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:
Shirley Ann Group (Shirley Ann Claim; Dodd Springs; Trail; Eureka; Sal; June; Bee Em Tee), Big Dodd Spring, Ubehebe District, Cottonwood Mts, Panamint Mts (Panamint Range), Inyo Co., California, USA

Oldest recorded age at locality: 174
Youngest recorded age at locality: 174

mindat Locality ID: 7030
mindat URL: http://www.mindat.org/loc-7030.html

Tectonic Settings:

Total number of sublocalities beneath "Shirley Ann Group (Shirley Ann Claim; Dodd Springs; Trail; Eureka; Sal; June; Bee Em Tee), Big Dodd Spring, Ubehebe District, Cottonwood Mts, Panamint Mts (Panamint Range), Inyo Co., California, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 36°34'15"N
Longitude: 117°34'31"W
Decimal Degree (lat, lon): 36.570833333333,-117.57527777778

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.

Adelite	Apatite	Aragonite	Baryte	Covellite	Fornacite	Linarite	Malachite	None	Quartz
Rocksalt	Scheelite

Anglesite ()*	Cerussite ()*	Chalcocite ()*	Covellite ()*	Duftite ()*
Ferrisurite ()*	Fornacite ()*	Galena ()*	Linarite ()*	Malachite ()*
Mimetite ()*	Quartz ()*	Wulfenite ()*

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: As C Cl Cr Cu Fe H Mo O Pb S Si

Elements from minerals reported directly at this locality: As C Cl Cr Cu Fe H Mo O Pb S Si

Structural Groups for minerals in this locality:
Adelite Apatite Aragonite Baryte Covellite Fornacite Linarite Malachite None Quartz
Rocksalt Scheelite

13 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Anglesite ()*	Baryte	Pb(SO₄)	174	174	2734
Cerussite ()*	Aragonite	Pb(CO₃)	174	174	4979
Chalcocite ()*	None	Cu₂S	174	174	5707
Covellite ()*	Covellite	CuS	174	174	4165
Duftite ()*	Adelite	PbCu(AsO₄)(OH)	174	174	220
Ferrisurite ()*	None	Pb_2.4Fe³⁺₂Si₄O₁₀(CO₃)_1.7(OH)₃·nH₂O	174	174	4
Fornacite ()*	Fornacite	CuPb₂(CrO₄)(AsO₄)(OH)	174	174	85
Galena ()*	Rocksalt	PbS	174	174	24243
Linarite ()*	Linarite	CuPb(SO₄)(OH)₂	174	174	987
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	174	174	12537
Mimetite ()*	Apatite	Pb₅(AsO₄)₃Cl	174	174	1107
Quartz ()*	Quartz	SiO₂	174	174	61156
Wulfenite ()*	Scheelite	PbMoO₄	174	174	1655

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Michelle_393	Hunter Mountain batholith is a quartz monzonite intrusion. Shirley Ann Claim is a metamorphosed, heavily faulted, oxidized Pb-Cu deposit occurs in the contact of the Perdido Formation (interbedded limestone) and Hunter Mountain.

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
	Michelle_393	174	174	174		Age of emplacement and ore mineralization					Yes				217764	Hunter Mountain, Ubehebe District, Cottonwood Mts, Panamint Mts (Panamint Range), Inyo Co., California, USA	Hunter Mountain Batholith	Chen and Moore (1982)	10.1029/JB087iB06p04761	JGR87_4761	Age of Hunter Mountain Batholith intrusion. Shirley Ann Claim formed with the introduction of the Hunter Mountain batholith in contact with the Mississippian aged Perdido Formation.

Sample	Source Locality	Reference URL
R060055	Shirley Ann Group (Shirley Ann Claim; Dodd Springs; Trail; Eureka; Sal; June; Bee Em Tee), Big Dodd Spring, Ubehebe District, Cottonwood Mts, Panamint Mts (Panamint Range), Inyo Co., California, USA	https://rruff.info/R060055

All locality data graciously provided by mindat.org

All age data...