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:
Midtidalen, Røyrvik, Trøndelag, Norway

Oldest recorded age at locality: 485
Youngest recorded age at locality: 444

mindat Locality ID: 286170
mindat URL: http://www.mindat.org/loc-286170.html

Tectonic Settings:

Total number of sublocalities beneath "Midtidalen, Røyrvik, Trøndelag, Norway": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Joma Mines

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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.

Amphibole	Calcite	Chalcopyrite	Copper	Feldspar	Nickeline	None	Pyrite	Quartz	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: Al C Ca Cu Fe H Mg Na O S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Calcite Chalcopyrite Copper Feldspar Nickeline None Pyrite Quartz Sphalerite

9 IMA Minerals at location:

Actinolite ()*	Albite ()*	Calcite ()*	Chalcopyrite ()*	Copper ()*
Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Sphalerite ()*

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
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	485	444	1	94452	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	485	444	1	94452	8803
Calcite ()*	Calcite	Ca(CO₃)	485	444	1	94452	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	485	444	1	94452	27198
Copper ()*	Copper	Cu	485	444	1	94452	3846
Pyrite ()*	Pyrite	FeS₂	485	444	1	94452	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	485	444	1	94452	9056
Quartz ()*	Quartz	SiO₂	485	444	1	94452	61156
Sphalerite ()*	Sphalerite	ZnS	485	444	1	94452	21482

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
	vms-00675	485	444	Ordovician											33954	Joma Mines, Midtidalen, Røyrvik, Trøndelag, Norway	Joma	Moiser et al. (2009)		USGSOFR2009-1034

All locality data graciously provided by mindat.org

All age data...