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:
Brefeld, Tarthun, Egeln, Stassfurt Potash Deposit, Saxony-Anhalt, Germany

mindat Locality ID: 10463
mindat URL: http://www.mindat.org/loc-10463.html

Tectonic Settings:

Total number of sublocalities beneath "Brefeld, Tarthun, Egeln, Stassfurt Potash Deposit, Saxony-Anhalt, Germany": 0
Total number of bottom-level sublocalities: 0

Latitude: 51°55'13"N
Longitude: 11°28'59"E
Decimal Degree (lat, lon): 51.920277777778,11.483055555556

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.

Blödite	Boracite	Carnallite	Chalcanthite	Clay	Corundum	Epsomite	Gypsum	Hexahydrite	Kieserite
Nickeline	None	Not in a structural group	Picromerite	Pyrite	Rocksalt	Serpentine	Sulphur	Syngenite

Amesite ()*	Anhydrite ()*	Bischofite ()*	Blödite ()*	Boracite ()*
Carnallite ()*	Epsomite ()*	Gypsum ()*	Halite ()*	Hematite ()*
Hexahydrite ()*	Hydroboracite ()*	Kainite ()*	Kieserite ()*	Leonite ()*
Pentahydrite ()*	Picromerite ()*	Polyhalite ()*	Pyrite ()*	Pyrrhotite ()*
Sulphur ()*	Sylvite ()*	Syngenite ()*	Szaibélyite ()*	Tachyhydrite ()*

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 Ca Cl Fe H K Mg Na O S Si

Elements from minerals reported directly at this locality: Al B Ca Cl Fe H K Mg Na O S Si

Structural Groups for minerals in this locality:
Blödite Boracite Carnallite Chalcanthite Clay Corundum Epsomite Gypsum Hexahydrite Kieserite
Nickeline None Not in a structural group Picromerite Pyrite Rocksalt Serpentine Sulphur Syngenite

25 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Amesite ()*	Clay Serpentine	Mg₂Al(AlSiO₅)(OH)₄	74
Anhydrite ()*	Not in a structural group	Ca(SO₄)	1588
Bischofite ()*	None	MgCl₂·6H₂O	42
Blödite ()*	Blödite	Na₂Mg(SO₄)₂·4H₂O	130
Boracite ()*	Boracite	Mg₃B₇O₁₃Cl	57
Carnallite ()*	Carnallite	KMgCl₃·6H₂O	132
Epsomite ()*	Epsomite	Mg(SO₄)·7H₂O	484
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	6890
Halite ()*	Rocksalt	NaCl	1398
Hematite ()*	Corundum	Fe₂O₃	14640
Hexahydrite ()*	Hexahydrite	Mg(SO₄)·6H₂O	251
Hydroboracite ()*	None	CaMg[B₃O₄(OH)₃]₂·3H₂O	42
Kainite ()*	None	KMg(SO₄)Cl·2.75H₂O	50
Kieserite ()*	Kieserite	Mg(SO₄)·H₂O	80
Leonite ()*	None	K₂Mg(SO₄)₂·4H₂O	24
Pentahydrite ()*	Chalcanthite	Mg(SO₄)·5H₂O	32
Picromerite ()*	Picromerite	K₂Mg(SO₄)₂·6H₂O	44
Polyhalite ()*	None	K₂Ca₂Mg(SO₄)₄·2H₂O	102
Pyrite ()*	Pyrite	FeS₂	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	9056
Sulphur ()*	Sulphur	S	2045
Sylvite ()*	Rocksalt	KCl	275
Syngenite ()*	Syngenite	K₂Ca(SO₄)₂·H₂O	44
Szaibélyite ()*	None	MgBO₂(OH)	87
Tachyhydrite ()*	None	CaMg₂Cl₆·12H₂O	16

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...