Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Entjärnenfältet Mines, Söderhamn, Gävleborg County, Swedeni
Regional Level Types
Entjärnenfältet MinesGroup of Mines
SöderhamnMunicipality
Gävleborg CountyCounty
SwedenCountry

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Type:
Group of Mines
Mindat Locality ID:
216302
Long-form identifier:
mindat:1:2:216302:7
GUID (UUID V4):
0
Name(s) in local language(s):
Entjärnenfältets gruvor


Discovered middle of the ~1830-ies, seven rather shallow mines of no importance. Named Entjärnen 1- 7.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


2 valid minerals.

Detailed Mineral List:

ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
References:
SGU rapp130 (2009)
ⓘ 'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
References:
SGU rapp130 (2009)
ⓘ Pyrite
Formula: FeS2
References:
SGU rapp130 (2009)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
Unclassified
ⓘ'Hornblende Root Name Group'-◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
ⓘ'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
Hⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
OOxygen
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Oⓘ Garnet GroupX3Z2(SiO4)3
FFluorine
Fⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
AlAluminium
Alⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
SiSilicon
Siⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Siⓘ Garnet GroupX3Z2(SiO4)3
SSulfur
Sⓘ PyriteFeS2
ClChlorine
Clⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
CaCalcium
Caⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
FeIron
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2

Fossils

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Other Regions, Features and Areas that Intersect

Baltic Shield (Fennoscandian Shield)Shield
Eurasian Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Wik, Nils-Gunnar, Albrecht, Lena, Bergman, Stefan, Kübler, Lutz, Sundberg, Arne (2009) Malmer, industriella mineral och bergarter i Gävleborgs län [Ores, industrial minerals and rocks in Gävleborg County]. Sveriges Geologiska Undersökning. Rapporter och Meddelanden 130 310 pp.
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