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:
Twin River District, Toiyabe Range, Nye Co., Nevada, USA

Oldest recorded age at locality: 144
Youngest recorded age at locality: 65

mindat Locality ID: 37105
mindat URL: http://www.mindat.org/loc-37105.html

Tectonic Settings:

Total number of sublocalities beneath "Twin River District, Toiyabe Range, Nye Co., Nevada, USA": 30
Total number of bottom-level sublocalities: 27

Number of Child Localities: 23
Child Localities:
A-1 Mine
Brothers Gold Group
Buckeye Mine
Clear Creek
Dallimore-Douglas Mine (Dallimore-Douglas Claims)
Foothill Claim
Giant Patented Claim And North Twin Claim (Park Canyon Mine)
Gold Pocket Claim [?]
Grizzly Mine
Ground Hog No. 1 Claim
Korf Property
Millett Mine (Millet Mine And Viken Claim; Gold Pocket Mine; Gold Pocket Claim)
New Moose Mine (New Moose Tungsten Mine; New Moose Property; Moose Claim; New Moose Claim)
Ophir
Ophir Creek Placer Ground
Sullivar Mine (Summit Group)
Summit Canyon Barite Mine
Teichert Property
Tom Cat Prospect
Tungsten King Mine [?]
Valley View Claim
Warfield Ophir Group [?]
White Horse Claims

Latitude: 38°58'7"N
Longitude: 117°17'2"W
Decimal Degree (lat, lon): 38.968611111111,-117.28388888889

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.

Baryte	Calcite	Chalcopyrite	Clay	Copper	Fluorite	Malachite	Mica	Molybdenite	None
Not in a structural group	Pyrite	Quartz	Rocksalt	Scheelite	Sphalerite	Stibnite	Tetrahedrite

Azurite ()*	Baryte ()*	Bornite ()*	Calcite ()*	Chalcopyrite ()*
Chlorargyrite ()*	Fluorite ()*	Galena ()*	Gold ()*	Malachite ()*
Molybdenite ()*	Muscovite ()*	Proustite ()*	Pyrargyrite ()*	Pyrite ()*
Quartz ()*	Scheelite ()*	Silver ()*	Sphalerite ()*	Stibnite ()*
Tetrahedrite-(Zn) ()*

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 Ba C Ca Cl Cu F Fe H K Mo O Pb S Sb Si W Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Baryte Calcite Chalcopyrite Clay Copper Fluorite Malachite Mica Molybdenite None
Not in a structural group Pyrite Quartz Rocksalt Scheelite Sphalerite Stibnite Tetrahedrite

21 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
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂			2	240166,240183	5509
Baryte ()*	Baryte	Ba(SO₄)			3	240181,240183,240184	11547
Bornite ()*	None	Cu₅FeS₄			3	240166,240178,240185	5516
Calcite ()*	Calcite	Ca(CO₃)			1	240161	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂			3	240166,240168,240181	27198
Chlorargyrite ()*	Rocksalt	AgCl			1	240178	1382
Fluorite ()*	Fluorite	CaF₂			1	240181	9617
Galena ()*	Rocksalt	PbS			10	240163,240166,240167,240168,240176,240178,240181,240185,240186,240188	24243
Gold ()*	Copper	Au			2	240165,240180	30554
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂			2	240166,240183	12537
Molybdenite ()*	Molybdenite	MoS₂			2	240161,240189	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂			1	240186	17380
Proustite ()*	None	Ag₃AsS₃			1	240178	733
Pyrargyrite ()*	None	Ag₃SbS₃			2	240178,240185	1425
Pyrite ()*	Pyrite	FeS₂	144	65	9	240161,240163,240166,240168,240173,240178,240181,240186,240189	39462
Quartz ()*	Quartz	SiO₂	144	65	9	240161,240163,240166,240173,240178,240179,240181,240185,240186	61156
Scheelite ()*	Scheelite	Ca(WO₄)			2	240174,240189	4894
Silver ()*	Copper	Ag			2	240178,240185	5186
Sphalerite ()*	Sphalerite	ZnS			6	240163,240167,240168,240178,240185,240188	21482
Stibnite ()*	Stibnite	Sb₂S₃			2	240178,240185	3418
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃			3	240163,240178,240185	5317

2 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-118318	144	65	104+40/-39					118318						40317	Millett Mine (Millet Mine And Viken Claim; Gold Pocket Mine; Gold Pocket Claim), Twin River District, Toiyabe Range, Nye Co., Nevada, USA		NAVDAT		NAVDAT
	NAVDAT-118319	144	65	104+40/-39					118319						40317	Millett Mine (Millet Mine And Viken Claim; Gold Pocket Mine; Gold Pocket Claim), Twin River District, Toiyabe Range, Nye Co., Nevada, USA		NAVDAT		NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...