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:
Laajasalo, Helsinki, Uusimaa, Finland

mindat Locality ID: 243522
mindat URL: http://www.mindat.org/loc-243522.html

Tectonic Settings:

Total number of sublocalities beneath "Laajasalo, Helsinki, Uusimaa, Finland": 3
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Kaitalahti
Kruunuvuorenranta

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.

Amorphous	Calcite	Clay	Clinozoisite	Copper	Epidote	Fluorite	Kaolinite	Malachite	Marcasite
Melanterite	None	Rocksalt	Sphalerite	Spinel	Tridymite

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 F Fe H O Pb S Si Zn

Elements from minerals reported directly at this locality: H O

Structural Groups for minerals in this locality:
Amorphous Calcite Clay Clinozoisite Copper Epidote Fluorite Kaolinite Malachite Marcasite
Melanterite None Rocksalt Sphalerite Spinel Tridymite

13 IMA Minerals at location:

Chalcocite ()*	Copper ()*	Epidote ()*	Fluorite ()*	Galena ()*
Hisingerite ()*	Ice ()*	Magnetite ()*	Malachite ()*	Marcasite ()*
Melanterite ()*	Siderite ()*	Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Chalcocite ()*	None	Cu₂S	1	50246	5707
Copper ()*	Copper	Cu	1	50246	3846
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	50246	8173
Fluorite ()*	Fluorite	CaF₂	1	50246	9617
Galena ()*	Rocksalt	PbS	2	50244,50245	24243
Hisingerite ()*	Kaolinite Clay	Fe₂Si₂O₅(OH)₄·2H₂O	1	50245	144
Ice ()*	Amorphous Tridymite	H₂O	0		59
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	50246	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	50246	12537
Marcasite ()*	Marcasite	FeS₂	1	50245	5674
Melanterite ()*	Melanterite	Fe(SO₄)·7H₂O	1	50245	915
Siderite ()*	Calcite	Fe(CO₃)	1	50245	6417
Sphalerite ()*	Sphalerite	ZnS	1	50245	21482

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...