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:
Las Chacras, San Martín Department, San Luis Province, Argentina

mindat Locality ID: 279602
mindat URL: http://www.mindat.org/loc-279602.html

Tectonic Settings:

Total number of sublocalities beneath "Las Chacras, San Martín Department, San Luis Province, Argentina": 4
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Mesilla Del Cura
Pegmatite Quarry
Rodeo De Los Molles District

Latitude: 32°35'44"S
Longitude: 65°47'14"W
Decimal Degree (lat, lon): -32.595555555556,-65.787222222222

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.

Allanite	Apatite	Bastnäsite	Epidote	Feldspar	Fluorite	None	Pyroxene	Quartz	Titanite
Zircon

Aegirine ()*	Albite ()*	Allanite-(Ce) ()*	Bastnäsite-(Ce) ()*	Britholite-(Ce) ()*
Cerianite-(Ce) ()*	Fluorapatite ()*	Fluorite ()*	Microcline ()*	Quartz ()*
Thorbastnäsite ()*	Thorite ()*	Titanite ()*

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 C Ca Ce F Fe H K Na O P Si Th Ti

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allanite Apatite Bastnäsite Epidote Feldspar Fluorite None Pyroxene Quartz Titanite
Zircon

13 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	1	3533	1022
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	3532	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	3	3532,3533,3534	706
Bastnäsite-(Ce) ()*	Bastnäsite	Ce(CO₃)F	2	3533,3534	304
Britholite-(Ce) ()*	Apatite	(Ce,Ca)₅(SiO₄)₃(OH)	2	3533,3534	115
Cerianite-(Ce) ()*	Fluorite	CeO₂	1	3534	94
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	1	3532	2740
Fluorite ()*	Fluorite	CaF₂	1	3533	9617
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	3532	4924
Quartz ()*	Quartz	SiO₂	2	3532,3533	61156
Thorbastnäsite ()*	Bastnäsite	ThCa(CO₃)₂F₂·3H₂O	2	3533,3534	14
Thorite ()*	Zircon	Th(SiO₄)	1	3533	1006
Titanite ()*	Titanite	CaTi(SiO₄)O	1	3533	4899

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...