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:
Belmont, Belmont District, Toquima Range, Nye Co., Nevada, USA

Oldest recorded age at locality: 93.5
Youngest recorded age at locality: 19.8

mindat Locality ID: 4398
mindat URL: http://www.mindat.org/loc-4398.html

Tectonic Settings:

Total number of sublocalities beneath "Belmont, Belmont District, Toquima Range, Nye Co., Nevada, USA": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Belmont Mine (Belmont Mines)
Eldorado South Mine
Transylvania Mine (Belmont Shaft; Tramps Mine)
Zabrisky Mine

Latitude: 38°26'55"N
Longitude: 116°57'17"W
Decimal Degree (lat, lon): 38.448611111111,-116.95472222222

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	Allargentum	Allophane	Alunite	Aragonite	Brochantite	Calcite	Caledonite	Chalcopyrite	Copper
Fornacite	Linarite	Malachite	None	Not in a structural group	Polybasite	Pyrochlore	Quartz	Rocksalt	Tetrahedrite
Turquoise	Wurtzite

Acanthite ()*	Azurite ()*	Beaverite-(Cu) ()*	Brochantite ()*	Bromargyrite ()*
Calcite ()*	Caledonite ()*	Cerussite ()*	Chalcocite ()*	Chalcopyrite ()*
Chlorargyrite ()*	Chrysocolla ()*	Dyscrasite ()*	Fornacite ()*	Galena ()*
Iodargyrite ()*	Jarosite ()*	Linarite ()*	Malachite ()*	Molybdofornacite ()*
Polybasite ()*	Quartz ()*	Silver ()*	Skinnerite ()*	Stephanite ()*
Stetefeldtite ()*	Tetrahedrite-(Zn) ()*	Turquoise ()*	Vauquelinite ()*

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 Br C Ca Cl Cr Cu Fe H I K Mo O P Pb S Sb Si

Elements from minerals reported directly at this locality: C Ca O

Structural Groups for minerals in this locality:
Acanthite Allargentum Allophane Alunite Aragonite Brochantite Calcite Caledonite Chalcopyrite Copper
Fornacite Linarite Malachite None Not in a structural group Polybasite Pyrochlore Quartz Rocksalt Tetrahedrite
Turquoise Wurtzite

29 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
Acanthite ()*	Acanthite	Ag₂S	70	19.8	2	240227,240228	2793
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	27	19.8	1	240229	5509
Beaverite-(Cu) ()*	Alunite	Pb(Fe³⁺₂Cu)(SO₄)₂(OH)₆	27	19.8	1	240229	132
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	27	19.8	1	240229	1633
Bromargyrite ()*	Rocksalt	AgBr	70	70	1	240227	227
Calcite ()*	Calcite	Ca(CO₃)	93.5	70	0		27770
Caledonite ()*	Caledonite	Cu₂Pb₅(SO₄)₃(CO₃)(OH)₆	27	19.8	1	240229	359
Cerussite ()*	Aragonite	Pb(CO₃)	27	19.8	1	240228	4979
Chalcocite ()*	None	Cu₂S	27	19.8	1	240229	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	27	19.8	1	240229	27198
Chlorargyrite ()*	Rocksalt	AgCl	27	19.8	1	240228	1382
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	27	19.8	1	240229	3531
Dyscrasite ()*	Allargentum	Ag_3+xSb_1-x (x ≈ 0.2)	27	19.8	1	240229	180
Fornacite ()*	Fornacite	CuPb₂(CrO₄)(AsO₄)(OH)	70	70	1	240227	85
Galena ()*	Rocksalt	PbS	27	19.8	1	240229	24243
Iodargyrite ()*	Wurtzite	AgI	70	70	1	240227	180
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	27	19.8	1	240229	2228
Linarite ()*	Linarite	CuPb(SO₄)(OH)₂	27	19.8	1	240229	987
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	27	19.8	1	240229	12537
Molybdofornacite ()*	Fornacite	CuPb₂(MoO₄)(AsO₄)(OH)	70	70	1	240227	17
Polybasite ()*	Polybasite	[Ag₉CuS₄][(Ag,Cu)₆(Sb,As)₂S₇]	27	19.8	1	240229	716
Quartz ()*	Quartz	SiO₂	27	19.8	2	240228,240229	61156
Silver ()*	Copper	Ag	27	19.8	1	240228	5186
Skinnerite ()*	None	Cu₃SbS₃	70	70	1	240227	11
Stephanite ()*	None	Ag₅SbS₄	70	70	1	240227	586
Stetefeldtite ()*	Pyrochlore	Ag₂Sb₂(O,OH)₇	70	19.8	3	240227,240228,240229	22
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	27	19.8	1	240229	5317
Turquoise ()*	Turquoise	CuAl₆(PO₄)₄(OH)₈·4H₂O	93.5	76.5	1	240230	484
Vauquelinite ()*	None	CuPb₂(CrO₄)(PO₄)(OH)	70	70	1	240227	63

8 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	Sample 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
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
NAVDAT-117338	93.5	76.5	85±8.5			117338					4398	Belmont, Belmont District, Toquima Range, Nye Co., Nevada, USA		NAVDAT		NAVDAT
NAVDAT-9758	93.5	76.5	85±8.5			9758					4398	Belmont, Belmont District, Toquima Range, Nye Co., Nevada, USA		NAVDAT		NAVDAT
Mo-00281	70	70							Molybdofornacite	Mo	61837	Belmont Mine (Belmont Mines), Belmont, Belmont District, Toquima Range, Nye Co., Nevada, USA		Gammons et al. (2006)	10.1007/s10230-006-0113-7	MWE25_70
NAVDAT-117337	93.5	76.5	85±8.5			117337					40462	Zabrisky Mine, Belmont, Belmont District, Toquima Range, Nye Co., Nevada, USA		NAVDAT		NAVDAT
NAVDAT-9757	93.5	76.5	85±8.5			9757					40462	Zabrisky Mine, Belmont, Belmont District, Toquima Range, Nye Co., Nevada, USA		NAVDAT		NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...