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:
East Treskerby Mine, Skinners Bottom, St Agnes, Cornwall, England, UK

mindat Locality ID: 194394
mindat URL: http://www.mindat.org/loc-194394.html

Tectonic Settings:

Total number of sublocalities beneath "East Treskerby Mine, Skinners Bottom, St Agnes, Cornwall, England, UK": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Wheal Briton
Wheal Concord

Latitude: 50°16'10"N
Longitude: 5°11'26"W
Decimal Degree (lat, lon): 50.269444444444,-5.1905555555556

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	Chlorite	Clay	Marcasite	Melanterite	Mica	None	Not in a structural group	Pyrite	Quartz
Rutile	Sphalerite	Sulphur

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 Cu Fe H K Mg O S Si Sn Ti Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Chalcopyrite Chlorite Clay Marcasite Melanterite Mica None Not in a structural group Pyrite Quartz
Rutile Sphalerite Sulphur

11 IMA Minerals at location:

Anatase ()*	Cassiterite ()*	Chalcopyrite ()*	Clinochlore ()*	Marcasite ()*
Melanterite ()*	Muscovite ()*	Pyrite ()*	Quartz ()*	Sphalerite ()*
Sulphur ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Anatase ()*	Not in a structural group	TiO₂	1	118413	2162
Cassiterite ()*	Rutile	SnO₂	2	118412,118413	5171
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	118413	27198
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	1	118413	1756
Marcasite ()*	Marcasite	FeS₂	1	118413	5674
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	1	118413	915
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	118413	17380
Pyrite ()*	Pyrite	FeS₂	1	118413	39462
Quartz ()*	Quartz	SiO₂	1	118413	61156
Sphalerite ()*	Sphalerite	ZnS	1	118413	21482
Sulphur ()*	Sulphur	S	1	118413	2045

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...