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:
Launceston, Cornwall, England, UK

mindat Locality ID: 1034
mindat URL: http://www.mindat.org/loc-1034.html

Tectonic Settings:

Total number of sublocalities beneath "Launceston, Cornwall, England, UK": 12
Total number of bottom-level sublocalities: 9

Number of Child Localities: 5
Child Localities:
Laneast
South Petherwin
St Stephens
St. Mary Magdalene Mine
Wheal Truscott

Latitude: 50°38'10"N
Longitude: 4°26'"W
Decimal Degree (lat, lon): 50.636111111111,-4.4333333333333

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.

Calcite	Clinozoisite	Epidote	None	Pyrite	Quartz	Rhodonite	Rutile	Spinel

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 Fe H Mn O Pb S Sb Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Calcite Clinozoisite Epidote None Pyrite Quartz Rhodonite Rutile Spinel

11 IMA Minerals at location:

Ankerite ()*	Epidote ()*	Jamesonite ()*	Magnetite ()*	Manganite ()*
Pyrite ()*	Pyrolusite ()*	Quartz ()*	Rhodochrosite ()*	Rhodonite ()*
Zoisite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	1	117834	3092
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	117835	8173
Jamesonite ()*	None	Pb₄FeSb₆S₁₄	2	117832,117835	784
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	2	117833,117836	14899
Manganite ()*	Rutile	Mn³⁺O(OH)	1	117830	770
Pyrite ()*	Pyrite	FeS₂	1	117830	39462
Pyrolusite ()*	Rutile	MnO₂	2	117830,117840	3106
Quartz ()*	Quartz	SiO₂	1	117830	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	1	117830	1711
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)	4	117830,117838,117839,117840	969
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1	117835	1025

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...