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:
Seccarezze Quarries, Luserna Stone Quarries, Luserna Valley, Pellice Valley, Metropolitan City Of Turin, Piedmont, Italy

Oldest recorded age at locality: 40
Youngest recorded age at locality: 35

mindat Locality ID: 240992
mindat URL: http://www.mindat.org/loc-240992.html

Tectonic Settings:

Total number of sublocalities beneath "Seccarezze Quarries, Luserna Stone Quarries, Luserna Valley, Pellice Valley, Metropolitan City Of Turin, Piedmont, Italy": 0
Total number of bottom-level sublocalities: 0

Latitude: 44°45'45"N
Longitude: 7°12'1"E
Decimal Degree (lat, lon): 44.7625,7.2002777777778

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.

Aeschynite	Amorphous	Calcite	Fluorite	None	Not in a structural group	Pyrite

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 Nb O S Si Th Ti Y

Elements from minerals reported directly at this locality: Al C Ca Ce F Fe H Ln Nb O S Si Th Ti Y

Structural Groups for minerals in this locality:
Aeschynite Amorphous Calcite Fluorite None Not in a structural group Pyrite

7 IMA Minerals at location:

Aeschynite-(Y) ()*	Calcite ()*	Fluorite ()*	Lusernaite-(Y) ()*	Opal ()*
Pyrite ()*	Synchysite-(Ce) ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Aeschynite-(Y) ()*	Aeschynite	(Y,Ln,Ca,Th)(Ti,Nb)₂(O,OH)₆	40	35	141
Calcite ()*	Calcite	Ca(CO₃)	40	35	27770
Fluorite ()*	Fluorite	CaF₂	40	35	9617
Lusernaite-(Y) ()*	Not in a structural group	Y₄Al(CO₃)₂(OH,F)₁₁·6H₂O	40	35	2
Opal ()*	Amorphous	SiO₂·nH₂O	40	35	2994
Pyrite ()*	Pyrite	FeS₂	40	35	39462
Synchysite-(Ce) ()*	None	CaCe(CO₃)₂F	40	35	232

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Michelle_289	Lusernaite-(Y) is found in late stage hydrothermal fractures related to the Alpine tectono metamorphic events. Seccarezze Quarry is an important quarry in the mining of the leucocratic orthogneiss known as "Luserna Stone."

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
	Michelle_289	40	35	35-40	Ar-Ar	Cooling age		phengite							240992	Seccarezze Quarries, Luserna Stone Quarries, Luserna Valley, Pellice Valley, Metropolitan City Of Turin, Piedmont, Italy	Seccarezze Quarries	Biagioni et al. (2013)	10.2138/am.2013.4366	AM98_1322	Age of late stage fractures during the tertiary Alpine tectono metamorphic events. 35-40 ma is described as being the time that the greenschist facies overprinted an earlier eclogite facies during the exhumation of the Dora-Maira Massif and period of cooling after peak thermal conditions.

All locality data graciously provided by mindat.org

All age data...