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:
Annaba Province, Algeria

mindat Locality ID: 131079
mindat URL: http://www.mindat.org/loc-131079.html

Tectonic Settings:

Total number of sublocalities beneath "Annaba Province, Algeria": 3
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Cap De Fer
Herbillon-Bone

Latitude: 37°2'46"N
Longitude: 7°18'4"E
Decimal Degree (lat, lon): 37.046111111111,7.3011111111111

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.

Corundum	Feldspar	Garnet	Mica	Nickeline	None	Pyroxene	Spinel

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 Ca F Fe H K Mg Mn Na O S Si Ti

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Corundum Feldspar Garnet Mica Nickeline None Pyroxene Spinel

8 IMA Minerals at location:

Albite ()*	Almandine ()*	Anorthite ()*	Enstatite ()*	Hercynite ()*
Ilmenite ()*	Montdorite ()*	Pyrrhotite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	1343	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	1343	2353
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)	1	1343	1036
Enstatite ()*	Pyroxene	Mg₂Si₂O₆	1	1343	944
Hercynite ()*	Spinel	Fe²⁺Al₂O₄	1	1343	407
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	1	1343	5433
Montdorite ()*	Mica	KFe²⁺_1.5Mn²⁺_0.5Mg_0.5Si₄O₁₀(F,OH)₂	1	1343	3
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	1343	9056

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...