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:
Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK

Oldest recorded age at locality: 340
Youngest recorded age at locality: 235

mindat Locality ID: 4812
mindat URL: http://www.mindat.org/loc-4812.html

Tectonic Settings:

Total number of sublocalities beneath "Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Brundholme Mine (Glenderaterra Mine; Blencathra Mine)

Latitude: 54°38'5"N
Longitude: 3°5'21"W
Decimal Degree (lat, lon): 54.634722222222,-3.0891666666667

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.

Allophane	Andalusite	Apatite	Aragonite	Baryte	Chalcopyrite	Clay	Corundum	Linarite	Malachite
Mica	None	Not in a structural group	Rocksalt

Andalusite ()*	Azurite ()*	Baryte ()*	Bayldonite ()*	Cerussite ()*
Chalcopyrite ()*	Chrysocolla ()*	Galena ()*	Hematite ()*	Linarite ()*
Malachite ()*	Muscovite ()*	Pyromorphite ()*

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 As Ba C Cl Cu Fe H K O P Pb S Si

Elements from minerals reported directly at this locality: Al C Cu Fe H O Si

Structural Groups for minerals in this locality:
Allophane Andalusite Apatite Aragonite Baryte Chalcopyrite Clay Corundum Linarite Malachite
Mica None Not in a structural group Rocksalt

13 IMA Minerals at location:

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
Andalusite ()*	Andalusite	Al₂SiO₅	340	272	0		1310
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	340	272	0		5509
Baryte ()*	Baryte	Ba(SO₄)	340	272	1	119724	11547
Bayldonite ()*	None	Cu₃PbO(AsO₃OH)₂(OH)₂	340	272	1	119724	172
Cerussite ()*	Aragonite	Pb(CO₃)	340	272	1	119724	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	340	272	1	119724	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	340	272	1	119724	3531
Galena ()*	Rocksalt	PbS	340	272	1	119724	24243
Hematite ()*	Corundum	Fe₂O₃	340	272	0		14640
Linarite ()*	Linarite	CuPb(SO₄)(OH)₂	340	272	1	119724	987
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	340	272	1	119724	12537
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	340	272	1	119724	17380
Pyromorphite ()*	Apatite	Pb₅(PO₄)₃Cl	340	272	1	119724	1725

8 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Source	Sample Num	Age from other Locality	Minerals explicitely stated as having this age	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
JGS171_49_001	245	235	245-235	paleomag	age of hematite deposit			Yes	Hematite	25832	Cumbria, England, UK	Cumbria	Crowley et al. (2014)		JGS171_49
Kristen000271	272	272		K-Ar		illite	B1			1432	Brundholme Mine (Glenderaterra Mine; Blencathra Mine), Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK	Brundholme Mine	Ineson and Mitchell (1974)	10.1017/S0016756800041571	GM111_521
Kristen000272	284	284		K-Ar		illite	B2			1432	Brundholme Mine (Glenderaterra Mine; Blencathra Mine), Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK	Brundholme Mine	Ineson and Mitchell (1974)	10.1017/S0016756800041571	GM111_521
Kristen000273	332	332		K-Ar		illite	B3			1432	Brundholme Mine (Glenderaterra Mine; Blencathra Mine), Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK	Brundholme Mine	Ineson and Mitchell (1974)	10.1017/S0016756800041571	GM111_521
Kristen000274	340	340		K-Ar		illite	B4			1432	Brundholme Mine (Glenderaterra Mine; Blencathra Mine), Glenderaterra Valley, Threlkeld, Eden, Cumbria, England, UK	Brundholme Mine	Ineson and Mitchell (1974)	10.1017/S0016756800041571	GM111_521
Kristen000268	316	316		K-Ar		illite	TH1	Yes		4865	Threlkeld Mine, Threlkeld, Threlkeld, Eden, Cumbria, England, UK	Threlkeld Mine	Ineson and Mitchell (1974)	10.1017/S0016756800041571	GM111_521
Kristen000269	329	329		K-Ar		illite	TH2	Yes		4865	Threlkeld Mine, Threlkeld, Threlkeld, Eden, Cumbria, England, UK	Threlkeld Mine	Ineson and Mitchell (1974)	10.1017/S0016756800041571	GM111_521
Kristen000270	331	331		K-Ar		illite	TH3	Yes		4865	Threlkeld Mine, Threlkeld, Threlkeld, Eden, Cumbria, England, UK	Threlkeld Mine	Ineson and Mitchell (1974)	10.1017/S0016756800041571	GM111_521

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...