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:
Ahaggar Mtn (Hoggar Mtn), Tamanghasset Province, Algeria

Oldest recorded age at locality: 2014
Youngest recorded age at locality: 500

mindat Locality ID: 123054
mindat URL: http://www.mindat.org/loc-123054.html

Tectonic Settings:

Total number of sublocalities beneath "Ahaggar Mtn (Hoggar Mtn), Tamanghasset Province, Algeria": 22
Total number of bottom-level sublocalities: 19

Number of Child Localities: 14
Child Localities:
Atakor Volcanic Massif
Filfila
Gour Oumelalen
Hanana
Hanna Deposit
In Ouzzal
Laouni
Oua-n-Rechla
Tan Chaffao Cu-Au Prospect
Tidjenouine
Timgaouine
Tin Zebane
Tin-Amzi Granite Dome
Tin-Amzi W-Sn Quartz Veins

Latitude: 22°20'34"N
Longitude: 4°50'35"E
Decimal Degree (lat, lon): 22.342777777778,4.8430555555556

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.

Allanite	Amphibole	Beryl	Calcite	Chenevixite	Clay	Columbite	Corundum	Crichtonite	Epidote
Feldspar	Fluorite	Garnet	Kaolinite	Mica	None	Not in a structural group	Olivine	Pseudobrookite	Pyroxene
Quartz	Rutile	Sapphirine	Scheelite	Spinel	Titanite	Topaz	Zircon	Zirconolite

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 As C Ca Ce Cr Cu F Fe H K La Li Mg Mn Na Nb O P Si Sn Ta Th Ti U W Y Zr

Elements from minerals reported directly at this locality: As Cu Fe H O

Structural Groups for minerals in this locality:
Allanite Amphibole Beryl Calcite Chenevixite Clay Columbite Corundum Crichtonite Epidote
Feldspar Fluorite Garnet Kaolinite Mica None Not in a structural group Olivine Pseudobrookite Pyroxene
Quartz Rutile Sapphirine Scheelite Spinel Titanite Topaz Zircon Zirconolite

54 IMA Minerals at location:

Aegirine ()*	Aegirine-augite ()*	Albite ()*	Allanite-(Ce) ()*	Almandine ()*
Anorthite ()*	Aspidolite ()*	Augite ()*	Cassiterite ()*	Chenevixite ()*
Chromite ()*	Cordierite ()*	Enstatite ()*	Fayalite ()*	Ferberite ()*
Fergusonite-(Ce) ()*	Ferrosilite ()*	Forsterite ()*	Gedrite ()*	Hastingsite ()*
Hedenbergite ()*	Hercynite ()*	Hübnerite ()*	Ilmenite ()*	Ixiolite ()*
Kaersutite ()*	Kaolinite ()*	Loveringite ()*	Magnetite ()*	Masutomilite ()*
Muscovite ()*	Orthoclase ()*	Pargasite ()*	Phlogopite ()*	Pseudobrookite ()*
Quartz ()*	Riebeckite ()*	Rutile ()*	Sanidine ()*	Sapphirine ()*
Scheelite ()*	Siderite ()*	Sillimanite ()*	Tantalite-(Mn) ()*	Thorite ()*
Titanite ()*	Topaz ()*	Uraninite ()*	Uranophane-α ()*	Varlamoffite ()*
Wodginite ()*	Xenotime-(Y) ()*	Zircon ()*	Zirconolite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆			1	1486	1022
Aegirine-augite ()*	Pyroxene	(Ca,Na)(Fe³⁺,Mg,Fe²⁺)Si₂O₆			2	1468,1469	286
Albite ()*	Feldspar	Na(AlSi₃O₈)	2014	1974	5	1470,1475,1480,1481,1487	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)			1	1486	706
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1907	1901	1	1471	2353
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)			1	1478	1036
Aspidolite ()*	Mica Clay	NaMg₃(Si₃Al)O₁₀(OH)₂			1	1478	11
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆			1	1484	2060
Cassiterite ()*	Rutile	SnO₂			4	1470,1481,1487,1488	5171
Chenevixite ()*	Chenevixite	CuFe³⁺(AsO₄)(OH)₂	2014	500	0		90
Chromite ()*	Spinel	Fe²⁺Cr₂O₄			1	1478	3902
Cordierite ()*	Beryl	Mg₂Al₄Si₅O₁₈	2014	1974	2	1475,1479	1008
Enstatite ()*	Pyroxene	Mg₂Si₂O₆			1	1478	944
Fayalite ()*	Olivine	Fe²⁺₂(SiO₄)	1907	1901	4	1468,1469,1471,1484	371
Ferberite ()*	Columbite	Fe²⁺(WO₄)			4	1470,1480,1487,1488	551
Fergusonite-(Ce) ()*	Scheelite	CeNbO₄·0.3H₂O			1	1486	16
Ferrosilite ()*	Pyroxene	Fe²⁺₂Si₂O₆	1907	1901	2	1471,1484	84
Forsterite ()*	Olivine	Mg₂(SiO₄)			1	1478	1188
Gedrite ()*	Amphibole	Mg₂(Mg₃Al₂)(Si₆Al₂)O₂₂(OH)₂			1	1484	178
Hastingsite ()*	Amphibole	NaCa₂(Fe²⁺₄Fe³⁺)(Si₆Al₂)O₂₂(OH)₂	1907	1901	1	1471	209
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆	1907	1901	1	1471	741
Hercynite ()*	Spinel	Fe²⁺Al₂O₄	2014	1974	2	1475,1478	407
Hübnerite ()*	Columbite	Mn²⁺(WO₄)	560	500	2	1481,1482	469
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃			1	1478	5433
Ixiolite ()*	Columbite	(Ta_2/3Mn²⁺_1/3)O₂			1	1487	148
Kaersutite ()*	Amphibole	NaCa₂(Mg₃AlTi⁴⁺)(Si₆Al₂)O₂₂O₂			1	1478	179
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄			2	1480,1481	5591
Loveringite ()*	Crichtonite	(Ca,Ce,La)(Zr,Fe)(Mg,Fe)₂(Ti,Fe,Cr,Al)₁₈O₃₈			1	1478	9
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1907	1901	3	1468,1469,1471	14899
Masutomilite ()*	Mica	KLiAlMn²⁺(Si₃Al)O₁₀(F,OH)₂	560	500	1	1482	12
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂			4	1480,1481,1487,1488	17380
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	2014	1974	2	1475,1487	2349
Pargasite ()*	Amphibole	NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂			1	1478	313
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	2014	1974	2	1475,1478	2273
Pseudobrookite ()*	Pseudobrookite	(Fe³⁺₂Ti)O₅			1	1478	164
Quartz ()*	Quartz	SiO₂	2014	500	12	1468,1469,1471,1472,1475,1477,1480,1481,1482,1484,1487,1488	61156
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂			2	1468,1469	375
Rutile ()*	Rutile	TiO₂	2014	1901	5	1470,1471,1475,1478,1487	5614
Sanidine ()*	Feldspar	K(AlSi₃O₈)			2	1468,1469	598
Sapphirine ()*	Sapphirine	Mg₄(Mg₃Al₉)O₄[Si₃Al₉O₃₆]	2014	1974	1	1475	129
Scheelite ()*	Scheelite	Ca(WO₄)			2	1477,1487	4894
Siderite ()*	Calcite	Fe(CO₃)			1	1487	6417
Sillimanite ()*	Not in a structural group	Al₂SiO₅	2014	1974	2	1475,1484	1516
Tantalite-(Mn) ()*	Columbite	Mn²⁺Ta₂O₆			1	1481	211
Thorite ()*	Zircon	Th(SiO₄)			1	1487	1006
Titanite ()*	Titanite	CaTi(SiO₄)O			1	1486	4899
Topaz ()*	Topaz	Al₂SiO₄F₂			7	1470,1472,1473,1480,1481,1487,1488	1476
Uraninite ()*	Fluorite	UO₂			1	1487	2718
Uranophane-α ()*	None	Ca(UO₂)₂(SiO₃OH)₂·5H₂O			1	1485	890
Varlamoffite ()*	Rutile	(Sn,Fe)(O,OH)₂	560	500	1	1482	56
Wodginite ()*	Columbite	Mn²⁺Sn⁴⁺Ta₂O₈			1	1470	78
Xenotime-(Y) ()*	Zircon	Y(PO₄)			1	1487	939
Zircon ()*	Zircon	Zr(SiO₄)			2	1486,1487	5251
Zirconolite ()*	Zirconolite	(Ca,Y)Zr(Ti,Mg,Al)₂O₇			1	1478	140

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Jen_0001074	MAGMATIC STYLE: Small, lensoid intrusions. ASSOCIATED SILICATE ROCKS: Syenites (fenite?).

3 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Source	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
Bradley_2012_085	1907	1901	1904±3	U/Pb		zircon	Zircon	66720	Gour Oumelalen, Ahaggar Mtn (Hoggar Mtn), Tamanghasset Province, Algeria	—	McCauley and Bradley (2014)	10.3749/canmin.52.2.183	CM52_183
Jen_0001074	2014	1974	1994±20	U-Pb		zircon	Zircon	259611	In Ouzzal, Ahaggar Mtn (Hoggar Mtn), Tamanghasset Province, Algeria	In'Ouzzal	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Alexandra-0277	560	500	530 ± 30		Age of pegmatite			67348	Oua-n-Rechla, Ahaggar Mtn (Hoggar Mtn), Tamanghasset Province, Algeria	Ouan-Rechla	Vail (1989)	10.1016/S0899-5362(89)80006-5	JAES8_19

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...