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:
Lomas Bayas Mine, Antofagasta Province, Antofagasta, Chile

Oldest recorded age at locality: 58.9
Youngest recorded age at locality: 55.3

mindat Locality ID: 207289
mindat URL: http://www.mindat.org/loc-207289.html

Tectonic Settings:

Total number of sublocalities beneath "Lomas Bayas Mine, Antofagasta Province, Antofagasta, Chile": 0
Total number of bottom-level sublocalities: 0

Latitude: 23°25'40"S
Longitude: 69°30'41"W
Decimal Degree (lat, lon): -23.427777777778,-69.511388888889

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	Alunite	Atacamite	Betpakdalite	Brochantite	Chalcanthite	Chalcopyrite	Clay	Clinozoisite	Copiapite
Copper	Coquimbite	Covellite	Epidote	Malachite	Melanterite	Mica	Molybdenite	Natrochalcite	None
Not in a structural group	Pyrite	Quartz	Tetrahedrite	Tourmaline	Voltaite

Alunite ()*	Anhydrite ()*	Antlerite ()*	Atacamite ()*	Azurite ()*
Bornite ()*	Brochantite ()*	Chalcanthite ()*	Chalcocite ()*	Chalcopyrite ()*
Chrysocolla ()*	Copiapite ()*	Copper ()*	Coquimbite ()*	Covellite ()*
Djurleite ()*	Epidote ()*	Feruvite ()*	Jarosite ()*	Malachite ()*
Melanterite ()*	Mendozavilite-NaCu ()*	Mendozavilite-NaFe ()*	Molybdenite ()*	Muscovite ()*
Natrochalcite ()*	Pyrite ()*	Quartz ()*	Sampleite ()*	Sideronatrite ()*
Strengite ()*	Tennantite-(Fe) ()*	Voltaite ()*

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 B C Ca Cl Cu Fe H K Mg Mo Na O P S Si

Elements from minerals reported directly at this locality: Al As B C Ca Cl Cu Fe H K Mg Mo Na O P S Si

Structural Groups for minerals in this locality:
Allophane Alunite Atacamite Betpakdalite Brochantite Chalcanthite Chalcopyrite Clay Clinozoisite Copiapite
Copper Coquimbite Covellite Epidote Malachite Melanterite Mica Molybdenite Natrochalcite None
Not in a structural group Pyrite Quartz Tetrahedrite Tourmaline Voltaite

33 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Alunite ()*	None	KAl₃(SO₄)₂(OH)₆	58.9	55.3	966
Anhydrite ()*	Not in a structural group	Ca(SO₄)	58.9	55.3	1588
Antlerite ()*	Not in a structural group	Cu²⁺₃(SO₄)(OH)₄	58.9	55.3	246
Atacamite ()*	Atacamite	Cu₂Cl(OH)₃	58.9	55.3	544
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	58.9	55.3	5509
Bornite ()*	None	Cu₅FeS₄	58.9	55.3	5516
Brochantite ()*	Brochantite	Cu₄(SO₄)(OH)₆	58.9	55.3	1633
Chalcanthite ()*	Chalcanthite	Cu(SO₄)·5H₂O	58.9	55.3	925
Chalcocite ()*	None	Cu₂S	58.9	55.3	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	58.9	55.3	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	58.9	55.3	3531
Copiapite ()*	Copiapite	Fe²⁺Fe³⁺₄(SO₄)₆(OH)₂·20H₂O	58.9	55.3	382
Copper ()*	Copper	Cu	58.9	55.3	3846
Coquimbite ()*	Coquimbite	AlFe₃(SO₄)₆(H₂O)₁₂·6H₂O	58.9	55.3	136
Covellite ()*	Covellite	CuS	58.9	55.3	4165
Djurleite ()*	None	Cu₃₁S₁₆	58.9	55.3	300
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	58.9	55.3	8173
Feruvite ()*	Tourmaline	CaFe²⁺₃(Al₅Mg)(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	58.9	55.3	15
Jarosite ()*	Alunite	KFe³⁺₃(SO₄)₂(OH)₆	58.9	55.3	2228
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	58.9	55.3	12537
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	58.9	55.3	915
Mendozavilite-NaCu ()*	Betpakdalite	[Na₂(H₂O)₁₅Cu(H₂O)₆][Mo₈P₂Fe³⁺₃O₃₄(OH)₃]	58.9	55.3	2
Mendozavilite-NaFe ()*	Betpakdalite	[Na₂(H₂O)₁₅Fe³⁺(H₂O)₆][Mo₈P₂Fe³⁺₃O₃₅(OH)₂]	58.9	55.3	3
Molybdenite ()*	Molybdenite	MoS₂	58.9	55.3	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	58.9	55.3	17380
Natrochalcite ()*	Natrochalcite	NaCu₂(SO₄)₂(OH)·H₂O	58.9	55.3	6
Pyrite ()*	Pyrite	FeS₂	58.9	55.3	39462
Quartz ()*	Quartz	SiO₂	58.9	55.3	61156
Sampleite ()*	None	NaCaCu₅(PO₄)₄Cl·5H₂O	58.9	55.3	40
Sideronatrite ()*	None	Na₂Fe³⁺(SO₄)₂(OH)·3H₂O	58.9	55.3	73
Strengite ()*	None	Fe³⁺(PO₄)·2H₂O	58.9	55.3	263
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	58.9	55.3	1803
Voltaite ()*	Voltaite	K₂Fe²⁺₅Fe³⁺₃Al(SO₄)₁₂·18H₂O	58.9	55.3	111

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-00567	58.9	55.3	57.9–57.1±1.8									Alunite, Antlerite, Atacamite, Bornite, Brochantite, Chalcanthite, Chalcocite, Chalcopyrite, Chrysocolla, Copiapite, Copper, Coquimbite, Covellite, Epidote, Jarosite, Melanterite, Molybdenite, Pyrite, Sideronatrite, Voltaite	Cu	207289	Lomas Bayas Mine, Antofagasta Province, Antofagasta, Chile	Lomas Bayas	Singer et al. (2008)		USGSOFR2008_1155

Sample	Source Locality	Reference URL
R120038	Lomas Bayas Mine, Antofagasta Province, Antofagasta, Chile	https://rruff.info/R120038

All locality data graciously provided by mindat.org

All age data...