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:
Keough Hot Springs, Bishop District (Tungsten Hills District), Inyo Co., California, USA

Oldest recorded age at locality: 230
Youngest recorded age at locality: 89.6

mindat Locality ID: 255839
mindat URL: http://www.mindat.org/loc-255839.html

Tectonic Settings:

Total number of sublocalities beneath "Keough Hot Springs, Bishop District (Tungsten Hills District), Inyo Co., California, USA": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Bishop Concentrate And Cleaning Company Mine (Bishop Tungsten Mines Mill)
Buckshot Mine (Shannon Creek Mine)
Mac Van Claim (Macvan)

Latitude: 37°15'41"N
Longitude: 118°24'11"W
Decimal Degree (lat, lon): 37.261388888889,-118.40305555556

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.

Allophane	Chalcopyrite	Clay	Clinozoisite	Epidote	Mica	None	Quartz	Scheelite	Spinel

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: Al Ca Cu Fe H K O S Si W

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Chalcopyrite Clay Clinozoisite Epidote Mica None Quartz Scheelite Spinel

7 IMA Minerals at location:

Chalcopyrite ()*	Chrysocolla ()*	Epidote ()*	Magnetite ()*	Muscovite ()*
Quartz ()*	Scheelite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	230	89.6	1	157186	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	230	89.6	1	157186	3531
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	230	89.6	2	157186,157187	8173
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	230	89.6	1	157186	14899
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	230	89.6	1	157186	17380
Quartz ()*	Quartz	SiO₂	230	89.6	2	157186,157188	61156
Scheelite ()*	Scheelite	Ca(WO₄)	230	89.6	3	157186,157187,157188	4894

4 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	Sample Num	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Reference	Reference ID
NAVDAT-14976	230	148	189±41			14976		255839	Keough Hot Springs, Bishop District (Tungsten Hills District), Inyo Co., California, USA	NAVDAT	NAVDAT
NAVDAT-14980	230	148	189±41			14980		255839	Keough Hot Springs, Bishop District (Tungsten Hills District), Inyo Co., California, USA	NAVDAT	NAVDAT
USGS-U-Th-Pb-00928_206_238	95.3	95.3	95.3	206_238	zircon		Zircon	255839	Keough Hot Springs, Bishop District (Tungsten Hills District), Inyo Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-00928_207_235	89.6	89.6	89.6	207_235	zircon		Zircon	255839	Keough Hot Springs, Bishop District (Tungsten Hills District), Inyo Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...