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:
Alfred Nzo District, Eastern Cape, South Africa

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

mindat Locality ID: 244619
mindat URL: http://www.mindat.org/loc-244619.html

Tectonic Settings:

Total number of sublocalities beneath "Alfred Nzo District, Eastern Cape, South Africa": 6
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Insizwa
Matatiele (Matatielie)
Melkfontein Carbonatite
Mzongwea (Mzongwana)

Latitude: 30°28'"S
Longitude: 29°1'49"E
Decimal Degree (lat, lon): -30.466666666667,29.030277777778
AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe 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.

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 Bi C Ca Cr Cu Fe H Ir Mg Ni O Pb Pd Pt Ru S Si Sn Ti Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AluminiteArsenicChalcopyriteCopperCorundumCovelliteCubaniteDiamondIronMillerite
NickelineNoneOlivinePentlanditePyritePyroxeneRocksaltSphaleriteSpinelStibnite
ValleriiteWollastoniteWurtzite

37 IMA Minerals at location:
Aluminite  (*)Augite  (*)Bismuth  (*)Bismuthinite  (*)Bornite  (*)
Braggite  (*)Chalcocite  (*)Chalcopyrite  (*)Chromite  (*)Cooperite  (*)
Copper  (*)Covellite  (*)Cubanite  (*)Diamond  (*)Enstatite  (*)
Forsterite  (*)Froodite  (*)Galena  (*)Ilmenite  (*)Insizwaite  (*)
Irarsite  (*)Iron  (*)Laurite  (*)Mackinawite  (*)Millerite  (*)
Nickeline  (*)Niggliite  (*)Parkerite  (*)Pentlandite  (*)Pyrite  (*)
Pyrrhotite  (*)Sperrylite  (*)Sphalerite  (*)Taenite  (*)Troilite  (*)
Valleriite  (*)Wollastonite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aluminite  (*)AluminiteAl2(SO4)(OH)4·7H2O110602478
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O611060232060
Bismuth  (*)ArsenicBi11060231966
Bismuthinite  (*)StibniteBi2S311060231935
Bornite  (*)NoneCu5FeS411060235516
Braggite  (*)NonePdPt3S41106023101
Chalcocite  (*)NoneCu2S11060235707
Chalcopyrite  (*)ChalcopyriteCuFeS2110602327198
Chromite  (*)SpinelFe2+Cr2O411060253902
Cooperite  (*)NonePtS1106023124
Copper  (*)CopperCu11060253846
Covellite  (*)CovelliteCuS11060234165
Cubanite  (*)Cubanite WurtziteCuFe2S31106023802
Diamond  (*)DiamondC1106027697
Enstatite  (*)PyroxeneMg2Si2O61106023944
Forsterite  (*)OlivineMg2(SiO4)11060231188
Froodite  (*)NonePdBi2110602362
Galena  (*)RocksaltPbS110602324243
Ilmenite  (*)CorundumFe2+Ti4+O311060235433
Insizwaite  (*)PyritePtBi2110602315
Irarsite  (*)PyriteIrAsS1106023154
Iron  (*)IronFe11060251089
Laurite  (*)PyriteRuS21106023226
Mackinawite  (*)None(Fe,Ni)1+xS (x = 0-0.07)1106023451
Millerite  (*)MilleriteNiS11060231066
Nickeline  (*)NickelineNiAs1106023633
Niggliite  (*)NickelinePtSn110602322
Parkerite  (*)NoneNi3(Bi,Pb)2S2110602355
Pentlandite  (*)Pentlandite(Ni,Fe)9S811060231512
Pyrite  (*)PyriteFeS2110602339462
Pyrrhotite  (*)NickelineFe7S811060239056
Sperrylite  (*)PyritePtAs21106023337
Sphalerite  (*)SphaleriteZnS110602321482
Taenite  (*)None(Ni,Fe)1106025703
Troilite  (*)NoneFeS11060251044
Valleriite  (*)Valleriite2[(Fe,Cu)S]·1.53[(Mg,Al)(OH)2]1106023237
Wollastonite  (*)WollastoniteCaSiO311060231247


Locality Notes from all Ages at Locality:
Age IDLocality Notes
Jen_0000660MAGMATIC STYLE: 50 m thick tuff layer. ASSOCIATED SILICATE ROCKS: within a kimberlite field.


1 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
Jen_000066063.463.463.4  zircon   Zircon  57412Melkfontein Carbonatite, Alfred Nzo District, Eastern Cape, South AfricaMelkfonteinWoolley and Kjarsgaard (2008)10.4095/225115GSCOF5796 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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