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:
Contact District, Elko Co., Nevada, USA

Oldest recorded age at locality: 171.6
Youngest recorded age at locality: 140.4

mindat Locality ID: 36659
mindat URL: http://www.mindat.org/loc-36659.html

Tectonic Settings:

Total number of sublocalities beneath "Contact District, Elko Co., Nevada, USA": 82
Total number of bottom-level sublocalities: 80

Number of Child Localities: 73
Child Localities:
Alice Mine (Magnolia Claim)
Amestoy
Antelope Mine (North Mine; Starlight Mine)
Archie Claim (Beth No. 3 Claim)
Arizona Mine (Turo-Schekles Mine; Turo Mine)
Arkansas Claim
Babel Mine
Bell Mine
Bellevue Mine
Blanchard Mine (Zetta Blanchard Mine; Zetta Standard Mine; Bricker Mine)
Blue Bird Mine
Blue Lode (Blue Lead)
Bonanza Fraction Claim (Bonanza Mine Group)
Bonanza Mine (Dolly B. Mine)
Boston Mine (Kit Carson Mine; Alabama Mine)
Brooklyn Mine (Valley View Mine; Kentuck Mine; LaMont Claims)
Bryan Prospect
Camp Bird Prospect
Chinaman Mine
Clark Group
Contact
Contact District Copper Project
Copper Button
Copper Shield Mine (Effie Fay Group)
Detweiler Group
Empire Mine
Florence Group
Florence No. 16 Claim (Lucy Claim Group)
Green Monster Claim
Hanks-Miller-Leach Group
Haskney-Shoun Property
Helen B. Smith Mine
Hice Prospect
Hickey Mine (Jones Mine)
High Ore Mine
Hope Claims
Hubbard Basin
Hullinger
Ivey Wilson Mine (Sue Group; Lucky 44 Mine; Nevada Mine; Mineral Hill Claims; Dallas Group; Ivy Wilson Mine)
Jakes Canyon
Johnson Mine
Jules Verne Claim
Junction Group
Lena Shaft (Emma Claim?)
Lewis
Mammoth Mine (Grey Copper Mine)
Nevada-Bellvue
New York Group (Helen B. Smith Group)
O'Connell Group
Old Abe Claim
Opal Hill Claims
Palo Alto Mine
Pink Horse Claim
Prince Claim
Rattler Mine
Rose O'Connell Mine (R. O. C. Mine)
Salt Lake Group (Lillian Ray Group)
Silk Worm Mine
Silver Circle Mine (Queen Of The Hills Mine)
Silver King Mine (Kratz Mine)
Silver Star Mine (Alabama Mine [?]; Silver Queen Mine [?])
Standard Group
Texas Spring Canyon
Toano Group
Trout Creek Gold Prospect
Tunnel Prospect (T. D. Claims)
Unnamed Zeolite Deposit (1)
Unnamed Zeolite Deposit (2)
Vulcan Mine
War Eagle Mine (Rose O'Connell Mine; Porter Mine; Portis Mine; Hanks Group)
Warsaw-June Mine
White Elephant Claims
Yellow Girl Mine

Latitude: 41°43'43"N
Longitude: 114°44'29"W
Decimal Degree (lat, lon): 41.728611111111,-114.74138888889

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	Amorphous	Amphibole	Apatite	Aragonite	Autunite	Baryte	Calcite	Chalcopyrite
Clay	Clinozoisite	Copper	Corundum	Covellite	Epidote	Feldspar	Ilvaite	Kaolinite	Malachite
Mica	Molybdenite	None	Not in a structural group	Pyrite	Pyroxene	Quartz	Rocksalt	Rutile	Scheelite
Smectite-vermiculite	Sphalerite	Spinel	Wollastonite	Wurtzite

Acanthite ()*	Actinolite ()*	Anglesite ()*	Aragonite ()*	Autunite ()*
Azurite ()*	Baryte ()*	Bornite ()*	Calcite ()*	Cerussite ()*
Chalcocite ()*	Chalcopyrite ()*	Chlorargyrite ()*	Chrysocolla ()*	Copper ()*
Covellite ()*	Cuprite ()*	Diopside ()*	Epidote ()*	Galena ()*
Gold ()*	Hematite ()*	Ilvaite ()*	Kaolinite ()*	Magnetite ()*
Malachite ()*	Molybdenite ()*	Muscovite ()*	Nontronite ()*	Opal ()*
Orthoclase ()*	Pyrite ()*	Quartz ()*	Rutile ()*	Scheelite ()*
Sphalerite ()*	Tenorite ()*	Tremolite ()*	Vanadinite ()*	Wollastonite ()*
Zincite ()*

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 Au Ba C Ca Cl Cu Fe H K Mg Mo Na O P Pb S Si Ti U V W Zn

Elements from minerals reported directly at this locality: Al C Ca Cl Fe H K O Pb S Si V

Structural Groups for minerals in this locality:
Acanthite Allophane Amorphous Amphibole Apatite Aragonite Autunite Baryte Calcite Chalcopyrite
Clay Clinozoisite Copper Corundum Covellite Epidote Feldspar Ilvaite Kaolinite Malachite
Mica Molybdenite None Not in a structural group Pyrite Pyroxene Quartz Rocksalt Rutile Scheelite
Smectite-vermiculite Sphalerite Spinel Wollastonite Wurtzite

41 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	150	150	1	235773	2793
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	150	150	3	235803,235807,235810	3419
Anglesite ()*	Baryte	Pb(SO₄)	171.6	140.4	0		2734
Aragonite ()*	Aragonite	Ca(CO₃)	171.6	140.4	0		3250
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	150	150	1	235801	1272
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	150	150	14	235740,235753,235754,235755,235766,235773,235785,235791,235794,235795,235796,235797,235819,235820	5509
Baryte ()*	Baryte	Ba(SO₄)	150	150	2	235761,235772	11547
Bornite ()*	None	Cu₅FeS₄	171.6	140.4	22	235740,235742,235745,235749,235754,235755,235757,235759,235761,235763,235766,235768,235771,235778,235785,235787,235790,235803,235805,235807,235818,235821	5516
Calcite ()*	Calcite	Ca(CO₃)	150	150	3	235753,235755,235771	27770
Cerussite ()*	Aragonite	Pb(CO₃)	150	150	4	235772,235773,235778,235806	4979
Chalcocite ()*	None	Cu₂S	150	150	10	235740,235748,235761,235771,235791,235798,235800,235803,235807,235819	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	171.6	140.4	31	235740,235742,235744,235745,235749,235752,235753,235754,235755,235757,235759,235761,235763,235766,235768,235771,235778,235785,235787,235788,235790,235791,235798,235800,235803,235805,235807,235810,235818,235819,235821	27198
Chlorargyrite ()*	Rocksalt	AgCl	150	150	2	235754,235806	1382
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	171.6	140.4	8	235750,235757,235761,235766,235778,235785,235788,235791	3531
Copper ()*	Copper	Cu	150	150	2	235754,235755	3846
Covellite ()*	Covellite	CuS	150	150	3	235740,235771,235798	4165
Cuprite ()*	Not in a structural group	Cu₂O	150	150	3	235773,235803,235807	2970
Diopside ()*	Pyroxene	CaMgSi₂O₆	150	150	4	235740,235773,235778,235807	4135
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	150	150	3	235755,235773,235778	8173
Galena ()*	Rocksalt	PbS	150	150	6	235768,235773,235784,235806,235807,235808	24243
Gold ()*	Copper	Au	150	150	4	235744,235768,235784,235813	30554
Hematite ()*	Corundum	Fe₂O₃	150	150	7	235740,235763,235766,235778,235788,235791,235806	14640
Ilvaite ()*	Ilvaite	CaFe³⁺Fe²⁺₂O(Si₂O₇)(OH)	171.6	140.4	0		197
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	171.6	140.4	0		5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	150	150	1	235768	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	150	150	20	235740,235753,235754,235755,235757,235761,235766,235768,235770,235773,235785,235791,235794,235795,235796,235797,235803,235807,235819,235820	12537
Molybdenite ()*	Molybdenite	MoS₂	150	150	10	235740,235753,235763,235766,235768,235771,235778,235784,235785,235798	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	150	150	1	235773	17380
Nontronite ()*	Clay Smectite-vermiculite	Na_0.3Fe³⁺₂(Si,Al)₄O₁₀(OH)₂·nH₂O	150	150	2	235773,235785	471
Opal ()*	Amorphous	SiO₂·nH₂O	150	150	1	235809	2994
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	171.6	140.4	0		2349
Pyrite ()*	Pyrite	FeS₂	150	150	2	235755,235817	39462
Quartz ()*	Quartz	SiO₂	150	150	23	235742,235755,235760,235761,235763,235766,235769,235771,235772,235773,235778,235779,235784,235788,235799,235800,235803,235805,235810,235811,235813,235818,235821	61156
Rutile ()*	Rutile	TiO₂	150	150	1	235757	5614
Scheelite ()*	Scheelite	Ca(WO₄)	150	150	1	235814	4894
Sphalerite ()*	Sphalerite	ZnS	150	150	2	235768,235784	21482
Tenorite ()*	None	CuO	150	150	1	235803	1101
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	150	150	1	235807	2562
Vanadinite ()*	Apatite	Pb₅(VO₄)₃Cl	171.6	140.4	0		605
Wollastonite ()*	Wollastonite	CaSiO₃	150	150	2	235740,235773	1247
Zincite ()*	Wurtzite	ZnO	150	150	1	235806	98

17 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Sample Num	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 ID
PorphCu-00684	150	150	150		Actinolite, Bornite, Chalcocite, Chalcopyrite, Chrysocolla, Cuprite, Hematite, Pyrite	Cu	36659	Contact District, Elko Co., Nevada, USA	Contact	Singer et al. (2008)	USGSOFR2008_1155
NAVDAT-118528	171.6	140.4	156±15.6	118528			40942	Blanchard Mine (Zetta Blanchard Mine; Zetta Standard Mine; Bricker Mine), Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118071	171.6	140.4	156±15.6	118071			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118072	171.6	140.4	156±15.6	118072			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118073	171.6	140.4	156±15.6	118073			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118074	171.6	140.4	156±15.6	118074			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118075	171.6	140.4	156±15.6	118075			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118076	171.6	140.4	156±15.6	118076			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118077	171.6	140.4	156±15.6	118077			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118078	171.6	140.4	156±15.6	118078			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118079	171.6	140.4	156±15.6	118079			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118080	171.6	140.4	156±15.6	118080			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118082	171.6	140.4	156±15.6	118082			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118083	171.6	140.4	156±15.6	118083			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118084	171.6	140.4	156±15.6	118084			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118096	171.6	140.4	156±15.6	118096			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT
NAVDAT-118097	171.6	140.4	156±15.6	118097			40943	Blue Bird Mine, Contact District, Elko Co., Nevada, USA		NAVDAT	NAVDAT

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...