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:
Eastern Cape, South Africa

Oldest recorded age at locality: 63.4
Youngest recorded age at locality: 63.4

mindat Locality ID: 43089
mindat URL: http://www.mindat.org/loc-43089.html

Tectonic Settings:

Total number of sublocalities beneath "Eastern Cape, South Africa": 32
Total number of bottom-level sublocalities: 20

Number of Child Localities: 6
Child Localities:
Alfred Nzo District
Cacadu District
Chris Hani District
Drakensberg Region
Joe Gqabi District
Nelson Mandela Bay District

Latitude: 32°6'"S
Longitude: 26°53'53"E
Decimal Degree (lat, lon): -32.1,26.898055555556

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.

Acanthite	Aluminite	Analcime	Aragonite	Arsenic	Brookite	Calcite	Chalcopyrite	Chlorite	Clay
Copper	Corundum	Covellite	Cubanite	Diamond	Diaspore	Djerfisherite	Feldspar	Halotrichite	Iron
Kaolinite	Malachite	Marcasite	Mica	Millerite	Molybdenite	Mordenite	Natrolite	Nickeline	None
Not in a structural group	Olivine	Pentlandite	Perovskite	Prehnite	Pyrite	Pyroxene	Quartz	Rocksalt	Rutile
Sphalerite	Spinel	Stibnite	Stilbite	Sulphur	Thomsonite	Valleriite	Wollastonite	Wurtzite

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: Ag Al As Au Bi C Ca Cl Cr Cu Fe H Ir K Mg Mn Mo Na Ni O P Pb Pd Pt Ru S Si Sn Ti Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Acanthite Aluminite Analcime Aragonite Arsenic Brookite Calcite Chalcopyrite Chlorite Clay
Copper Corundum Covellite Cubanite Diamond Diaspore Djerfisherite Feldspar Halotrichite Iron
Kaolinite Malachite Marcasite Mica Millerite Molybdenite Mordenite Natrolite Nickeline None
Not in a structural group Olivine Pentlandite Perovskite Prehnite Pyrite Pyroxene Quartz Rocksalt Rutile
Sphalerite Spinel Stibnite Stilbite Sulphur Thomsonite Valleriite Wollastonite Wurtzite

78 IMA Minerals at location:

Acanthite ()*	Alabandite ()*	Aluminite ()*	Analcime ()*	Anorthite ()*
Aragonite ()*	Augite ()*	Azurite ()*	Bismuth ()*	Bismuthinite ()*
Bornite ()*	Braggite ()*	Brookite ()*	Calcite ()*	Cerussite ()*
Chalcocite ()*	Chalcopyrite ()*	Chlorargyrite ()*	Chromite ()*	Clinochlore ()*
Cohenite ()*	Cooperite ()*	Copper ()*	Covellite ()*	Cubanite ()*
Daubréelite ()*	Diamond ()*	Djerfisherite ()*	Enstatite ()*	Epistilbite ()*
Forsterite ()*	Froodite ()*	Galena ()*	Goethite ()*	Gold ()*
Graphite ()*	Hematite ()*	Ilmenite ()*	Insizwaite ()*	Irarsite ()*
Iron ()*	Kaolinite ()*	Laumontite ()*	Laurite ()*	Mackinawite ()*
Malachite ()*	Marcasite ()*	Mesolite ()*	Millerite ()*	Molybdenite ()*
Mordenite ()*	Muscovite ()*	Natrolite ()*	Nickeline ()*	Niggliite ()*
Niningerite ()*	Oldhamite ()*	Gersdorffite-Pa3 ()*	Parkerite ()*	Pentlandite ()*
Perryite ()*	Pickeringite ()*	Prehnite ()*	Pyrite ()*	Pyrolusite ()*
Pyrrhotite ()*	Quartz ()*	Rutile ()*	Schreibersite ()*	Sperrylite ()*
Sphalerite ()*	Stellerite ()*	Sulphur ()*	Taenite ()*	Thomsonite-Ca ()*
Troilite ()*	Valleriite ()*	Wollastonite ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S	1	106034	2793
Alabandite ()*	Rocksalt	MnS	1	106038	312
Aluminite ()*	Aluminite	Al₂(SO₄)(OH)₄·7H₂O	1	106024	78
Analcime ()*	Analcime	Na(AlSi₂O₆)·H₂O	1	106042	1627
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)	1	106037	1036
Aragonite ()*	Aragonite	Ca(CO₃)	1	106051	3250
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	1	106023	2060
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	3	106034,106035,106051	5509
Bismuth ()*	Arsenic	Bi	1	106023	1966
Bismuthinite ()*	Stibnite	Bi₂S₃	1	106023	1935
Bornite ()*	None	Cu₅FeS₄	2	106023,106034	5516
Braggite ()*	None	PdPt₃S₄	1	106023	101
Brookite ()*	Brookite	TiO₂	1	106051	700
Calcite ()*	Calcite	Ca(CO₃)	4	106039,106041,106042,106051	27770
Cerussite ()*	Aragonite	Pb(CO₃)	1	106051	4979
Chalcocite ()*	None	Cu₂S	3	106023,106034,106051	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	4	106023,106034,106036,106051	27198
Chlorargyrite ()*	Rocksalt	AgCl	1	106034	1382
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	2	106025,106037	3902
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	1	106036	1756
Cohenite ()*	Perovskite	CFe₃	1	106038	77
Cooperite ()*	None	PtS	1	106023	124
Copper ()*	Copper	Cu	3	106025,106034,106051	3846
Covellite ()*	Covellite	CuS	2	106023,106036	4165
Cubanite ()*	Cubanite Wurtzite	CuFe₂S₃	2	106023,106038	802
Daubréelite ()*	Spinel	FeCr₂S₄	1	106038	157
Diamond ()*	Diamond	C	1	106027	697
Djerfisherite ()*	Djerfisherite	K₆(Fe,Cu,Ni)₂₅S₂₆Cl	1	106038	60
Enstatite ()*	Pyroxene	Mg₂Si₂O₆	2	106023,106038	944
Epistilbite ()*	Mordenite	Ca₃[Si₁₈Al₆O₄₈]·16H₂O	1	106039	138
Forsterite ()*	Olivine	Mg₂(SiO₄)	1	106023	1188
Froodite ()*	None	PdBi₂	1	106023	62
Galena ()*	Rocksalt	PbS	3	106023,106051,106052	24243
Goethite ()*	Diaspore	FeO(OH)	2	106036,106051	7437
Gold ()*	Copper	Au	6	106030,106034,106036,106041,106043,106052	30554
Graphite ()*	None	C	2	106036,106038	2812
Hematite ()*	Corundum	Fe₂O₃	2	106034,106051	14640
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	2	106023,106037	5433
Insizwaite ()*	Pyrite	PtBi₂	1	106023	15
Irarsite ()*	Pyrite	IrAsS	1	106023	154
Iron ()*	Iron	Fe	3	106025,106037,106038	1089
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	1	106036	5591
Laumontite ()*	Not in a structural group	CaAl₂Si₄O₁₂·4H₂O	1	106039	1271
Laurite ()*	Pyrite	RuS₂	1	106023	226
Mackinawite ()*	None	(Fe,Ni)_1+xS (x = 0-0.07)	1	106023	451
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	2	106034,106051	12537
Marcasite ()*	Marcasite	FeS₂	1	106036	5674
Mesolite ()*	Natrolite	Na₂Ca₂(Si₉Al₆)O₃₀·8H₂O	1	106039	425
Millerite ()*	Millerite	NiS	1	106023	1066
Molybdenite ()*	Molybdenite	MoS₂	1	106036	5800
Mordenite ()*	Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆·28H₂O	1	106039	405
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	106036	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	1	106039	1236
Nickeline ()*	Nickeline	NiAs	2	106023,106036	633
Niggliite ()*	Nickeline	PtSn	1	106023	22
Niningerite ()*	Rocksalt	MgS	1	106038	28
Oldhamite ()*	Rocksalt	CaS	1	106038	58
Gersdorffite-Pa3 ()*	Pyrite	NiAsS	1	106036	767
Parkerite ()*	None	Ni₃(Bi,Pb)₂S₂	1	106023	55
Pentlandite ()*	Pentlandite	(Ni,Fe)₉S₈	1	106023	1512
Perryite ()*	None	(Ni,Fe)₈(Si,P)₃	1	106038	25
Pickeringite ()*	Halotrichite	MgAl₂(SO₄)₄·22H₂O	1	106029	265
Prehnite ()*	Prehnite	Ca₂Al(Si₃Al)O₁₀(OH)₂	2	106034,106035	1898
Pyrite ()*	Pyrite	FeS₂	3	106023,106034,106051	39462
Pyrolusite ()*	Rutile	MnO₂	1	106051	3106
Pyrrhotite ()*	Nickeline	Fe₇S₈	1	106023	9056
Quartz ()*	Quartz	SiO₂	8	106030,106031,106034,106038,106039,106042,106048,106051	61156
Rutile ()*	Rutile	TiO₂	1	106051	5614
Schreibersite ()*	None	(Fe,Ni)₃P	1	106038	374
Sperrylite ()*	Pyrite	PtAs₂	1	106023	337
Sphalerite ()*	Sphalerite	ZnS	3	106023,106036,106038	21482
Stellerite ()*	Stilbite	Ca₄(Si₂₈Al₈)O₇₂·28H₂O	1	106039	189
Sulphur ()*	Sulphur	S	1	106051	2045
Taenite ()*	None	(Ni,Fe)	1	106025	703
Thomsonite-Ca ()*	Thomsonite	NaCa₂(Al₅Si₅)O₂₀·6H₂O	1	106042	452
Troilite ()*	None	FeS	3	106025,106037,106038	1044
Valleriite ()*	Valleriite	2[(Fe,Cu)S]·1.53[(Mg,Al)(OH)₂]	1	106023	237
Wollastonite ()*	Wollastonite	CaSiO₃	1	106023	1247

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Jen_0000660	MAGMATIC STYLE: 50 m thick tuff layer. ASSOCIATED SILICATE ROCKS: within a kimberlite field.

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
	Jen_0000660	63.4	63.4	63.4				zircon				Zircon			57412	Melkfontein Carbonatite, Alfred Nzo District, Eastern Cape, South Africa	Melkfontein	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...