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:
Eldorado Mts, Clark Co., Nevada, USA

Oldest recorded age at locality: 1450.025
Youngest recorded age at locality: 1449.975

mindat Locality ID: 61930
mindat URL: http://www.mindat.org/loc-61930.html

Tectonic Settings:

Total number of sublocalities beneath "Eldorado Mts, Clark Co., Nevada, USA": 39
Total number of bottom-level sublocalities: 34

Number of Child Localities: 2
Child Localities:
Eldorado District (Colorado District)
Unnamed Prospect

Latitude: 35°41'47"N
Longitude: 114°50'12"W
Decimal Degree (lat, lon): 35.696388888889,-114.83666666667

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	Alunite	Apatite	Aragonite	Baryte	Beryl	Brookite	Calcite	Cancrinite-sodalite	Chalcopyrite
Chlorite	Clay	Columbite	Copper	Corundum	Diaspore	Feldspar	Fluorite	Fornacite	Garnet
Iranite	Kaolinite	Malachite	Mica	Molybdenite	None	Phenakite	Pyrite	Quartz	Rocksalt
Scheelite	Sodalite	Sphalerite	Spinel	Titanite	Tourmaline	Zircon

Albite ()*	Aragonite ()*	Baryte ()*	Beryl ()*	Brookite ()*
Calcite ()*	Chalcocite ()*	Chalcopyrite ()*	Chlorargyrite ()*	Chrysocolla ()*
Cinnabar ()*	Clinochlore ()*	Columbite-(Fe) ()*	Creaseyite ()*	Fluorapatite ()*
Fluorite ()*	Fornacite ()*	Galena ()*	Goethite ()*	Gold ()*
Helvine ()*	Hematite ()*	Hemihedrite ()*	Iranite ()*	Jarosite ()*
Kaolinite ()*	Magnetite ()*	Malachite ()*	Mercury ()*	Microcline ()*
Mimetite ()*	Molybdenite ()*	Muscovite ()*	Orthoclase ()*	Phoenicochroite ()*
Pyrite ()*	Quartz ()*	Schorl ()*	Silver ()*	Spessartine ()*
Sphalerite ()*	Stephanite ()*	Tantalite-(Mn) ()*	Titanite ()*	Willemite ()*
Wulfenite ()*	Zircon ()*

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 As Au B Ba Be C Ca Cl Cr Cu F Fe H Hg K Mg Mn Mo Na Nb O P Pb S Sb Si Ta Ti Zn Zr

Elements from minerals reported directly at this locality: Al B Be C Ca F Fe H K Mg Mn Mo Na O P S Si Ta Ti Zr

Structural Groups for minerals in this locality:
Allophane Alunite Apatite Aragonite Baryte Beryl Brookite Calcite Cancrinite-sodalite Chalcopyrite
Chlorite Clay Columbite Copper Corundum Diaspore Feldspar Fluorite Fornacite Garnet
Iranite Kaolinite Malachite Mica Molybdenite None Phenakite Pyrite Quartz Rocksalt
Scheelite Sodalite Sphalerite Spinel Titanite Tourmaline Zircon

47 IMA Minerals at location:

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
Albite ()*	Feldspar	Na(AlSi₃O₈)	1450.025	1449.975	0		8803
Aragonite ()*	Aragonite	Ca(CO₃)	1450.025	1449.975	0		3250
Baryte ()*	Baryte	Ba(SO₄)	1450.025	1449.975	1	235095	11547
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	1450.025	1449.975	0		4286
Brookite ()*	Brookite	TiO₂	1450.025	1449.975	0		700
Calcite ()*	Calcite	Ca(CO₃)	1450.025	1449.975	5	235065,235069,235070,235071,235095	27770
Chalcocite ()*	None	Cu₂S	1450.025	1449.975	1	235057	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1450.025	1449.975	2	235057,235068	27198
Chlorargyrite ()*	Rocksalt	AgCl	1450.025	1449.975	2	235081,235087	1382
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	1450.025	1449.975	2	235092,235095	3531
Cinnabar ()*	None	HgS	1450.025	1449.975	1	235091	2600
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	1450.025	1449.975	0		1756
Columbite-(Fe) ()*	Columbite	Fe²⁺Nb₂O₆	1450.025	1449.975	1	235086	518
Creaseyite ()*	None	Cu₂Pb₂Fe³⁺₂Si₅O₁₇·6H₂O	1450.025	1449.975	1	235095	27
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	1450.025	1449.975	0		2740
Fluorite ()*	Fluorite	CaF₂	1450.025	1449.975	1	235095	9617
Fornacite ()*	Fornacite	CuPb₂(CrO₄)(AsO₄)(OH)	1450.025	1449.975	2	235094,235095	85
Galena ()*	Rocksalt	PbS	1450.025	1449.975	4	235068,235085,235087,235092	24243
Goethite ()*	Diaspore	FeO(OH)	1450.025	1449.975	0		7437
Gold ()*	Copper	Au	1450.025	1449.975	10	235062,235065,235068,235069,235070,235072,235078,235087,235091,235092	30554
Helvine ()*	Sodalite Cancrinite-sodalite	Be₃Mn²⁺₄(SiO₄)₃S	1450.025	1449.975	0		237
Hematite ()*	Corundum	Fe₂O₃	1450.025	1449.975	2	235065,235095	14640
Hemihedrite ()*	Iranite	ZnPb₁₀(CrO₄)₆(SiO₄)₂(OH)₂	1450.025	1449.975	1	235094	14
Iranite ()*	Iranite	CuPb₁₀(CrO₄)₆(SiO₄)₂(OH)₂	1450.025	1449.975	1	235094	11
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	1450.025	1449.975	1	235093	2228
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1450.025	1449.975	1	235095	5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1450.025	1449.975	0		14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1450.025	1449.975	1	235061	12537
Mercury ()*	None	Hg	1450.025	1449.975	1	235091	397
Microcline ()*	Feldspar	K(AlSi₃O₈)	1450.025	1449.975	1	235086	4924
Mimetite ()*	Apatite	Pb₅(AsO₄)₃Cl	1450.025	1449.975	2	235094,235095	1107
Molybdenite ()*	Molybdenite	MoS₂	1450.025	1449.975	0		5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1450.025	1449.975	0		17380
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	1450.025	1449.975	0		2349
Phoenicochroite ()*	None	Pb₂O(CrO₄)	1450.025	1449.975	1	235094	35
Pyrite ()*	Pyrite	FeS₂	1450.025	1449.975	4	235068,235071,235087,235092	39462
Quartz ()*	Quartz	SiO₂	1450.025	1449.975	19	235061,235062,235063,235064,235065,235066,235068,235069,235070,235071,235072,235077,235080,235082,235083,235087,235092,235094,235095	61156
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	1450.025	1449.975	0		2705
Silver ()*	Copper	Ag	1450.025	1449.975	1	235072	5186
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃	1450.025	1449.975	0		1214
Sphalerite ()*	Sphalerite	ZnS	1450.025	1449.975	3	235068,235087,235092	21482
Stephanite ()*	None	Ag₅SbS₄	1450.025	1449.975	1	235081	586
Tantalite-(Mn) ()*	Columbite	Mn²⁺Ta₂O₆	1450.025	1449.975	0		211
Titanite ()*	Titanite	CaTi(SiO₄)O	1450.025	1449.975	0		4899
Willemite ()*	Phenakite	Zn₂SiO₄	1450.025	1449.975	2	235094,235095	303
Wulfenite ()*	Scheelite	PbMoO₄	1450.025	1449.975	1	235094	1655
Zircon ()*	Zircon	Zr(SiO₄)	1450.025	1449.975	0		5251

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Jen_0000125	biotite hornblende granite

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
	Jen_0000125	1450.025	1449.975	1450±0.025	U-Pb			zircon				Zircon			61930	Eldorado Mts, Clark Co., Nevada, USA	Biotite-Hornblende Granite, Eldorado Mountains, Nevada	Anderson (1983)	10.1130/MEM161-p133	GSAM161_133	anorogenic

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...