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:
Nefza Mining District, Tunisia

mindat Locality ID: 188853
mindat URL: http://www.mindat.org/loc-188853.html

Tectonic Settings:

Total number of sublocalities beneath "Nefza Mining District, Tunisia": 10
Total number of bottom-level sublocalities: 7

Number of Child Localities: 3
Child Localities:
Oued Maden (Oued El Madene)
Sejenane
Tamra

Latitude: 37°2'0"N
Longitude: 9°6'25"E
Decimal Degree (lat, lon): 37.033333333333,9.1069444444444

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.

Baryte	Calcite	Chalcopyrite	Clay	Corundum	Covellite	Diaspore	Fluorite	Kaolinite	Marcasite
None	Pyrite	Quartz	Rocksalt	Sphalerite	Zircon

Ankerite ()*	Baryte ()*	Calcite ()*	Celestine ()*	Chalcophanite ()*
Chalcopyrite ()*	Covellite ()*	Fluorite ()*	Galena ()*	Goethite ()*
Hematite ()*	Kaolinite ()*	Marcasite ()*	Pyrite ()*	Quartz ()*
Siderite ()*	Sphalerite ()*	Uraninite ()*	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 Ba C Ca Cu F Fe H Mn O Pb S Si Sr U Zn Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Baryte Calcite Chalcopyrite Clay Corundum Covellite Diaspore Fluorite Kaolinite Marcasite
None Pyrite Quartz Rocksalt Sphalerite Zircon

19 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	1	116255	3092
Baryte ()*	Baryte	Ba(SO₄)	2	116254,116255	11547
Calcite ()*	Calcite	Ca(CO₃)	1	116255	27770
Celestine ()*	Baryte	Sr(SO₄)	1	116255	1252
Chalcophanite ()*	None	ZnMn⁴⁺₃O₇·3H₂O	1	116256	197
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	116254	27198
Covellite ()*	Covellite	CuS	1	116254	4165
Fluorite ()*	Fluorite	CaF₂	2	116254,116255	9617
Galena ()*	Rocksalt	PbS	1	116255	24243
Goethite ()*	Diaspore	FeO(OH)	2	116254,116256	7437
Hematite ()*	Corundum	Fe₂O₃	2	116254,116256	14640
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	116256	5591
Marcasite ()*	Marcasite	FeS₂	1	116255	5674
Pyrite ()*	Pyrite	FeS₂	1	116255	39462
Quartz ()*	Quartz	SiO₂	2	116255,116256	61156
Siderite ()*	Calcite	Fe(CO₃)	1	116255	6417
Sphalerite ()*	Sphalerite	ZnS	1	116255	21482
Uraninite ()*	Fluorite	UO₂	1	116254	2718
Zircon ()*	Zircon	Zr(SiO₄)	1	116254	5251

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...