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:
Wheal Langford (New Wheal Langford; Baring And Langford Mine), Calstock, Cornwall, England, UK

mindat Locality ID: 889
mindat URL: http://www.mindat.org/loc-889.html

Tectonic Settings:

Total number of sublocalities beneath "Wheal Langford (New Wheal Langford; Baring And Langford Mine), Calstock, Cornwall, England, UK": 5
Total number of bottom-level sublocalities: 4

Number of Child Localities: 1
Child Localities:
East Cornwall Silver Mines (St Vincent Great Consols; Incl. Wheal Emily; Wheal Georgiana; Wheal Mercer)

Latitude: 50°30'13"N
Longitude: 4°16'12"W
Decimal Degree (lat, lon): 50.503611111111,-4.27

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.

Acanthite	Arsenopyrite	Calcite	Chalcopyrite	Copper	None	Pyrite	Quartz	Rocksalt	Rutile
Sphalerite

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: Ag As C Cl Cu Fe O Pb S Sb Si Sn Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Acanthite Arsenopyrite Calcite Chalcopyrite Copper None Pyrite Quartz Rocksalt Rutile
Sphalerite

12 IMA Minerals at location:

Acanthite ()*	Arsenopyrite ()*	Cassiterite ()*	Chalcopyrite ()*	Chlorargyrite ()*
Galena ()*	Pyrargyrite ()*	Pyrite ()*	Quartz ()*	Siderite ()*
Silver ()*	Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S	2	117289,117291	2793
Arsenopyrite ()*	Arsenopyrite	FeAsS	1	117289	9052
Cassiterite ()*	Rutile	SnO₂	1	117289	5171
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	2	117289,117291	27198
Chlorargyrite ()*	Rocksalt	AgCl	3	117289,117290,117291	1382
Galena ()*	Rocksalt	PbS	2	117289,117291	24243
Pyrargyrite ()*	None	Ag₃SbS₃	1	117289	1425
Pyrite ()*	Pyrite	FeS₂	1	117289	39462
Quartz ()*	Quartz	SiO₂	3	117289,117290,117291	61156
Siderite ()*	Calcite	Fe(CO₃)	3	117289,117290,117291	6417
Silver ()*	Copper	Ag	2	117289,117291	5186
Sphalerite ()*	Sphalerite	ZnS	1	117289	21482

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...