placer Mine (Eileen Marsha)
Envy Placers Nos. 1-4
Favorite Mine
First Hope Placer
Fool Hen Placer
Frances Copper Prospect (Frances Mine)
Gooley Placer
Hautilla Prospect
Hobo Placer
Housum Placer
Ida A Placer (B & S Placer Mine)
Jolene Placer
Josephine Creek Placer Mine
Josephine Prospect
Kennedy Creek Mine
Kennedy Creek Placer Mine
La Chambre Placer Mine (Eileen Marcia Placer)
Lost Cabin Group
Lubelle Placer
Marrion Creek Gold Mining Company Placer
Mattie V Placer
Nine Mile Mine
Nine Mile Operation
Ninemile Creek Placers
Nugget Mine
Pine Creek Mine
Platinum Placer (Drie Gulch Placer; Spring Gulch Placer)
Robin L. Placer
San Martina Mine
Shoestring Property
The Chinamen Mine (Ulrich Mine; William Mine)
Torgelson Property
Twin Creeks Placer
Unknown Pumice Occurrence (MRDS - 10019057)
Unnamed Gold Mine (MRDS - 10245828)
Unnamed Gold Occurrence (MRDS - 10294547)
Unnamed Placer (MRDS - 10010451)
Unnamed Pumice Occurrence (MRDS - 10197872)

Latitude: 47°10'51"N
Longitude: 114°33'6"W
Decimal Degree (lat, lon): 47.180833333333,-114.55166666667

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.

Baryte	Chalcopyrite	Clay	Copper	Corundum	Covellite	Malachite	Mica	None	Pyrite
Quartz	Rocksalt	Sphalerite

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 Al Au Ba C Cu Fe H K O Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Baryte Chalcopyrite Clay Copper Corundum Covellite Malachite Mica None Pyrite
Quartz Rocksalt Sphalerite

12 IMA Minerals at location:

Baryte ()*	Chalcopyrite ()*	Covellite ()*	Galena ()*	Gold ()*
Hematite ()*	Malachite ()*	Muscovite ()*	Pyrite ()*	Quartz ()*
Silver ()*	Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Baryte ()*	Baryte	Ba(SO₄)	1	232156	11547
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	4	232140,232142,232148,232152	27198
Covellite ()*	Covellite	CuS	1	232152	4165
Galena ()*	Rocksalt	PbS	3	232140,232148,232152	24243
Gold ()*	Copper	Au	31	232128,232129,232131,232132,232133,232134,232135,232136,232137,232138,232139,232140,232141,232143,232144,232145,232146,232147,232150,232151,232152,232153,232154,232155,232156,232158,232161,232162,232165,232167,232171	30554
Hematite ()*	Corundum	Fe₂O₃	1	232156	14640
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	232142	12537
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	232152	17380
Pyrite ()*	Pyrite	FeS₂	2	232152,232156	39462
Quartz ()*	Quartz	SiO₂	2	232152,232156	61156
Silver ()*	Copper	Ag	4	232140,232151,232152,232156	5186
Sphalerite ()*	Sphalerite	ZnS	2	232140,232152	21482

1 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	USGS-Rb-Sr-03087	910.38	910.38	910.38	Rb-Sr			whole rock							165197	Torgelson Property, Nine Mile Mining District, Missoula Co., Montana, USA		USGS-Rb-Sr		USGS-Rb-Sr

All locality data graciously provided by mindat.org

All age data...