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:
Nevada Bunker Hill Mines, Alladin Group, Railroad District, Elko Co., Nevada, USA

Oldest recorded age at locality: 40.7
Youngest recorded age at locality: 33.3

mindat Locality ID: 58545
mindat URL: http://www.mindat.org/loc-58545.html

Tectonic Settings:

Total number of sublocalities beneath "Nevada Bunker Hill Mines, Alladin Group, Railroad District, Elko Co., Nevada, USA": 12
Total number of bottom-level sublocalities: 12

Number of Child Localities: 12
Child Localities:
Blue Sky Claim (Sky Blue)
Bullion Claim
Burke Claim
Davis Tunnel
Delmas Mine (Sweepstakes Mine; Delmas SW Mine; Como Mine)
Grey Eagle Mine (Lee Mine; Helen M. Claims; Lucky May Mine)
Mahogany Claim
Mendota Mine
Red Bird Mine (Eagle Mine)
Storm King Claim
Tripoli Mine
Webfoot Claim

Latitude: 40°31'1"N
Longitude: 116°'31"W
Decimal Degree (lat, lon): 40.516944444444,-116.00861111111

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.

Allophane	Amphibole	Apatite	Aragonite	Arsenopyrite	Baryte	Calcite	Chalcopyrite	Copper	Epidote
Malachite	Nickeline	None	Not in a structural group	Pyrite	Pyroxene	Quartz	Rocksalt	Scheelite	Sphalerite
Wollastonite

Anglesite ()*	Arsenopyrite ()*	Azurite ()*	Bornite ()*	Calcite ()*
Cerussite ()*	Chalcocite ()*	Chalcopyrite ()*	Chrysocolla ()*	Copper ()*
Diopside ()*	Galena ()*	Gold ()*	Hemimorphite ()*	Lead ()*
Malachite ()*	Pyrite ()*	Pyromorphite ()*	Pyrrhotite ()*	Quartz ()*
Scheelite ()*	Sphalerite ()*	Tenorite ()*	Tremolite ()*	Wollastonite ()*
Zoisite ()*

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: Al As Au C Ca Cl Cu Fe H Mg O P Pb S Si W Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Amphibole Apatite Aragonite Arsenopyrite Baryte Calcite Chalcopyrite Copper Epidote
Malachite Nickeline None Not in a structural group Pyrite Pyroxene Quartz Rocksalt Scheelite Sphalerite
Wollastonite

26 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
Anglesite ()*	Baryte	Pb(SO₄)			1	236382	2734
Arsenopyrite ()*	Arsenopyrite	FeAsS			1	236382	9052
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂			1	236387	5509
Bornite ()*	None	Cu₅FeS₄	40.7	33.3	2	236381,236382	5516
Calcite ()*	Calcite	Ca(CO₃)			4	236377,236378,236386,236387	27770
Cerussite ()*	Aragonite	Pb(CO₃)			1	236387	4979
Chalcocite ()*	None	Cu₂S	40.7	33.3	1	236381	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	40.7	33.3	4	236381,236382,236386,236387	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O			1	236387	3531
Copper ()*	Copper	Cu	40.7	33.3	3	236381,236386,236387	3846
Diopside ()*	Pyroxene	CaMgSi₂O₆	40.7	33.3	2	236381,236386	4135
Galena ()*	Rocksalt	PbS	40.7	33.3	2	236381,236387	24243
Gold ()*	Copper	Au	40.7	33.3	1	236381	30554
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O			1	236387	1689
Lead ()*	Copper	Pb			1	236387	192
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂			1	236387	12537
Pyrite ()*	Pyrite	FeS₂	40.7	33.3	4	236380,236381,236382,236387	39462
Pyromorphite ()*	Apatite	Pb₅(PO₄)₃Cl			1	236387	1725
Pyrrhotite ()*	Nickeline	Fe₇S₈	40.7	33.3	1	236381	9056
Quartz ()*	Quartz	SiO₂	40.7	33.3	4	236377,236378,236381,236386	61156
Scheelite ()*	Scheelite	Ca(WO₄)			3	236380,236382,236387	4894
Sphalerite ()*	Sphalerite	ZnS	40.7	33.3	2	236381,236387	21482
Tenorite ()*	None	CuO	40.7	33.3	2	236381,236387	1101
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	40.7	33.3	2	236381,236387	2562
Wollastonite ()*	Wollastonite	CaSiO₃			1	236380	1247
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	40.7	33.3	1	236381	1025

1 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-117347	40.7	33.3	37±3.7					117347						41511	Delmas Mine (Sweepstakes Mine; Delmas SW Mine; Como Mine), Nevada Bunker Hill Mines, Alladin Group, Railroad District, Elko Co., Nevada, USA		NAVDAT		NAVDAT

All locality data graciously provided by mindat.org

All age data...