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:
Donoso Breccia Pipe, Los Bronces Mine (Rio Blanco-Los Bronces Deposit), Santiago Province, Santiago, Chile

Oldest recorded age at locality: 5.597
Youngest recorded age at locality: 4.31

mindat Locality ID: 249984
mindat URL: http://www.mindat.org/loc-249984.html

Tectonic Settings:

Total number of sublocalities beneath "Donoso Breccia Pipe, Los Bronces Mine (Rio Blanco-Los Bronces Deposit), Santiago Province, Santiago, Chile": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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.

Chalcopyrite	Clay	Corundum	Covellite	Gypsum	Mica	Molybdenite	None	Not in a structural group	Pyrite
Quartz

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 Ca Cu Fe H K Mo O S Si

Elements from minerals reported directly at this locality: Al Ca Cu Fe H K Mo O S Si

Structural Groups for minerals in this locality:
Chalcopyrite Clay Corundum Covellite Gypsum Mica Molybdenite None Not in a structural group Pyrite
Quartz

11 IMA Minerals at location:

Anhydrite ()*	Bornite ()*	Chalcocite ()*	Chalcopyrite ()*	Covellite ()*
Gypsum ()*	Hematite ()*	Molybdenite ()*	Muscovite ()*	Pyrite ()*
Quartz ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Anhydrite ()*	Not in a structural group	Ca(SO₄)	5.597	4.31	1588
Bornite ()*	None	Cu₅FeS₄	5.597	4.31	5516
Chalcocite ()*	None	Cu₂S	5.597	4.31	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	5.597	4.31	27198
Covellite ()*	Covellite	CuS	5.597	4.31	4165
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	5.597	4.31	6890
Hematite ()*	Corundum	Fe₂O₃	5.597	4.31	14640
Molybdenite ()*	Molybdenite	MoS₂	5.597	4.31	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	5.597	4.31	17380
Pyrite ()*	Pyrite	FeS₂	5.597	4.31	39462
Quartz ()*	Quartz	SiO₂	5.597	4.31	61156

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-00034	5.597	4.31	5.32±0.277 to 4.37±0.06							Yes		Actinolite, Arsenopyrite, Bornite, Calcite, Chalcopyrite, Enargite, Epidote, Galena, Jarosite, Magnetite, Molybdenite, Pyrite, Sphalerite	Cu	8886	Los Bronces Mine (Rio Blanco-Los Bronces Deposit), Santiago Province, Santiago, Chile	Los Bronces/Rio Blanco	Singer et al. (2008)		USGSOFR2008_1155

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...