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:
French District, Owyhee Co., Idaho, USA

Oldest recorded age at locality: 17
Youngest recorded age at locality: 15

mindat Locality ID: 216464
mindat URL: http://www.mindat.org/loc-216464.html

Tectonic Settings:

Total number of sublocalities beneath "French District, Owyhee Co., Idaho, USA": 25
Total number of bottom-level sublocalities: 23

Number of Child Localities: 19
Child Localities:
Afterthought Mine
Bishop Vein Mine (Addie Consolidated Mining Company)
Diatomite Mine (Bates Creek)
Empire Veins Mine (Illinois Central; San Juan; Idle Wilde; Liberty; Dernier Resort)
Great West Prospect (Chapman; Quaker Group; Orofino Vein)
Mahogany Mine
Minnesota Mine
Morning Star Mine
Never Sweat Mine
Pauper Vein Mine
Potosi Mine
Red Jacket Mine (Dernier Resort Claim)
Silver Cord Vein Mine (South Poorman)
Stormy Hill Vein Mine (San Juan; Stormy Hill Shaft; War Eagle Shaft)
Sunnyside Mine (Hathaway Company)
Trook And Jennings Vein Mine
Unnamed Perlite Location (MRDS - 10266153)
Venus Claim
War Eagle Mine

Latitude: 43°0'49"N
Longitude: 116°41'32"W
Decimal Degree (lat, lon): 43.013611111111,-116.69222222222

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	Amorphous	Calcite	Chalcopyrite	Clay	Copper	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 C Ca Cu Fe H K O Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Acanthite Amorphous Calcite Chalcopyrite Clay Copper Mica None Pyrite Quartz
Rocksalt Sphalerite

12 IMA Minerals at location:

Acanthite ()*	Calcite ()*	Chalcopyrite ()*	Copper ()*	Galena ()*
Gold ()*	Muscovite ()*	Opal ()*	Pyrite ()*	Quartz ()*
Silver ()*	Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S	7	210487,210495,210496,210498,210499,210500,210510	2793
Calcite ()*	Calcite	Ca(CO₃)	2	210498,210503	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	2	210490,210497	27198
Copper ()*	Copper	Cu	1	210500	3846
Galena ()*	Rocksalt	PbS	1	210510	24243
Gold ()*	Copper	Au	17	210488,210490,210491,210494,210495,210496,210497,210498,210499,210500,210501,210502,210503,210505,210509,210510,210511	30554
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	210489	17380
Opal ()*	Amorphous	SiO₂·nH₂O	1	210489	2994
Pyrite ()*	Pyrite	FeS₂	2	210490,210494	39462
Quartz ()*	Quartz	SiO₂	16	210487,210488,210489,210490,210491,210494,210495,210496,210498,210499,210500,210501,210502,210509,210510,210511	61156
Silver ()*	Copper	Ag	6	210487,210495,210496,210497,210498,210510	5186
Sphalerite ()*	Sphalerite	ZnS	1	210510	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
	NAVDAT-32815	17	15	16±1					32815						141557	Unnamed Perlite Location (MRDS - 10266153), French District, Owyhee Co., Idaho, USA		NAVDAT		NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...