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 District, Petorca Province, Valparaíso, Chile

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

mindat Locality ID: 207789
mindat URL: http://www.mindat.org/loc-207789.html

Tectonic Settings:

Total number of sublocalities beneath "El Bronce District, Petorca Province, Valparaíso, Chile": 9
Total number of bottom-level sublocalities: 9

Number of Child Localities: 9
Child Localities:
Boton De Oro Mine
Dulcinea Mine
El Bronce Mine
El Espino Mine
Guanaco-La Olla Mine
Los Maquis Mine
Pedro De Valdivia Mine
Peladeros Mine
San Lorenzo Mine

Latitude: 32°10'32"S
Longitude: 70°49'18"W
Decimal Degree (lat, lon): -32.175555555556,-70.821666666667

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

Alunite ()*	Ankerite ()*	Aragonite ()*	Arsenopyrite ()*	Baryte ()*
Bornite ()*	Calcite ()*	Cerussite ()*	Chalcopyrite ()*	Clinochlore ()*
Dolomite ()*	Epidote ()*	Freibergite ()*	Galena ()*	Gold ()*
Hematite ()*	Kaolinite ()*	Magnetite ()*	Muscovite ()*	Proustite ()*
Pyrargyrite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Siderite ()*
Silver ()*	Smithsonite ()*	Sphalerite ()*	Tennantite-(Fe) ()*	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: As Cu Fe O S

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

30 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
Alunite ()*	None	KAl₃(SO₄)₂(OH)₆	6.6	5.6	1	36843	966
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	6.6	5.6	1	36843	3092
Aragonite ()*	Aragonite	Ca(CO₃)	6.6	5.6	1	36843	3250
Arsenopyrite ()*	Arsenopyrite	FeAsS	6.6	5.6	0		9052
Baryte ()*	Baryte	Ba(SO₄)	6.6	5.6	1	36843	11547
Bornite ()*	None	Cu₅FeS₄	6.6	5.6	2	36843,36845	5516
Calcite ()*	Calcite	Ca(CO₃)	6.6	5.6	1	36843	27770
Cerussite ()*	Aragonite	Pb(CO₃)	6.6	5.6	1	36849	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	6.6	5.6	2	36843,36849	27198
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	6.6	5.6	1	36843	1756
Dolomite ()*	None	CaMg(CO₃)₂	6.6	5.6	1	36843	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	6.6	5.6	1	36843	8173
Freibergite ()*	Tetrahedrite	Ag₆[Cu₄Fe₂]Sb₄S₁₂	6.6	5.6	1	36843	663
Galena ()*	Rocksalt	PbS	6.6	5.6	2	36843,36849	24243
Gold ()*	Copper	Au	6.6	5.6	1	36843	30554
Hematite ()*	Corundum	Fe₂O₃	6.6	5.6	1	36843	14640
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	6.6	5.6	1	36843	5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	6.6	5.6	0		14899
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	6.6	5.6	1	36843	17380
Proustite ()*	None	Ag₃AsS₃	6.6	5.6	1	36843	733
Pyrargyrite ()*	None	Ag₃SbS₃	6.6	5.6	1	36843	1425
Pyrite ()*	Pyrite	FeS₂	6.6	5.6	3	36843,36845,36849	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	6.6	5.6	0		9056
Quartz ()*	Quartz	SiO₂	6.6	5.6	2	36843,36845	61156
Siderite ()*	Calcite	Fe(CO₃)	6.6	5.6	1	36843	6417
Silver ()*	Copper	Ag	6.6	5.6	1	36843	5186
Smithsonite ()*	Calcite	Zn(CO₃)	6.6	5.6	1	36849	2473
Sphalerite ()*	Sphalerite	ZnS	6.6	5.6	3	36843,36845,36849	21482
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	6.6	5.6	0		1803
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	6.6	5.6	2	36843,36845	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						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...