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:
Omaruru, Erongo Region, Namibia

Oldest recorded age at locality: 503
Youngest recorded age at locality: 481

mindat Locality ID: 31070
mindat URL: http://www.mindat.org/loc-31070.html

Tectonic Settings:

Total number of sublocalities beneath "Omaruru, Erongo Region, Namibia": 27
Total number of bottom-level sublocalities: 23

Number of Child Localities: 23
Child Localities:
Anibib Farm 136
Bergsig Farm 167 (Hohenstein)
Eausiro
Epako Farm 38
Giftkuppe
Kanona-Erongo Workings
Kawab Farm 117
Kohero Farm 113
Kohero Farm 116
Krantzberg Mine
Okarundu North West Farm 118
Okarundu Sud Farm 138
Omapyo Mine (Chandler Mine)
Omapyu II Farm 76
Omapyu Süd Farm 77
Omaruru Project
Otjima
Otjompaue
Otjua Tungsten Prospect
Roidina Tungsten Prospect
Schönfeld Tungsten Prospect
Tjirundo Tungsten Prospect
Tjirundu Farm 91

Latitude: 21°22'58"S
Longitude: 15°49'27"E
Decimal Degree (lat, lon): -21.382777777778,15.824166666667

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.

Alunite	Amorphous	Amphibole	Apatite	Arsenic	Arsenopyrite	Axinite	Beryl	Calcite	Chalcopyrite
Chlorite	Clay	Clinozoisite	Columbite	Copper	Corundum	Covellite	Danburite	Diaspore	Epidote
Feldspar	Fluorite	Gadolinite	Garnet	Kaolinite	Malachite	Marcasite	Mica	Molybdenite	Monazite
Nickeline	None	Not in a structural group	Pyrite	Pyroxene	Quartz	Rutile	Scapolite	Scheelite	Spinel
Stibnite	Titanite	Topaz	Tourmaline	Triplite	Tungstite	Vesuvianite	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 As Au B Be Bi C Ca Ce Cu F Fe H K Li Mg Mn Mo Na O P S Si Sn Sr Ti U W Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Alunite Amorphous Amphibole Apatite Arsenic Arsenopyrite Axinite Beryl Calcite Chalcopyrite
Chlorite Clay Clinozoisite Columbite Copper Corundum Covellite Danburite Diaspore Epidote
Feldspar Fluorite Gadolinite Garnet Kaolinite Malachite Marcasite Mica Molybdenite Monazite
Nickeline None Not in a structural group Pyrite Pyroxene Quartz Rutile Scapolite Scheelite Spinel
Stibnite Titanite Topaz Tourmaline Triplite Tungstite Vesuvianite Wollastonite Zircon

66 IMA Minerals at location:

Albite ()*	Amblygonite ()*	Anatase ()*	Andradite ()*	Arsenopyrite ()*
Axinite-(Fe) ()*	Azurite ()*	Beryl ()*	Bismite ()*	Bismuth ()*
Bismuthinite ()*	Calcite ()*	Cassiterite ()*	Chalcopyrite ()*	Chamosite ()*
Clinozoisite ()*	Corundum ()*	Covellite ()*	Danburite ()*	Datolite ()*
Diopside ()*	Dravite ()*	Elbaite ()*	Epidote ()*	Ferberite ()*
Fluorapatite ()*	Fluorite ()*	Goethite ()*	Gold ()*	Goyazite ()*
Graphite ()*	Grossular ()*	Hedenbergite ()*	Hematite ()*	Kahlerite ()*
Kaolinite ()*	Magnetite ()*	Malachite ()*	Marcasite ()*	Meionite ()*
Metakahlerite ()*	Microcline ()*	Molybdenite ()*	Monazite-(Ce) ()*	Muscovite ()*
Opal ()*	Orthoclase ()*	Powellite ()*	Pyrite ()*	Pyrrhotite ()*
Quartz ()*	Rossmanite ()*	Russellite ()*	Rutile ()*	Scheelite ()*
Schorl ()*	Scorodite ()*	Siderite ()*	Titanite ()*	Topaz ()*
Tremolite ()*	Triplite ()*	Tungstite ()*	Vesuvianite ()*	Wollastonite ()*
Zircon ()*

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
Albite ()*	Feldspar	Na(AlSi₃O₈)			4	86607,86613,86620,86624	8803
Amblygonite ()*	None	LiAl(PO₄)F			1	86620	244
Anatase ()*	Not in a structural group	TiO₂			1	86607	2162
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃			1	86615	1534
Arsenopyrite ()*	Arsenopyrite	FeAsS			1	86613	9052
Axinite-(Fe) ()*	Axinite	Ca₄Fe²⁺₂Al₄[B₂Si₈O₃₀](OH)₂			1	86613	260
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂			1	86613	5509
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈			3	86604,86609,86613	4286
Bismite ()*	None	Bi₂O₃			1	86613	214
Bismuth ()*	Arsenic	Bi			2	86613,86614	1966
Bismuthinite ()*	Stibnite	Bi₂S₃			1	86613	1935
Calcite ()*	Calcite	Ca(CO₃)			2	86613,86624	27770
Cassiterite ()*	Rutile	SnO₂	503	481	6	86603,86608,86611,86613,86619,86620	5171
Chalcopyrite ()*	Chalcopyrite	CuFeS₂			3	86607,86613,86624	27198
Chamosite ()*	Chlorite Clay	(Fe²⁺,Mg,Al,Fe³⁺)₆(Si,Al)₄O₁₀(OH,O)₈			1	86624	577
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)			1	86624	1025
Corundum ()*	Corundum	Al₂O₃			1	86606	1797
Covellite ()*	Covellite	CuS			1	86613	4165
Danburite ()*	Danburite	CaB₂Si₂O₈			1	86613	148
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)			1	86613	498
Diopside ()*	Pyroxene	CaMgSi₂O₆			1	86624	4135
Dravite ()*	Tourmaline	NaMg₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)			1	86613	648
Elbaite ()*	Tourmaline	Na(Al_1.5Li_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	503	481	7	86605,86609,86610,86617,86618,86619,86620	520
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)			1	86624	8173
Ferberite ()*	Columbite	Fe²⁺(WO₄)			1	86613	551
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F			2	86613,86624	2740
Fluorite ()*	Fluorite	CaF₂			3	86604,86613,86624	9617
Goethite ()*	Diaspore	FeO(OH)			1	86613	7437
Gold ()*	Copper	Au			4	86606,86613,86621,86628	30554
Goyazite ()*	Alunite	SrAl₃(PO₄)(PO₃OH)(OH)₆			1	86613	173
Graphite ()*	None	C			1	86623	2812
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃			2	86624,86628	1544
Hedenbergite ()*	Pyroxene	CaFe²⁺Si₂O₆			2	86624,86626	741
Hematite ()*	Corundum	Fe₂O₃			1	86613	14640
Kahlerite ()*	None	Fe²⁺(UO₂)₂(AsO₄)₂·12H₂O			1	86613	12
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄			1	86620	5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄			1	86613	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂			1	86613	12537
Marcasite ()*	Marcasite	FeS₂			1	86607	5674
Meionite ()*	Scapolite	Ca₄Al₆Si₆O₂₄(CO₃)			1	86624	176
Metakahlerite ()*	None	Fe²⁺(UO₂)₂(AsO₄)₂·8H₂O			1	86613	18
Microcline ()*	Feldspar	K(AlSi₃O₈)			1	86607	4924
Molybdenite ()*	Molybdenite	MoS₂			1	86613	5800
Monazite-(Ce) ()*	Monazite	Ce(PO₄)			1	86604	945
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂			4	86604,86607,86613,86620	17380
Opal ()*	Amorphous	SiO₂·nH₂O			1	86613	2994
Orthoclase ()*	Feldspar	K(AlSi₃O₈)			1	86613	2349
Powellite ()*	Scheelite	Ca(MoO₄)			1	86613	494
Pyrite ()*	Pyrite	FeS₂			3	86607,86613,86624	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈			3	86607,86613,86624	9056
Quartz ()*	Quartz	SiO₂			4	86604,86607,86613,86620	61156
Rossmanite ()*	Tourmaline	(Al₂Li)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)			1	86616	37
Russellite ()*	None	Bi₂WO₆			1	86613	40
Rutile ()*	Rutile	TiO₂			2	86607,86613	5614
Scheelite ()*	Scheelite	Ca(WO₄)			3	86613,86622,86624	4894
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)			5	86604,86607,86608,86613,86620	2705
Scorodite ()*	None	Fe³⁺(AsO₄)·2H₂O			1	86613	1153
Siderite ()*	Calcite	Fe(CO₃)			1	86613	6417
Titanite ()*	Titanite	CaTi(SiO₄)O			1	86624	4899
Topaz ()*	Topaz	Al₂SiO₄F₂			2	86604,86613	1476
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂			1	86607	2562
Triplite ()*	Triplite	Mn²⁺₂(PO₄)F			1	86620	233
Tungstite ()*	Tungstite	WO₃·H₂O			1	86613	118
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀			1	86624	1395
Wollastonite ()*	Wollastonite	CaSiO₃			1	86628	1247
Zircon ()*	Zircon	Zr(SiO₄)			1	86613	5251

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Scott-CGSN8_5-0004	mine

1 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	Scott-CGSN8_5-0004	503	481	492±11	Rb-Sr	Age of intrusion		whole rock							236989	Kohero Farm 113, Omaruru, Erongo Region, Namibia	Kohero mine	Steven et al. (1993)		CGSN8_5	P. 10 Table 3

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...