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:
Round Mountain District, Toquima Range, Nye Co., Nevada, USA

Oldest recorded age at locality: 99
Youngest recorded age at locality: 16.2

mindat Locality ID: 24436
mindat URL: http://www.mindat.org/loc-24436.html

Tectonic Settings:

Total number of sublocalities beneath "Round Mountain District, Toquima Range, Nye Co., Nevada, USA": 45
Total number of bottom-level sublocalities: 40

Number of Child Localities: 38
Child Localities:
Blue Centipede Mine
Echo Bay's Mine
Fairview Mine
Gold Hill Mine
Great Western Tunnel
Green Top Claim
Henebergh Tunnel
Kelsey Canyon
Lead - Silver King Prospect
Lucky Seven Mine
Mariposa Canyon
Mariposa Vein
Melvin Mine
N & H Claims
North Pit Of Round Mountain Gold Dredging Corp.
Outlaw Mine
Pine Claims
Rainbow Prospect
Rattlesnake Mine
Red Bird Mill (site)
Red Top Claim
Round Mountain
Saddle Rock Mine
Sagebrush Claim
Senator (Red Bird Toquima)
Shale Pit
Shamrock Mine
Shoshone Canyon
Smoky Valley Mine
South Pit Of Round Mountain Gold Dredging Corp.
Sphinx Glory Hole
Stebbins Hill
Steigmeyer Property (Gold Shale Lode Claims)
Stevenson And Schuppy Mine
Sunnyside Mine
Unnamed Placers
Unnamed Prospect [1]
Violet Blue Prospect

Latitude: 38°39'50"N
Longitude: 117°1'59"W
Decimal Degree (lat, lon): 38.663888888889,-117.03305555556

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	Allophane	Alunite	Aragonite	Arsenopyrite	Autunite	Baryte	Bismutite	Calcite	Chalcanthite
Chalcopyrite	Clay	Columbite	Copper	Corundum	Covellite	Diaspore	Dumortierite	Fluorite	Kaolinite
Kobellite	Lillianite	Marcasite	Matlockite	Meneghinite	Meta-autunite	Mica	Molybdenite	Neyite	Nickeline
None	Not in a structural group	Pavonite	Pharmacosiderite	Pyrite	Quartz	Rocksalt	Rutile	Scheelite	Sphalerite
Stibnite	Sulphur	Tetrahedrite	Tungstite	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 Bi C Ca Cl Cu F Fe H Hg K Mn Mo O P Pb S Sb Se Si Te Ti U W Zn Zr

Elements from minerals reported directly at this locality: Al B Ca H Mo O P Pb Si U

Structural Groups for minerals in this locality:
Acanthite Allophane Alunite Aragonite Arsenopyrite Autunite Baryte Bismutite Calcite Chalcanthite
Chalcopyrite Clay Columbite Copper Corundum Covellite Diaspore Dumortierite Fluorite Kaolinite
Kobellite Lillianite Marcasite Matlockite Meneghinite Meta-autunite Mica Molybdenite Neyite Nickeline
None Not in a structural group Pavonite Pharmacosiderite Pyrite Quartz Rocksalt Rutile Scheelite Sphalerite
Stibnite Sulphur Tetrahedrite Tungstite Zircon

74 IMA Minerals at location:

Acanthite ()*	Aguilarite ()*	Aikinite ()*	Alunite ()*	Anatase ()*
Anglesite ()*	Arsenopyrite ()*	Autunite ()*	Baryte ()*	Benjaminite ()*
Berryite ()*	Beudantite ()*	Bismite ()*	Bismoclite ()*	Bismuthinite ()*
Bismutite ()*	Calcite ()*	Cerussite ()*	Chalcanthite ()*	Chalcocite ()*
Chalcopyrite ()*	Chrysocolla ()*	Cinnabar ()*	Coloradoite ()*	Copper ()*
Corkite ()*	Covellite ()*	Daubréeite ()*	Dumortierite ()*	Ferrimolybdite ()*
Fluorite ()*	Friedrichite ()*	Galena ()*	Galenobismutite ()*	Goethite ()*
Gold ()*	Gustavite ()*	Hammarite ()*	Hematite ()*	Hodrušite ()*
Hübnerite ()*	Jarosite ()*	Kaolinite ()*	Koechlinite ()*	Lindströmite ()*
Marcasite ()*	Matildite ()*	Meta-autunite ()*	Metacinnabar ()*	Molybdenite ()*
Muscovite ()*	Neyite ()*	Ourayite ()*	Pavonite ()*	Pharmacosiderite ()*
Pyrite ()*	Pyrolusite ()*	Pyrrhotite ()*	Quartz ()*	Realgar ()*
Rhodochrosite ()*	Rutile ()*	Scheelite ()*	Scorodite ()*	Silver ()*
Sphalerite ()*	Stibnite ()*	Stromeyerite ()*	Sulphur ()*	Tetrahedrite-(Zn) ()*
Torbernite ()*	Tungstite ()*	Wulfenite ()*	Zircon ()*

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
Acanthite ()*	Acanthite	Ag₂S	85.5	16.2	1	240362	2793
Aguilarite ()*	Acanthite	Ag₄SeS	99	26	1	240376	87
Aikinite ()*	Meneghinite	CuPbBiS₃	85.5	16.2	2	240367,240391	315
Alunite ()*	None	KAl₃(SO₄)₂(OH)₆	85.5	16.2	1	240386	966
Anatase ()*	Not in a structural group	TiO₂	99	26	1	240376	2162
Anglesite ()*	Baryte	Pb(SO₄)	85.5	16.2	4	240350,240356,240367,240391	2734
Arsenopyrite ()*	Arsenopyrite	FeAsS	85.5	16.2	1	240380	9052
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	85.5	16.2	3	240354,240370,240392	1272
Baryte ()*	Baryte	Ba(SO₄)	85.5	16.2	3	240356,240361,240379	11547
Benjaminite ()*	Pavonite	Ag₃Bi₇S₁₂	85.5	16.2	1	240367	45
Berryite ()*	Meneghinite	Cu₃Ag₂Pb₃Bi₇S₁₆	85.5	16.2	1	240367	50
Beudantite ()*	Alunite	PbFe³⁺₃(AsO₄)(SO₄)(OH)₆	85.5	16.2	1	240357	413
Bismite ()*	None	Bi₂O₃	85.5	16.2	1	240360	214
Bismoclite ()*	Matlockite	BiOCl	85.5	16.2	1	240367	71
Bismuthinite ()*	Stibnite	Bi₂S₃	85.5	16.2	2	240350,240367	1935
Bismutite ()*	Bismutite	Bi₂O₂(CO₃)	85.5	16.2	2	240367,240391	716
Calcite ()*	Calcite	Ca(CO₃)	99	16.2	4	240348,240368,240376,240387	27770
Cerussite ()*	Aragonite	Pb(CO₃)	85.5	16.2	4	240350,240357,240367,240380	4979
Chalcanthite ()*	Chalcanthite	Cu(SO₄)·5H₂O	85.5	16.2	1	240367	925
Chalcocite ()*	None	Cu₂S	85.5	16.2	2	240362,240367	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	85.5	16.2	3	240362,240367,240368	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	85.5	16.2	1	240353	3531
Cinnabar ()*	None	HgS	85.5	16.2	3	240360,240361,240379	2600
Coloradoite ()*	Sphalerite	HgTe	85.5	16.2	1	240367	169
Copper ()*	Copper	Cu	85.5	16.2	2	240373,240390	3846
Corkite ()*	Alunite	PbFe³⁺₃(SO₄)(PO₄)(OH)₆	85.5	16.2	1	240367	151
Covellite ()*	Covellite	CuS	85.5	16.2	5	240350,240356,240362,240367,240391	4165
Daubréeite ()*	Matlockite	BiO(OH)	85.5	16.2	1	240367	13
Dumortierite ()*	Dumortierite	AlAl₆BSi₃O₁₈	99	16.2	0		231
Ferrimolybdite ()*	None	Fe³⁺₂(Mo⁶⁺O₄)₃·7H₂O	85.5	16.2	1	240367	345
Fluorite ()*	Fluorite	CaF₂	99	16.2	4	240356,240367,240376,240388	9617
Friedrichite ()*	Meneghinite	Cu₅Pb₅Bi₇S₁₈	85.5	16.2	1	240360	43
Galena ()*	Rocksalt	PbS	85.5	16.2	6	240350,240356,240357,240362,240367,240380	24243
Galenobismutite ()*	Kobellite	PbBi₂S₄	85.5	16.2	1	240368	192
Goethite ()*	Diaspore	FeO(OH)	99	16.2	2	240367,240376	7437
Gold ()*	Copper	Au	26	24.4	6	240349,240350,240376,240380,240383,240387	30554
Gustavite ()*	Lillianite	AgPbBi₃S₆	85.5	16.2	1	240367	113
Hammarite ()*	Meneghinite	Cu₂Pb₂Bi₄S₉	85.5	16.2	1	240367	43
Hematite ()*	Corundum	Fe₂O₃	99	16.2	2	240376,240377	14640
Hodrušite ()*	None	Cu₈Bi₁₂S₂₂	85.5	16.2	1	240367	28
Hübnerite ()*	Columbite	Mn²⁺(WO₄)	85.5	16.2	10	240350,240356,240358,240362,240364,240365,240373,240382,240388,240390	469
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	99	16.2	3	240367,240376,240386	2228
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	99	16.2	0		5591
Koechlinite ()*	None	Bi₂MoO₆	85.5	16.2	1	240367	39
Lindströmite ()*	Meneghinite	Pb₃Cu₃Bi₇S₁₅	85.5	16.2	1	240367	38
Marcasite ()*	Marcasite	FeS₂	85.5	16.2	1	240357	5674
Matildite ()*	None	AgBiS₂	85.5	16.2	1	240367	252
Meta-autunite ()*	Meta-autunite	Ca(UO₂)₂(PO₄)₂·6H₂O	99	16.2	0		388
Metacinnabar ()*	Sphalerite	HgS	85.5	16.2	1	240379	255
Molybdenite ()*	Molybdenite	MoS₂	85.5	16.2	3	240350,240367,240391	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	99	26	7	240350,240356,240367,240368,240376,240388,240391	17380
Neyite ()*	Neyite	Ag₂Cu₆Pb₂₅Bi₂₆S₆₈	85.5	16.2	1	240367	12
Ourayite ()*	Lillianite	Ag₃Pb₄Bi₅S₁₃	85.5	16.2	1	240350	24
Pavonite ()*	Pavonite	AgBi₃S₅	85.5	16.2	1	240367	72
Pharmacosiderite ()*	Pharmacosiderite	KFe³⁺₄(AsO₄)₃(OH)₄·6-7H₂O	85.5	16.2	1	240389	428
Pyrite ()*	Pyrite	FeS₂	99	16.2	8	240350,240356,240360,240362,240367,240376,240387,240391	39462
Pyrolusite ()*	Rutile	MnO₂	99	26	1	240376	3106
Pyrrhotite ()*	Nickeline	Fe₇S₈	85.5	16.2	1	240367	9056
Quartz ()*	Quartz	SiO₂	99	16.2	19	240350,240353,240356,240357,240358,240360,240361,240362,240364,240365,240367,240368,240376,240379,240380,240382,240386,240388,240391	61156
Realgar ()*	None	AsS	99	26	1	240376	712
Rhodochrosite ()*	Calcite	Mn(CO₃)	85.5	16.2	1	240363	1711
Rutile ()*	Rutile	TiO₂	85.5	16.2	1	240367	5614
Scheelite ()*	Scheelite	Ca(WO₄)	85.5	16.2	2	240356,240358	4894
Scorodite ()*	None	Fe³⁺(AsO₄)·2H₂O	99	26	1	240376	1153
Silver ()*	Copper	Ag	85.5	16.2	1	240386	5186
Sphalerite ()*	Sphalerite	ZnS	85.5	16.2	3	240362,240367,240391	21482
Stibnite ()*	Stibnite	Sb₂S₃	85.5	16.2	1	240391	3418
Stromeyerite ()*	None	CuAgS	85.5	16.2	1	240362	332
Sulphur ()*	Sulphur	S	85.5	16.2	1	240367	2045
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	85.5	16.2	3	240356,240362,240388	5317
Torbernite ()*	None	Cu(UO₂)₂(PO₄)₂·12H₂O	85.5	16.2	1	240369	1059
Tungstite ()*	Tungstite	WO₃·H₂O	85.5	16.2	1	240382	118
Wulfenite ()*	Scheelite	PbMoO₄	99	16.2	0		1655
Zircon ()*	Zircon	Zr(SiO₄)	46.7	21.4	1	240391	5251

37 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	Age from other Locality	Dated Mineral	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
Kristen000222	27	24.8	25.9±1.1	fission track			zircon	DRS-74-266	Yes	Zircon		261556	Toquima Range, Nye Co., Nevada, USA	Toquima Range	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000240	23.4	21.4	22.4±1	fission track			zircon	DRS-80-60	Yes	Zircon		261556	Toquima Range, Nye Co., Nevada, USA	Toquima Range	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000241	24.6	19.8	22.2±2.4	fission track			apatite	DRS-80-60	Yes			261556	Toquima Range, Nye Co., Nevada, USA	Toquima Range	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000187	35.2	33.4	34.3±0.9	K-Ar			sanidine	DRS-67-99		Sanidine		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000188	80.8	77.6	79.2±1.6	K-Ar			muscovite	DRS-67-122		Muscovite		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000190	85.5	80.9	83.2±2.3	K-Ar			muscovite	DRS-73-36		Muscovite		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000191	81	77.4	79.2±1.8	K-Ar			muscovite	DRS-73-38		Muscovite		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000192	83	79.2	81.1±1.9	K-Ar			muscovite	DRS-73-45		Muscovite		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000193	82.9	77.3	80.1±2.8	K-Ar			biotite	DRS-73-138				24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000194	35.6	33.2	34.4±1.2	K-Ar	hydrothermal alteration		sanidine	DRS-74-94		Sanidine		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000195	40.9	39.3	40.1±0.8	K-Ar	radiogenic argon loss		muscovite	DRS-74-97B		Muscovite		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000196	62.8	60.4	61.6±1.2	K-Ar	radiogenic argon loss		muscovite	DRS-74-102C		Muscovite		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000197	37.2	34.8	36±1.2	K-Ar	hydrothermal alteration		biotite	DRS-74-113				24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000198	35.9	33.5	34.7±1.2	K-Ar			sanidine	DRS-74-113		Sanidine		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000199	36.3	33.9	35.1±1.2	K-Ar	hydrothermal alteration		biotite	DRS-74-207				24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000200	37.7	35.3	36.5±1.2	K-Ar			biotite	DRS-74-229				24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000201	82.9	77.5	80.2±2.7	K-Ar	age of foliation		muscovite	DRS-74-259		Muscovite		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000202	83.7	78.1	80.9±2.8	K-Ar	age of foliation		biotite	DRS-74-259				24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000203	79.4	76.4	77.9±1.5	K-Ar			muscovite	DRS-74-260B		Muscovite		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000205	25.8	24.2	25±0.8	K-Ar			biotite	DRS-76-54				24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000220	30.1	23.1	26.6±3.5	fission track			apatite	DRS-68-102				24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000221	38	34.6	36.3±1.7	fission track	hydrothermal alteration		zircon	DRS-74-89A		Zircon		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000231	37.7	34.5	36.1±1.6	fission track	formation age		zircon	DRS-79-20		Zircon		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000232	39.7	35.1	37.4±2.3	fission track	formation age		zircon	DRS-79-20		Zircon		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000233	38.2	34.2	36.2±2	fission track	formation age		sphene	DRS-79-20				24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000234	20.4	16.2	18.3±2.1	fission track	formation age		apatite	DRS-79-20				24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000237	46.7	42.1	44.4±2.3	fission track			zircon	DRS-80-38C		Zircon		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000238	45.5	39.9	42.7±2.8	fission track			zircon	DRS-80-38C		Zircon		24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen000239	21.7	17.7	19.7±2	fission track			apatite	DRS-80-38C				24436	Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain District	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
Kristen001380	26	24.4	25.2±0.8	K-Ar	mineralization age	high	adularia	DRS-68-146			Au	239003	Round Mountain, Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain	Shawe et al. (1986)	10.2113/gsecongeo.81.2.388	EG81_388
AJES44_373-00015	26	26	26								Au	11587	Round Mountain Mine (Round Mountain Gold Mine; Sunnyside Mine; Sphinx Glory Hole; Great Western Tunnel; Rattlesnake; Keane Vein; Los Gazabo Vein), Round Mountain, Round Mountain, Round Mountain District, Toquima Range, Nye Co., Nevada, USA	Round Mountain	Sillitoe (1997)	10.1080/08120099708728318	AJES44_373
NAVDAT-117883	99	81	90±9					117883				11587	Round Mountain Mine (Round Mountain Gold Mine; Sunnyside Mine; Sphinx Glory Hole; Great Western Tunnel; Rattlesnake; Keane Vein; Los Gazabo Vein), Round Mountain, Round Mountain, Round Mountain District, Toquima Range, Nye Co., Nevada, USA		NAVDAT		NAVDAT
USGS-Rb-Sr-06799	92.9	86.3	89.6±3.3	Rb-Sr	age of intrusion		whole rock					11587	Round Mountain Mine (Round Mountain Gold Mine; Sunnyside Mine; Sphinx Glory Hole; Great Western Tunnel; Rattlesnake; Keane Vein; Los Gazabo Vein), Round Mountain, Round Mountain, Round Mountain District, Toquima Range, Nye Co., Nevada, USA		USGS-Rb-Sr		USGS-Rb-Sr
USGS-Rb-Sr-06800	92.9	86.3	89.6±3.3	Rb-Sr	age of intrusion		whole rock					11587	Round Mountain Mine (Round Mountain Gold Mine; Sunnyside Mine; Sphinx Glory Hole; Great Western Tunnel; Rattlesnake; Keane Vein; Los Gazabo Vein), Round Mountain, Round Mountain, Round Mountain District, Toquima Range, Nye Co., Nevada, USA		USGS-Rb-Sr		USGS-Rb-Sr
USGS-Rb-Sr-06801	92.9	86.3	89.6±3.3	Rb-Sr	age of intrusion		whole rock					11587	Round Mountain Mine (Round Mountain Gold Mine; Sunnyside Mine; Sphinx Glory Hole; Great Western Tunnel; Rattlesnake; Keane Vein; Los Gazabo Vein), Round Mountain, Round Mountain, Round Mountain District, Toquima Range, Nye Co., Nevada, USA		USGS-Rb-Sr		USGS-Rb-Sr
USGS-Rb-Sr-06802	92.9	86.3	89.6±3.3	Rb-Sr	age of intrusion		whole rock					11587	Round Mountain Mine (Round Mountain Gold Mine; Sunnyside Mine; Sphinx Glory Hole; Great Western Tunnel; Rattlesnake; Keane Vein; Los Gazabo Vein), Round Mountain, Round Mountain, Round Mountain District, Toquima Range, Nye Co., Nevada, USA		USGS-Rb-Sr		USGS-Rb-Sr
USGS-Rb-Sr-06803	92.9	86.3	89.6±3.3	Rb-Sr	age of intrusion		whole rock					11587	Round Mountain Mine (Round Mountain Gold Mine; Sunnyside Mine; Sphinx Glory Hole; Great Western Tunnel; Rattlesnake; Keane Vein; Los Gazabo Vein), Round Mountain, Round Mountain, Round Mountain District, Toquima Range, Nye Co., Nevada, USA		USGS-Rb-Sr		USGS-Rb-Sr

Sample	Source Locality	Reference URL
R070399	Outlaw Mine, Round Mountain District, Toquima Range, Nye Co., Nevada, USA	https://rruff.info/R070399

All locality data graciously provided by mindat.org

All age data...