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:
Korsnäs Lead Mine, Korsnäs, Ostrobothnia, Finland

Oldest recorded age at locality: 541
Youngest recorded age at locality: 541

mindat Locality ID: 11329
mindat URL: http://www.mindat.org/loc-11329.html

Tectonic Settings:

Total number of sublocalities beneath "Korsnäs Lead Mine, Korsnäs, Ostrobothnia, Finland": 0
Total number of bottom-level sublocalities: 0

Latitude: 62°48'52"N
Longitude: 21°14'21"E
Decimal Degree (lat, lon): 62.814444444444,21.239166666667

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.

Amorphous	Amphibole	Apophyllite	Calcite	Harmotome	None	Not in a structural group	Pyrite	Pyroxene

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 Ba C Ca F Fe H K Mg O S Si Zn

Elements from minerals reported directly at this locality: Al Ba C Ca F Fe H K Mg O S Si Zn

Structural Groups for minerals in this locality:
Amorphous Amphibole Apophyllite Calcite Harmotome None Not in a structural group Pyrite Pyroxene

8 IMA Minerals at location:

Calcite ()*	Diopside ()*	Fluorapophyllite-(K) ()*	Harmotome ()*	Hemimorphite ()*
Opal ()*	Pyrite ()*	Tremolite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Calcite ()*	Calcite	Ca(CO₃)	541	541	27770
Diopside ()*	Pyroxene	CaMgSi₂O₆	541	541	4135
Fluorapophyllite-(K) ()*	Apophyllite	KCa₄Si₈O₂₀F·8H₂O	541	541	303
Harmotome ()*	Harmotome	Ba₂(Si₁₂Al₄)O₃₂·12H₂O	541	541	290
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O	541	541	1689
Opal ()*	Amorphous	SiO₂·nH₂O	541	541	2994
Pyrite ()*	Pyrite	FeS₂	541	541	39462
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	541	541	2562

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
	ree-00349	541	541	Precambrian			low								11329	Korsnäs Lead Mine, Korsnäs, Ostrobothnia, Finland	Korsnas Mine	Orris and Grauch (2002)		USGSOFR02_189

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...