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:
Laghetto, Monte Compatri, Metropolitan City Of Rome Capital, Lazio, Italy

Oldest recorded age at locality: 0.365
Youngest recorded age at locality: 0.355

mindat Locality ID: 282942
mindat URL: http://www.mindat.org/loc-282942.html

Tectonic Settings:

Total number of sublocalities beneath "Laghetto, Monte Compatri, Metropolitan City Of Rome Capital, Lazio, Italy": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Laghetto Quarry

Latitude: 41°51'3"N
Longitude: 12°44'14"E
Decimal Degree (lat, lon): 41.850833333333,12.737222222222

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.

Analcime	Apatite	Aragonite	Calcite	Ludwigite	None	Spinel	Tridymite

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 B C Ca F Fe K Na O P Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Analcime Apatite Aragonite Calcite Ludwigite None Spinel Tridymite

7 IMA Minerals at location:

Aragonite ()*	Calcite ()*	Fluorapatite ()*	Leucite ()*	Magnetite ()*
Nepheline ()*	Vonsenite ()*

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
Aragonite ()*	Aragonite	Ca(CO₃)	0.365	0.355	1	69226	3250
Calcite ()*	Calcite	Ca(CO₃)	0.365	0.355	1	69226	27770
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	0.365	0.355	1	69226	2740
Leucite ()*	Analcime	K(AlSi₂O₆)	0.365	0.355	1	69226	233
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	0.365	0.355	1	69226	14899
Nepheline ()*	Tridymite	Na₃K(Al₄Si₄O₁₆)	0.365	0.355	1	69226	884
Vonsenite ()*	Ludwigite	Fe²⁺₂Fe³⁺O₂(BO₃)	0.365	0.355	1	69226	62

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Michelle_0241	Post Caldera Activity - Lateral, tephritic leucitite

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_0241	0.365	0.355	0.360±0.005	K-Ar	Age of tephritic leucitite		leucite	Al12			Leucite			206469	Laghetto Quarry, Laghetto, Monte Compatri, Metropolitan City Of Rome Capital, Lazio, Italy	Laghetto	Fornaseri (1985)		RDSIMF40_73	Age of tephritic leucitite

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...