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:
Kenhardt, ZF Mgcawu District, Northern Cape, South Africa

Oldest recorded age at locality: 1100
Youngest recorded age at locality: 977.4

mindat Locality ID: 56347
mindat URL: http://www.mindat.org/loc-56347.html

Tectonic Settings:

Total number of sublocalities beneath "Kenhardt, ZF Mgcawu District, Northern Cape, South Africa": 17
Total number of bottom-level sublocalities: 15

Number of Child Localities: 14
Child Localities:
Angelierspan I Pegmatite
Angelierspan II Pegmatite
Angelierspan III Pegmatite
Angelierspan IV Pegmatite
Baviaanskranz Pegmatite
Crieff Farm
Jacomynspan Farm
N'Rougas Suid Farm
Narries
Oup Pegmatite
Steyns Put
Straussheim I Pegmatite
Straussheim II Pegmatite
Welgevonden Pegmatite

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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	Arsenic	Beryl	Calcite	Clay	Columbite	Corundum	Crichtonite	Dumortierite	Epidote
Feldspar	Fluocerite	Gadolinite	Garnet	Hureaulite	Lazulite	Mica	None	Not in a structural group	Olivine
Phosphosiderite	Pyroxene	Quartz	Rockbridgeite	Rutile	Scheelite	Topaz	Tourmaline	Triplite	Zircon

Albite ()*	Allanite-(Ce) ()*	Barbosalite ()*	Bertrandite ()*	Beryl ()*
Bismuth ()*	Calcite ()*	Cassiterite ()*	Corundum ()*	Davidite-(La) ()*
Dumortierite ()*	Elbaite ()*	Euxenite-(Y) ()*	Fergusonite-(Y) ()*	Fluocerite-(Ce) ()*
Gadolinite-(Y) ()*	Heterosite ()*	Hureaulite ()*	Microcline ()*	Muscovite ()*
Phosphosiderite ()*	Polycrase-(Y) ()*	Purpurite ()*	Quartz ()*	Rockbridgeite ()*
Rutile ()*	Samarskite-(Y) ()*	Schorl ()*	Spessartine ()*	Spodumene ()*
Strengite ()*	Tavorite ()*	Topaz ()*	Triphylite ()*	Triplite ()*
Xenotime-(Y) ()*	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 B Be Bi C Ca Ce Cr F Fe H K La Li Mn Na Nb O P Si Sn Ta Th Ti U V Y Zr

Elements from minerals reported directly at this locality: Be C Ca Cr F Fe H La Nb O Si Ti U V Y

Structural Groups for minerals in this locality:
Allanite Arsenic Beryl Calcite Clay Columbite Corundum Crichtonite Dumortierite Epidote
Feldspar Fluocerite Gadolinite Garnet Hureaulite Lazulite Mica None Not in a structural group Olivine
Phosphosiderite Pyroxene Quartz Rockbridgeite Rutile Scheelite Topaz Tourmaline Triplite Zircon

37 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
Albite ()*	Feldspar	Na(AlSi₃O₈)	988	977.4	8	107251,107252,107253,107257,107258,107264,107265,107266	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)			1	107263	706
Barbosalite ()*	Lazulite	Fe²⁺Fe³⁺₂(PO₄)₂(OH)₂	988	977.4	1	107265	43
Bertrandite ()*	Not in a structural group	Be₄Si₂O₇(OH)₂			1	107262	606
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	988	977.4	9	107251,107252,107253,107257,107258,107262,107263,107265,107267	4286
Bismuth ()*	Arsenic	Bi			1	107255	1966
Calcite ()*	Calcite	Ca(CO₃)	1100	1100	0		27770
Cassiterite ()*	Rutile	SnO₂	988	977.4	3	107253,107265,107266	5171
Corundum ()*	Corundum	Al₂O₃			1	107261	1797
Davidite-(La) ()*	Crichtonite	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈	1100	1100	0		31
Dumortierite ()*	Dumortierite	AlAl₆BSi₃O₁₈			1	107260	231
Elbaite ()*	Tourmaline	Na(Al_1.5Li_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	988	977.4	3	107252,107265,107266	520
Euxenite-(Y) ()*	Columbite	Y(NbTi)O₆			1	107264	414
Fergusonite-(Y) ()*	Scheelite	YNbO₄	1100	1100	0		196
Fluocerite-(Ce) ()*	Fluocerite	CeF₃			1	107255	45
Gadolinite-(Y) ()*	Gadolinite	Y₂Fe²⁺Be₂O₂(SiO₄)₂	1100	1100	0		163
Heterosite ()*	Olivine	Fe³⁺(PO₄)	988	977.4	1	107265	204
Hureaulite ()*	Hureaulite	Mn²⁺₅(PO₃OH)₂(PO₄)₂·4H₂O	988	977.4	1	107265	125
Microcline ()*	Feldspar	K(AlSi₃O₈)	988	977.4	4	107252,107264,107265,107267	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	988	977.4	8	107251,107252,107253,107254,107257,107258,107265,107267	17380
Phosphosiderite ()*	Phosphosiderite	Fe³⁺(PO₄)·2H₂O	988	977.4	1	107265	182
Polycrase-(Y) ()*	Columbite	Y(Ti,Nb)₂(O,OH)₆			1	107264	121
Purpurite ()*	Olivine	Mn³⁺(PO₄)	988	977.4	1	107265	80
Quartz ()*	Quartz	SiO₂	988	977.4	9	107251,107252,107253,107254,107257,107258,107264,107265,107267	61156
Rockbridgeite ()*	Rockbridgeite	(Fe²⁺_0.5Fe³⁺_0.5)₂Fe³⁺₃(PO₄)₃(OH)₅	988	977.4	1	107265	206
Rutile ()*	Rutile	TiO₂			1	107262	5614
Samarskite-(Y) ()*	Columbite	YFe³⁺Nb₂O₈			1	107255	353
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	988	977.4	3	107252,107265,107266	2705
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃			2	107252,107266	1214
Spodumene ()*	Pyroxene	LiAlSi₂O₆	988	977.4	4	107252,107253,107265,107266	688
Strengite ()*	None	Fe³⁺(PO₄)·2H₂O	988	977.4	1	107265	263
Tavorite ()*	None	LiFe³⁺(PO₄)(OH)	988	977.4	1	107265	35
Topaz ()*	Topaz	Al₂SiO₄F₂			1	107255	1476
Triphylite ()*	Olivine	LiFe²⁺(PO₄)	988	977.4	1	107265	313
Triplite ()*	Triplite	Mn²⁺₂(PO₄)F	988	977.4	1	107265	233
Xenotime-(Y) ()*	Zircon	Y(PO₄)			1	107264	939
Zircon ()*	Zircon	Zr(SiO₄)			1	107255	5251

4 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Source	Sample Num	Age from other Locality	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
Alexandra-0249	988	977.4	982.7±5.3	U-Pb	Age of Nb-Ta mineralization	tantalite-(mn), columbite-(mn)	272	Yes	Ta, Nb	56220	Orange River, Namakwa District (Namaqualand), Northern Cape, South Africa	Homestead	Melcher et al. (2015)	10.1016/j.oregeorev.2013.09.003	OGR64_667
Alexandra-0250	984.7	978.1	981.4±3.3	U-Pb	Age of Nb-Ta mineralization	tantalite-(mn), columbite-(mn)	274	Yes	Ta, Nb	56220	Orange River, Namakwa District (Namaqualand), Northern Cape, South Africa	Homestead	Melcher et al. (2015)	10.1016/j.oregeorev.2013.09.003	OGR64_667
Alexandra-0251	987.7	982.1	984.9±2.8	U-Pb	Age of Nb-Ta mineralization	tantalite-(mn), columbite-(mn)	275	Yes	Ta, Nb	56220	Orange River, Namakwa District (Namaqualand), Northern Cape, South Africa	Homestead	Melcher et al. (2015)	10.1016/j.oregeorev.2013.09.003	OGR64_667
EG105_1057_013	1100	1100	1100						Ni, Cu, Pt, Pd, Rh, Ir, Os, Ru	56877	Jacomynspan Farm, Kenhardt, ZF Mgcawu District, Northern Cape, South Africa	Jacomynspan	Begg et al. (2010)	10.2113/econgeo.105.6.1057	EG105_1057

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...