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:
Mormorsgruvan, Tunaberg Cu-Co Ore Field, Tunaberg, Nyköping, Södermanland County, Sweden

Oldest recorded age at locality: 1900
Youngest recorded age at locality: 1800

mindat Locality ID: 258062
mindat URL: http://www.mindat.org/loc-258062.html

Tectonic Settings: Continental Extension

Total number of sublocalities beneath "Mormorsgruvan, Tunaberg Cu-Co Ore Field, Tunaberg, Nyköping, Södermanland County, Sweden": 0
Total number of bottom-level sublocalities: 0

Latitude: 58°38'20"N
Longitude: 16°50'2"E
Decimal Degree (lat, lon): 58.638888888889,16.833888888889

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.

Chalcopyrite	Cobaltite	Nickeline	None	Pyroxene	Quartz

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: As Ca Co Cu Fe O S Si

Elements from minerals reported directly at this locality: As Ca Co Cu Fe O S Si

Structural Groups for minerals in this locality:
Chalcopyrite Cobaltite Nickeline None Pyroxene Quartz

5 IMA Minerals at location:

Chalcopyrite ()*	Cobaltite ()*	Hedenbergite ()*	Pyrrhotite ()*	Quartz ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1900	1800	27198
Cobaltite ()*	Cobaltite	CoAsS	1900	1800	966
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆	1900	1800	741
Pyrrhotite ()*	Nickeline	Fe₇S₈	1900	1800	9056
Quartz ()*	Quartz	SiO₂	1900	1800	61156

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Giersdorf_00000001	Felsic Metatuffite Formation in the upper part of an Early Proterozoic Volcanosedimentary Sequence metamorphosed to the upper amphibolite facies.
Giersdorf_00000002	Felsic Metatuffite Formation in the upper part of an Early Proterozoic Volcanosedimentary Sequence metamorphosed to the upper amphibolite facies. (Mineralization occurs in a metatuffite formation in the upper part of an Early Proterozoic (1.9-1.8 Ga) volcano-sedimentary sequence metamorphosed to the upper amphibolite facies)

4 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Age Interpret	Sample Source	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
GFF120_315-00001	1878	1864	1871±7		zircon	Yes	Zircon		5796	Tunaberg Cu-Co Ore Field, Tunaberg, Nyköping, Södermanland County, Sweden	Tunaberg	Lundström et al. (1998)	10.1080/11035899809453225	GFF120_315
GFF120_315-00002	1845	1827	1836±9		zircon	Yes	Zircon		5796	Tunaberg Cu-Co Ore Field, Tunaberg, Nyköping, Södermanland County, Sweden	Tunaberg	Lundström et al. (1998)	10.1080/11035899809453225	GFF120_315
Giersdorf_00000001	1830	1880	1830-1880	Volcanosedimentary formation age		Yes		Oenite	5796	Tunaberg Cu-Co Ore Field, Tunaberg, Nyköping, Södermanland County, Sweden	Tunaberg Cu-Co Sulfide Skarn	Dobbe and Zakrewski (1998)		CM36_855	Felsic Metatuffite Formation in the upper portion of a Early Proterozoic volcanosedimantary metamorphic sequence
Giersdorf_00000002	1900	1800	1800-1900	Volcanosedimentary formation age		Yes		Kieftite	5796	Tunaberg Cu-Co Ore Field, Tunaberg, Nyköping, Södermanland County, Sweden	Tunaberg Cu-Co Sulfide Skarn	Dobbe et al. (1994)		CM32_179	Felsic Metatuffite Formation in the upper portion of a Early Proterozoic volcanosedimantary metamorphic sequence (Mineralization occurs in a metatuffite formation in the upper part of an Early Proterozoic (1.9-1.8 Ga) volcano-sedimentary sequence metamorphosed to the upper amphibolite facies)

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...