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:
Lüderitz, Karas Region, Namibia

Oldest recorded age at locality: 50.6
Youngest recorded age at locality: 46

mindat Locality ID: 31306
mindat URL: http://www.mindat.org/loc-31306.html

Tectonic Settings:

Total number of sublocalities beneath "Lüderitz, Karas Region, Namibia": 10
Total number of bottom-level sublocalities: 10

Number of Child Localities: 10
Child Localities:
Bogenfels Mine
Bogenfels Turquoise Mine
Dicker Willem (Dicker Wilhelm; Garubberg)
Elizabeth Bay Mine
Ichaboe Island
Klinghardt Group
Pomona Complex
Roter Kamm Crater
Sand Dunes Of Lüderitz
Southern Coastal Mines (MA1; Mining Area 1)

Latitude: 27°2'41"S
Longitude: 15°29'18"E
Decimal Degree (lat, lon): -27.044722222222,15.488333333333

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.

Amorphous	Amphibole	Baddeleyite	Calcite	Cancrinite	Cancrinite-sodalite	Diamond	Eudialyte	Feldspar	Garnet
Mica	Natrolite	None	Not in a structural group	Pyroxene	Quartz	Sapphirine	Sodalite	Spinel	Struvite
Titanite	Tridymite	Turquoise	Wollastonite	Zircon

Aegirine ()*	Aenigmatite ()*	Albite ()*	Andradite ()*	Arfvedsonite ()*
Augite ()*	Baddeleyite ()*	Calcite ()*	Cancrinite ()*	Diamond ()*
Eudialyte ()*	Kyanite ()*	Lechatelierite ()*	Magnesio-hornblende ()*	Magnetite ()*
Natrolite ()*	Nepheline ()*	Quartz ()*	Sanidine ()*	Sodalite ()*
Stercorite ()*	Struvite ()*	Tainiolite ()*	Titanite ()*	Turquoise ()*
Wollastonite ()*	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 C Ca Cl Cu F Fe H K Li Mg N Na O P S Si Ti Zr

Elements from minerals reported directly at this locality: O Zr

Structural Groups for minerals in this locality:
Amorphous Amphibole Baddeleyite Calcite Cancrinite Cancrinite-sodalite Diamond Eudialyte Feldspar Garnet
Mica Natrolite None Not in a structural group Pyroxene Quartz Sapphirine Sodalite Spinel Struvite
Titanite Tridymite Turquoise Wollastonite Zircon

27 IMA Minerals at location:

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	50.6	46	2	86739,86742	1022
Aenigmatite ()*	Sapphirine	Na₄[Fe²⁺₁₀Ti₂]O₄[Si₁₂O₃₆]			1	86742	133
Albite ()*	Feldspar	Na(AlSi₃O₈)			1	86742	8803
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	50.6	46	1	86739	1534
Arfvedsonite ()*	Amphibole	NaNa₂(Fe²⁺₄Fe³⁺)Si₈O₂₂(OH)₂			1	86742	295
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	50.6	46	1	86739	2060
Baddeleyite ()*	Baddeleyite	ZrO₂	50.6	46	0		238
Calcite ()*	Calcite	Ca(CO₃)	50.6	46	1	86739	27770
Cancrinite ()*	Cancrinite	(Na,Ca, )₈(Al₆Si₆)O₂₄(CO₃,SO₄)₂·2H₂O	50.6	46	1	86739	232
Diamond ()*	Diamond	C			3	86737,86740,86746	697
Eudialyte ()*	Eudialyte	Na₁₅Ca₆Fe₃Zr₃Si(Si₂₅O₇₃)(O,OH,H₂O)₃(Cl,OH)₂			1	86742	182
Kyanite ()*	Not in a structural group	Al₂OSiO₄			1	86743	1507
Lechatelierite ()*	Amorphous	SiO₂			1	86744	62
Magnesio-hornblende ()*	Amphibole	Ca₂(Mg₄Al)(Si₇Al)O₂₂(OH)₂			1	86745	238
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	50.6	46	3	86739,86742,86744	14899
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O			1	86742	1236
Nepheline ()*	Tridymite	Na₃K(Al₄Si₄O₁₆)	50.6	46	2	86739,86742	884
Quartz ()*	Quartz	SiO₂			1	86744	61156
Sanidine ()*	Feldspar	K(AlSi₃O₈)			1	86742	598
Sodalite ()*	Cancrinite-sodalite Sodalite	Na₄(Si₃Al₃)O₁₂Cl			1	86742	444
Stercorite ()*	None	(NH₄)Na(PO₃OH)·4H₂O			1	86741	6
Struvite ()*	Struvite	(NH₄)Mg(PO₄)·6H₂O			1	86741	30
Tainiolite ()*	Mica	KLiMg₂Si₄O₁₀F₂	50.6	46	1	86739	40
Titanite ()*	Titanite	CaTi(SiO₄)O	50.6	46	2	86739,86742	4899
Turquoise ()*	Turquoise	CuAl₆(PO₄)₄(OH)₈·4H₂O			1	86738	484
Wollastonite ()*	Wollastonite	CaSiO₃	50.6	46	1	86739	1247
Zircon ()*	Zircon	Zr(SiO₄)	50.6	46	1	86739	5251

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Jen_0000656	MAGMATIC STYLE: 3 km diameter circular complex of major intrusions, cone sheets, dykes and breccia pipes. ASSOCIATED SILICATE ROCKS: Ijolite xenoliths in carbonatite, trachyte dykes and fenite.
Jen_0000657	MAGMATIC STYLE: 3 km diameter circular complex of major intrusions, cone sheets, dykes and breccia pipes. ASSOCIATED SILICATE ROCKS: Ijolite xenoliths in carbonatite, trachyte dykes and fenite.
Jen_0000658	MAGMATIC STYLE: 3 km diameter circular complex of major intrusions, cone sheets, dykes and breccia pipes. ASSOCIATED SILICATE ROCKS: Ijolite xenoliths in carbonatite, trachyte dykes and fenite.

3 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
Jen_0000656	48.9	48.9	48.9	K-Ar	biotite	56495	Dicker Willem (Dicker Wilhelm; Garubberg), Lüderitz, Karas Region, Namibia	Dicker Willem	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000657	50	46	48±2	K-Ar	biotite	56495	Dicker Willem (Dicker Wilhelm; Garubberg), Lüderitz, Karas Region, Namibia	Dicker Willem	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000658	50.6	49	49.8±0.8	Rb-Sr	biotite	56495	Dicker Willem (Dicker Wilhelm; Garubberg), Lüderitz, Karas Region, Namibia	Dicker Willem	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...