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 Bronce Mine, El Bronce District, Petorca Province, Valparaíso, Chile

Oldest recorded age at locality: 6.6
Youngest recorded age at locality: 5.6

mindat Locality ID: 188098
mindat URL: http://www.mindat.org/loc-188098.html

Tectonic Settings:

Total number of sublocalities beneath "El Bronce Mine, El Bronce District, Petorca Province, Valparaíso, Chile": 0
Total number of bottom-level sublocalities: 0

Latitude: 32°11'"S
Longitude: 70°56'"W
Decimal Degree (lat, lon): -32.183333333333,-70.933333333333

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.

Aragonite	Baryte	Calcite	Chalcopyrite	Chlorite	Clay	Clinozoisite	Copper	Corundum	Epidote
Kaolinite	Mica	None	Pyrite	Quartz	Rocksalt	Sphalerite	Tetrahedrite

Alunite ()*	Ankerite ()*	Aragonite ()*	Baryte ()*	Bornite ()*
Calcite ()*	Chalcopyrite ()*	Clinochlore ()*	Dolomite ()*	Epidote ()*
Freibergite ()*	Galena ()*	Gold ()*	Hematite ()*	Kaolinite ()*
Muscovite ()*	Proustite ()*	Pyrargyrite ()*	Pyrite ()*	Quartz ()*
Siderite ()*	Silver ()*	Sphalerite ()*	Tetrahedrite-(Zn) ()*

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 As Au Ba C Ca Cu Fe H K Mg O Pb S Sb Si Zn

Elements from minerals reported directly at this locality: Ag Al As Au Ba C Ca Cu Fe H K Mg O Pb S Sb Si Zn

Structural Groups for minerals in this locality:
Aragonite Baryte Calcite Chalcopyrite Chlorite Clay Clinozoisite Copper Corundum Epidote
Kaolinite Mica None Pyrite Quartz Rocksalt Sphalerite Tetrahedrite

24 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	6.6	5.6	966
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	6.6	5.6	3092
Aragonite ()*	Aragonite	Ca(CO₃)	6.6	5.6	3250
Baryte ()*	Baryte	Ba(SO₄)	6.6	5.6	11547
Bornite ()*	None	Cu₅FeS₄	6.6	5.6	5516
Calcite ()*	Calcite	Ca(CO₃)	6.6	5.6	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	6.6	5.6	27198
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	6.6	5.6	1756
Dolomite ()*	None	CaMg(CO₃)₂	6.6	5.6	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	6.6	5.6	8173
Freibergite ()*	Tetrahedrite	Ag₆[Cu₄Fe₂]Sb₄S₁₂	6.6	5.6	663
Galena ()*	Rocksalt	PbS	6.6	5.6	24243
Gold ()*	Copper	Au	6.6	5.6	30554
Hematite ()*	Corundum	Fe₂O₃	6.6	5.6	14640
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	6.6	5.6	5591
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	6.6	5.6	17380
Proustite ()*	None	Ag₃AsS₃	6.6	5.6	733
Pyrargyrite ()*	None	Ag₃SbS₃	6.6	5.6	1425
Pyrite ()*	Pyrite	FeS₂	6.6	5.6	39462
Quartz ()*	Quartz	SiO₂	6.6	5.6	61156
Siderite ()*	Calcite	Fe(CO₃)	6.6	5.6	6417
Silver ()*	Copper	Ag	6.6	5.6	5186
Sphalerite ()*	Sphalerite	ZnS	6.6	5.6	21482
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	6.6	5.6	5317

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
	Scott-RGC29_3-0002	6.6	5.6	6.6-5.6	K-Ar	age of intrusion		biotite	Q-379		Yes				208799	San Lorenzo Mine, El Bronce District, Petorca Province, Valparaíso, Chile	San Lorenzo Pluton	Welkner et al (2002)	10.4067/S0716-02082002000100001	RGC29_3	Table 1

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...