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:
Croft Quarry, Croft, Blaby, Leicestershire, England, UK

mindat Locality ID: 1588
mindat URL: http://www.mindat.org/loc-1588.html

Tectonic Settings:

Total number of sublocalities beneath "Croft Quarry, Croft, Blaby, Leicestershire, England, UK": 0
Total number of bottom-level sublocalities: 0

Latitude: 52°33'42"N
Longitude: 1°14'30"W
Decimal Degree (lat, lon): 52.561666666667,-1.2416666666667

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	Calcite	Chalcopyrite	Diaspore	Fluorite	Molybdenite	None	Not in a structural group	Prehnite	Pyrite
Quartz	Rocksalt	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 C Ca Cu F Fe H Mg Mn Mo Na O Pb S Si

Elements from minerals reported directly at this locality: Al C Ca Cu F Fe H Mg Mn Mo Na O Pb S Si

Structural Groups for minerals in this locality:
Analcime Calcite Chalcopyrite Diaspore Fluorite Molybdenite None Not in a structural group Prehnite Pyrite
Quartz Rocksalt Rutile

13 IMA Minerals at location:

Analcime ()*	Calcite ()*	Chalcopyrite ()*	Dolomite ()*	Fluorite ()*
Galena ()*	Goethite ()*	Laumontite ()*	Molybdenite ()*	Prehnite ()*
Pyrite ()*	Pyrolusite ()*	Quartz ()*

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1627
Calcite ()*	Calcite	Ca(CO₃)	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	27198
Dolomite ()*	None	CaMg(CO₃)₂	9895
Fluorite ()*	Fluorite	CaF₂	9617
Galena ()*	Rocksalt	PbS	24243
Goethite ()*	Diaspore	FeO(OH)	7437
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1271
Molybdenite ()*	Molybdenite	MoS₂	5800
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	1898
Pyrite ()*	Pyrite	FeS₂	39462
Pyrolusite ()*	Rutile	MnO₂	3106
Quartz ()*	Quartz	SiO₂	61156

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...