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:
Burdell Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK

Oldest recorded age at locality: 245
Youngest recorded age at locality: 235

mindat Locality ID: 1423
mindat URL: http://www.mindat.org/loc-1423.html

Tectonic Settings:

Total number of sublocalities beneath "Burdell Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK": 0
Total number of bottom-level sublocalities: 0

Latitude: 54°40'54"N
Longitude: 3°4'29"W
Decimal Degree (lat, lon): 54.681666666667,-3.0747222222222

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.

Alunite	Apatite	Baryte	Beraunite	Calcite	Carminite	Coronadite	Corundum	Diaspore	Dufrénite
Feldspar	Lepidocrocite	None	Pharmacosiderite	Quartz	Rutile	Scheelite	Tourmaline

Bariopharmacosiderite ()*	Baryte ()*	Beraunite ()*	Beudantite ()*	Carminite ()*
Cryptomelane ()*	Dufrénite ()*	Goethite ()*	Hematite ()*	Kintoreite ()*
Lepidocrocite ()*	Manganite ()*	Mimetite ()*	Orthoclase ()*	Pharmacosiderite ()*
Plumbogummite ()*	Pyrolusite ()*	Quartz ()*	Rhodochrosite ()*	Romanèchite ()*
Scheelite ()*	Schorl ()*	Scorodite ()*	Strengite ()*	Switzerite ()*

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 B Ba C Ca Cl Fe H K Mn Na O P Pb S Si W

Elements from minerals reported directly at this locality: Al As B Ba C Ca Cl Fe H K Mn Na O P Pb S Si W

Structural Groups for minerals in this locality:
Alunite Apatite Baryte Beraunite Calcite Carminite Coronadite Corundum Diaspore Dufrénite
Feldspar Lepidocrocite None Pharmacosiderite Quartz Rutile Scheelite Tourmaline

25 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Bariopharmacosiderite ()*	Pharmacosiderite	Ba_0.5Fe³⁺₄(AsO₄)₃(OH)₄·5H₂O	245	235	150
Baryte ()*	Baryte	Ba(SO₄)	245	235	11547
Beraunite ()*	Beraunite	Fe³⁺₆(PO₄)₄O(OH)₄·6H₂O	245	235	136
Beudantite ()*	Alunite	PbFe³⁺₃(AsO₄)(SO₄)(OH)₆	245	235	413
Carminite ()*	Carminite	PbFe³⁺₂(AsO₄)₂(OH)₂	245	235	178
Cryptomelane ()*	Coronadite	K(Mn⁴⁺₇Mn³⁺)O₁₆	245	235	599
Dufrénite ()*	Dufrénite	Ca_0.5Fe²⁺Fe³⁺₅(PO₄)₄(OH)₆·2H₂O	245	235	139
Goethite ()*	Diaspore	FeO(OH)	245	235	7437
Hematite ()*	Corundum	Fe₂O₃	245	235	14640
Kintoreite ()*	Alunite	PbFe³⁺₃(PO₄)(PO₃OH)(OH)₆	245	235	41
Lepidocrocite ()*	Lepidocrocite	Fe³⁺O(OH)	245	235	581
Manganite ()*	Rutile	Mn³⁺O(OH)	245	235	770
Mimetite ()*	Apatite	Pb₅(AsO₄)₃Cl	245	235	1107
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	245	235	2349
Pharmacosiderite ()*	Pharmacosiderite	KFe³⁺₄(AsO₄)₃(OH)₄·6-7H₂O	245	235	428
Plumbogummite ()*	Alunite	PbAl₃(PO₄)(PO₃OH)(OH)₆	245	235	170
Pyrolusite ()*	Rutile	MnO₂	245	235	3106
Quartz ()*	Quartz	SiO₂	245	235	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	245	235	1711
Romanèchite ()*	None	(Ba,H₂O)₂(Mn⁴⁺,Mn³⁺)₅O₁₀	245	235	312
Scheelite ()*	Scheelite	Ca(WO₄)	245	235	4894
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	245	235	2705
Scorodite ()*	None	Fe³⁺(AsO₄)·2H₂O	245	235	1153
Strengite ()*	None	Fe³⁺(PO₄)·2H₂O	245	235	263
Switzerite ()*	None	Mn²⁺₃(PO₄)₂·7H₂O	245	235	21

1 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	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

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...