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:
Juuka, North Karelia, Finland

mindat Locality ID: 233386
mindat URL: http://www.mindat.org/loc-233386.html

Tectonic Settings:

Total number of sublocalities beneath "Juuka, North Karelia, Finland": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Nunnanlahti
Panjavaara

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	Aragonite	Baryte	Calcite	Chalcopyrite	Chlorite	Clay	Clinozoisite	Corundum	Epidote
Feldspar	Marcasite	Nickeline	None	Pentlandite	Pyrite	Quartz	Rocksalt	Spinel	Talc

Actinolite ()*	Baryte ()*	Calcite ()*	Chalcopyrite ()*	Chromite ()*
Clinochlore ()*	Epidote ()*	Galena ()*	Hematite ()*	Magnesite ()*
Magnetite ()*	Marcasite ()*	Microcline ()*	Pentlandite ()*	Pyrite ()*
Pyrrhotite ()*	Quartz ()*	Riebeckite ()*	Strontianite ()*	Talc ()*

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 Cr Cu Fe H K Mg Na Ni O Pb S Si Sr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Aragonite Baryte Calcite Chalcopyrite Chlorite Clay Clinozoisite Corundum Epidote
Feldspar Marcasite Nickeline None Pentlandite Pyrite Quartz Rocksalt Spinel Talc

20 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# 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	1	49854	3419
Baryte ()*	Baryte	Ba(SO₄)	1	49855	11547
Calcite ()*	Calcite	Ca(CO₃)	1	49855	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	49855	27198
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1	49854	3902
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	1	49854	1756
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	49854	8173
Galena ()*	Rocksalt	PbS	1	49855	24243
Hematite ()*	Corundum	Fe₂O₃	1	49855	14640
Magnesite ()*	Calcite	Mg(CO₃)	1	49854	1487
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	49854	14899
Marcasite ()*	Marcasite	FeS₂	1	49855	5674
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	49855	4924
Pentlandite ()*	Pentlandite	(Ni,Fe)₉S₈	1	49854	1512
Pyrite ()*	Pyrite	FeS₂	2	49854,49855	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	49854	9056
Quartz ()*	Quartz	SiO₂	2	49854,49855	61156
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂	1	49855	375
Strontianite ()*	Aragonite	Sr(CO₃)	1	49855	589
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	49854	3337

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...