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:
El Abra Mine, El Loa Province, Antofagasta, Chile

Oldest recorded age at locality: 38
Youngest recorded age at locality: 34

mindat Locality ID: 39275
mindat URL: http://www.mindat.org/loc-39275.html

Tectonic Settings:

Total number of sublocalities beneath "El Abra Mine, El Loa Province, Antofagasta, Chile": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Ichuno Deposit

Latitude: 21°55'14"S
Longitude: 68°49'56"W
Decimal Degree (lat, lon): -21.920555555556,-68.832222222222

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	Brochantite	Chalcopyrite	Clay	Clinozoisite	Copper	Corundum	Digenite	Enargite	Epidote
Gypsum	Kaolinite	Mica	Molybdenite	None	Not in a structural group	Pyrite	Pyrophyllite	Quartz	Rocksalt
Rutile	Smectite-vermiculite	Sphalerite	Spinel	Tetrahedrite	Turquoise	Wurtzite

Anhydrite ()*	Antlerite ()*	Bornite ()*	Brochantite ()*	Chalcocite ()*
Chalcopyrite ()*	Chrysocolla ()*	Copper ()*	Cuprite ()*	Digenite ()*
Enargite ()*	Epidote ()*	Galena ()*	Gypsum ()*	Hematite ()*
Ilmenite ()*	Kaolinite ()*	Magnetite ()*	Molybdenite ()*	Montmorillonite ()*
Muscovite ()*	Pseudomalachite ()*	Pyrite ()*	Pyrophyllite ()*	Quartz ()*
Rutile ()*	Sphalerite ()*	Tennantite-(Fe) ()*	Tenorite ()*	Tetrahedrite-(Zn) ()*
Turquoise ()*

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 Ca Cu Fe H K Mg Mo Na O P Pb S Sb Si Ti Zn

Elements from minerals reported directly at this locality: Al As Ca Cu Fe H K Mg Mo Na O P Pb S Sb Si Ti Zn

Structural Groups for minerals in this locality:
Allophane Brochantite Chalcopyrite Clay Clinozoisite Copper Corundum Digenite Enargite Epidote
Gypsum Kaolinite Mica Molybdenite None Not in a structural group Pyrite Pyrophyllite Quartz Rocksalt
Rutile Smectite-vermiculite Sphalerite Spinel Tetrahedrite Turquoise Wurtzite

31 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Anhydrite ()*	Not in a structural group	Ca(SO₄)	38	34	1588
Antlerite ()*	Not in a structural group	Cu²⁺₃(SO₄)(OH)₄	38	34	246
Bornite ()*	None	Cu₅FeS₄	38	34	5516
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	38	34	1633
Chalcocite ()*	None	Cu₂S	38	34	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	38	34	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	38	34	3531
Copper ()*	Copper	Cu	38	34	3846
Cuprite ()*	Not in a structural group	Cu₂O	38	34	2970
Digenite ()*	Digenite	Cu_1.8S	38	34	1027
Enargite ()*	Enargite Wurtzite	Cu₃AsS₄	38	34	910
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	38	34	8173
Galena ()*	Rocksalt	PbS	38	34	24243
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	38	34	6890
Hematite ()*	Corundum	Fe₂O₃	38	34	14640
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	38	34	5433
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	38	34	5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	38	34	14899
Molybdenite ()*	Molybdenite	MoS₂	38	34	5800
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	38	34	1508
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	38	34	17380
Pseudomalachite ()*	None	Cu₅(PO₄)₂(OH)₄	38	34	369
Pyrite ()*	Pyrite	FeS₂	38	34	39462
Pyrophyllite ()*	Clay Pyrophyllite	Al₂Si₄O₁₀(OH)₂	38	34	771
Quartz ()*	Quartz	SiO₂	38	34	61156
Rutile ()*	Rutile	TiO₂	38	34	5614
Sphalerite ()*	Sphalerite	ZnS	38	34	21482
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	38	34	1803
Tenorite ()*	None	CuO	38	34	1101
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	38	34	5317
Turquoise ()*	Turquoise	CuAl₆(PO₄)₄(OH)₈·4H₂O	38	34	484

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
	PorphCu-00099	38	34	38–34									Antlerite, Bornite, Brochantite, Chalcopyrite, Chrysocolla, Copper, Enargite, Epidote, Galena, Ilmenite, Kaolinite, Magnetite, Molybdenite, Montmorillonite, Pyrite, Pyrophyllite, Rutile, Sphalerite, Turquoise	Cu	39275	El Abra Mine, El Loa Province, Antofagasta, Chile	El Abra	Singer et al. (2008)		USGSOFR2008_1155

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...