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 Belt, Postmasburg Manganese Field, Northern Cape, South Africa

mindat Locality ID: 195421
mindat URL: http://www.mindat.org/loc-195421.html

Tectonic Settings:

Total number of sublocalities beneath "Eastern Belt, Postmasburg Manganese Field, Northern Cape, South Africa": 8
Total number of bottom-level sublocalities: 8

Number of Child Localities: 8
Child Localities:
Aucampsrust
Beeshoek
Doornfontein
Kapstewel
Klipfontein
Manganore
Pensfontein
Sishen South Mine

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.

Baryte	Bixbyite	Braunite	Clay	Coronadite	Corundum	Diaspore	Mica	None	Quartz
Rutile	Spinel

Baryte ()*	Bixbyite ()*	Braunite ()*	Cryptomelane ()*	Diaspore ()*
Goethite ()*	Hausmannite ()*	Hematite ()*	Lithiophorite ()*	Muscovite ()*
Pyrolusite ()*	Quartz ()*	Zunyite ()*

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 Ba Cl F Fe H K Li Mn O S Si

Elements from minerals reported directly at this locality: K Mn O

Structural Groups for minerals in this locality:
Baryte Bixbyite Braunite Clay Coronadite Corundum Diaspore Mica None Quartz
Rutile Spinel

13 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Baryte ()*	Baryte	Ba(SO₄)	3	107199,107200,107202	11547
Bixbyite ()*	Bixbyite	Mn³⁺₂O₃	8	107199,107200,107201,107202	104
Braunite ()*	Braunite	Mn²⁺Mn³⁺₆O₈(SiO₄)	5	107199,107200,107201,107202,107204	483
Cryptomelane ()*	Coronadite	K(Mn⁴⁺₇Mn³⁺)O₁₆	0		599
Diaspore ()*	Diaspore	AlO(OH)	1	107201	481
Goethite ()*	Diaspore	FeO(OH)	3	107199,107201,107202	7437
Hausmannite ()*	Spinel	Mn²⁺Mn³⁺₂O₄	1	107199	350
Hematite ()*	Corundum	Fe₂O₃	5	107199,107200,107201,107202,107204	14640
Lithiophorite ()*	None	(Al,Li)(Mn⁴⁺,Mn³⁺)O₂(OH)₂	4	107199,107200,107201,107202	210
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	4	107199,107200,107201,107202	17380
Pyrolusite ()*	Rutile	MnO₂	5	107199,107200,107201,107202,107204	3106
Quartz ()*	Quartz	SiO₂	5	107199,107200,107201,107202,107204	61156
Zunyite ()*	None	Al₁₃Si₅O₂₀(OH,F)₁₈Cl	1	107201	86

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...