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:
Harcuvar Mts, La Paz Co., Arizona, USA

Oldest recorded age at locality: 73.2
Youngest recorded age at locality: 24.79

mindat Locality ID: 33613
mindat URL: http://www.mindat.org/loc-33613.html

Tectonic Settings:

Total number of sublocalities beneath "Harcuvar Mts, La Paz Co., Arizona, USA": 32
Total number of bottom-level sublocalities: 28

Number of Child Localities: 3
Child Localities:
Cabrolla Mine
Cunningham Pass District
Ethel M Cooper Prospect

Latitude: 33°57'44"N
Longitude: 113°33'39"W
Decimal Degree (lat, lon): 33.962222222222,-113.56083333333

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	Baryte	Brochantite	Calcite	Chalcopyrite	Copper	Corundum	Malachite	None
Not in a structural group	Pyrite	Quartz	Scheelite	Spinel	Wollastonite

Actinolite ()*	Baryte ()*	Bornite ()*	Brochantite ()*	Calcite ()*
Chalcocite ()*	Chalcopyrite ()*	Chrysocolla ()*	Copper ()*	Cuprite ()*
Djurleite ()*	Hematite ()*	Magnesio-hornblende ()*	Magnetite ()*	Malachite ()*
Pseudomalachite ()*	Pyrite ()*	Quartz ()*	Scheelite ()*	Siderite ()*
Wollastonite ()*

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 Ba C Ca Cu Fe H Mg O P S Si W

Elements from minerals reported directly at this locality: Al Ca H Mg O Si

Structural Groups for minerals in this locality:
Allophane Amphibole Baryte Brochantite Calcite Chalcopyrite Copper Corundum Malachite None
Not in a structural group Pyrite Quartz Scheelite Spinel Wollastonite

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
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	73.2	24.79	1	140285	3419
Baryte ()*	Baryte	Ba(SO₄)	73.2	24.79	6	140286,140292,140297,140303,140308,140313	11547
Bornite ()*	None	Cu₅FeS₄	73.2	24.79	4	140292,140294,140303,140315	5516
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	73.2	24.79	1	140293	1633
Calcite ()*	Calcite	Ca(CO₃)	73.2	24.79	4	140286,140303,140308,140315	27770
Chalcocite ()*	None	Cu₂S	73.2	24.79	5	140290,140294,140297,140300,140313	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	73.2	24.79	9	140286,140290,140292,140294,140297,140300,140303,140313,140315	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	73.2	24.79	2	140294,140313	3531
Copper ()*	Copper	Cu	73.2	24.79	1	140313	3846
Cuprite ()*	Not in a structural group	Cu₂O	73.2	24.79	3	140294,140303,140313	2970
Djurleite ()*	None	Cu₃₁S₁₆	73.2	24.79	1	140293	300
Hematite ()*	Corundum	Fe₂O₃	73.2	24.79	10	140286,140291,140294,140297,140298,140299,140303,140313,140314,140315	14640
Magnesio-hornblende ()*	Amphibole	Ca₂(Mg₄Al)(Si₇Al)O₂₂(OH)₂	73.2	24.79	0		238
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	73.2	24.79	1	140313	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	73.2	24.79	1	140313	12537
Pseudomalachite ()*	None	Cu₅(PO₄)₂(OH)₄	73.2	24.79	1	140313	369
Pyrite ()*	Pyrite	FeS₂	73.2	24.79	2	140286,140313	39462
Quartz ()*	Quartz	SiO₂	73.2	24.79	1	140313	61156
Scheelite ()*	Scheelite	Ca(WO₄)	73.2	24.79	1	140291	4894
Siderite ()*	Calcite	Fe(CO₃)	73.2	24.79	4	140286,140294,140297,140315	6417
Wollastonite ()*	Wollastonite	CaSiO₃	73.2	24.79	1	140285	1247

3 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Num	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference ID
Giersdorf_00000353	73.2	67.4	70.3±2.9	K-Ar	Age records metamorphic event which predates mylonitization	S JR-HV 78-1	33613	Harcuvar Mts, La Paz Co., Arizona, USA	Harcuvar Mts.	Shafiqullah et al. (1980)	AGSD12_201
Giersdorf_00000373	52.1	49.9	51±1.1	K-Ar		UAKA-77-65	33613	Harcuvar Mts, La Paz Co., Arizona, USA	Harcuvar Mts.	Shafiqullah et al. (1980)	AGSD12_201
Giersdorf_00000392	25.87	24.79	25.33±0.54	K-Ar		UAKA-75-107	33425	Cunningham Pass District, Harcuvar Mts, La Paz Co., Arizona, USA	Cunningham Pass	Shafiqullah et al. (1980)	AGSD12_201

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...