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:
Constantine, Cornwall, England, UK

Oldest recorded age at locality: 294
Youngest recorded age at locality: 276

mindat Locality ID: 902
mindat URL: http://www.mindat.org/loc-902.html

Tectonic Settings:

Total number of sublocalities beneath "Constantine, Cornwall, England, UK": 7
Total number of bottom-level sublocalities: 7

Number of Child Localities: 7
Child Localities:
Bosahan Quarry
Brill No. 1 Quarry
Brogden Iron Mine (Inow Mine; Constantine Mine)
Maen Quarry
Nanjarrow Mine
Wheal Caroline
Wheal Vyvyan (incl. Wheal Fire)

Latitude: 50°7'19"N
Longitude: 5°10'15"W
Decimal Degree (lat, lon): 50.121944444444,-5.1708333333333

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.

Apatite	Beryl	Chalcopyrite	Corundum	Feldspar	Fluorite	None	Not in a structural group	Pyrite	Quartz
Rutile

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 Be Ca Cu F Fe H K O P S Si Sn

Elements from minerals reported directly at this locality: Al Be O Si

Structural Groups for minerals in this locality:
Apatite Beryl Chalcopyrite Corundum Feldspar Fluorite None Not in a structural group Pyrite Quartz
Rutile

12 IMA Minerals at location:

Bertrandite ()*	Beryl ()*	Cassiterite ()*	Chalcocite ()*	Chalcopyrite ()*
Fluorapatite ()*	Fluorite ()*	Gibbsite ()*	Hematite ()*	Orthoclase ()*
Pyrite ()*	Quartz ()*

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
Bertrandite ()*	Not in a structural group	Be₄Si₂O₇(OH)₂			1	117489	606
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	294	276	0		4286
Cassiterite ()*	Rutile	SnO₂			2	117491,117492	5171
Chalcocite ()*	None	Cu₂S			1	117492	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂			2	117491,117492	27198
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F			1	117489	2740
Fluorite ()*	Fluorite	CaF₂			1	117489	9617
Gibbsite ()*	None	Al(OH)₃	294	276	1	117486	504
Hematite ()*	Corundum	Fe₂O₃			1	117488	14640
Orthoclase ()*	Feldspar	K(AlSi₃O₈)			1	117487	2349
Pyrite ()*	Pyrite	FeS₂			1	117492	39462
Quartz ()*	Quartz	SiO₂			1	117488	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
	Lucy_026	294	276	285 ± 9	Rb-Sr data	Age granite intruded			C 8						903	Bosahan Quarry, Constantine, Cornwall, England, UK	Boscahan Quarry	Darbyshire et al. (1985)	10.1144/gsjgs.142.6.1159	JGSL142_1159

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...