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:
Proctor District, Elko Co., Nevada, USA

Oldest recorded age at locality: 172.7
Youngest recorded age at locality: 141.3

mindat Locality ID: 36693
mindat URL: http://www.mindat.org/loc-36693.html

Tectonic Settings:

Total number of sublocalities beneath "Proctor District, Elko Co., Nevada, USA": 12
Total number of bottom-level sublocalities: 11

Number of Child Localities: 11
Child Localities:
Black Bird Claims
Great Western Mine (Hice Prospect; Orlando Claims - In Part)
Keystone Mine (Nickel Duke; Nick Del Duke)
Orlando Claims
Pilot Quarry (Pilot Peak Quarry; Continental Lime)
Silver Hoard Mine
Silver Zone Pass
Silver Zone Pass Mine (Rare Metals Property)
Unnamed Prospect (on Orlando Claims PR-8)
Unnamed Prospect (PR-10)
Unnamed Prospect (PR-9)

Latitude: 40°52'43"N
Longitude: 114°16'55"W
Decimal Degree (lat, lon): 40.878611111111,-114.28194444444

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.

Calcite	Chalcopyrite	Corundum	Diaspore	None	Pyrite	Quartz	Rocksalt	Scheelite	Tetrahedrite

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: C Ca Cu Fe H O Pb S Sb Si W

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Calcite Chalcopyrite Corundum Diaspore None Pyrite Quartz Rocksalt Scheelite Tetrahedrite

10 IMA Minerals at location:

Calcite ()*	Chalcopyrite ()*	Galena ()*	Goethite ()*	Hematite ()*
Pyrite ()*	Quartz ()*	Scheelite ()*	Tenorite ()*	Tetrahedrite-(Zn) ()*

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
Calcite ()*	Calcite	Ca(CO₃)			1	236357	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂			1	236358	27198
Galena ()*	Rocksalt	PbS			2	236358,236366	24243
Goethite ()*	Diaspore	FeO(OH)			1	236364	7437
Hematite ()*	Corundum	Fe₂O₃			2	236358,236368	14640
Pyrite ()*	Pyrite	FeS₂	172.7	141.3	4	236358,236359,236362,236364	39462
Quartz ()*	Quartz	SiO₂	172.7	141.3	8	236357,236358,236359,236360,236362,236365,236366,236368	61156
Scheelite ()*	Scheelite	Ca(WO₄)			3	236358,236363,236365	4894
Tenorite ()*	None	CuO			1	236368	1101
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃			1	236359	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-117849	172.7	141.3	157±15.7					117849						41497	Silver Hoard Mine, Proctor District, Elko Co., Nevada, USA		NAVDAT		NAVDAT
	NAVDAT-117853	172.7	141.3	157±15.7					117853						41497	Silver Hoard Mine, Proctor District, Elko Co., Nevada, USA		NAVDAT		NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...