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:
Gruvdalen Mine (Skeppsdal), Österåker, Stockholm County, Sweden

Oldest recorded age at locality: 1797
Youngest recorded age at locality: 1793

mindat Locality ID: 12107
mindat URL: http://www.mindat.org/loc-12107.html

Tectonic Settings:

Total number of sublocalities beneath "Gruvdalen Mine (Skeppsdal), Österåker, Stockholm County, Sweden": 0
Total number of bottom-level sublocalities: 0

Latitude: 59°30'31"N
Longitude: 18°26'3"E
Decimal Degree (lat, lon): 59.508611111111,18.434166666667

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.

Beryl	Clay	Clinozoisite	Epidote	Feldspar	Fluorite	Mica	Milarite	None	Not in a structural group
Quartz	Scheelite	Topaz	Tourmaline	Zircon

Albite ()*	Bertrandite ()*	Beryl ()*	Chalcocite ()*	Clinozoisite ()*
Fluorite ()*	Margarite ()*	Microcline ()*	Milarite ()*	Muscovite ()*
Quartz ()*	Scheelite ()*	Schorl ()*	Topaz ()*	Zircon ()*

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 B Be Ca Cu F Fe H K Na O S Si W Zr

Elements from minerals reported directly at this locality: Al B Be Ca Cu F Fe H K Na O S Si W Zr

Structural Groups for minerals in this locality:
Beryl Clay Clinozoisite Epidote Feldspar Fluorite Mica Milarite None Not in a structural group
Quartz Scheelite Topaz Tourmaline Zircon

15 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1797	1793	8803
Bertrandite ()*	Not in a structural group	Be₄Si₂O₇(OH)₂	1797	1793	606
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	1797	1793	4286
Chalcocite ()*	None	Cu₂S	1797	1793	5707
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1797	1793	1025
Fluorite ()*	Fluorite	CaF₂	1797	1793	9617
Margarite ()*	Mica Clay	CaAl₂Si₂Al₂O₁₀(OH)₂	1797	1793	168
Microcline ()*	Feldspar	K(AlSi₃O₈)	1797	1793	4924
Milarite ()*	Milarite	KCa₂(Be₂AlSi₁₂)O₃₀·H₂O	1797	1793	156
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1797	1793	17380
Quartz ()*	Quartz	SiO₂	1797	1793	61156
Scheelite ()*	Scheelite	Ca(WO₄)	1797	1793	4894
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	1797	1793	2705
Topaz ()*	Topaz	Al₂SiO₄F₂	1797	1793	1476
Zircon ()*	Zircon	Zr(SiO₄)	1797	1793	5251

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
	Bradley_2012_112	1797	1793	1795±2	U/Pb			columbite, tantalite							12107	Gruvdalen Mine (Skeppsdal), Österåker, Stockholm County, Sweden	Gruvdalen	McCauley and Bradley (2014)	10.3749/canmin.52.2.183	CM52_183

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...