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:
Benoni, Ekurhuleni District (East Rand), Gauteng, South Africa

mindat Locality ID: 261470
mindat URL: http://www.mindat.org/loc-261470.html

Tectonic Settings:

Total number of sublocalities beneath "Benoni, Ekurhuleni District (East Rand), Gauteng, South Africa": 5
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Apex Mine (Rietfontein Mine)
Benoni Meteorite
New Kleinfontein Mine (Kleinfontein Mine)
New Modderfontein Mine (Modderfontein Mine)
Van Ryn Deep Mine

Latitude: 26°10'"S
Longitude: 28°25'0"E
Decimal Degree (lat, lon): -26.166666666667,28.416666666667

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.

Copper	Corundum	Cubanite	Diamond	Iron	Modderite	Nickeline	None	Rutile	Sphalerite
Spinel

Chromite ()*	Copper ()*	Diamond ()*	Gold ()*	Graphite ()*
Ilmenite ()*	Iron ()*	Isocubanite ()*	Mackinawite ()*	Magnetite ()*
Modderite ()*	Nickeline ()*	Rutile ()*	Taenite ()*	Troilite ()*

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: As Au C Co Cr Cu Fe Ni O S Ti

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Copper Corundum Cubanite Diamond Iron Modderite Nickeline None Rutile Sphalerite
Spinel

15 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	1	106122	3902
Copper ()*	Copper	Cu	1	106122	3846
Diamond ()*	Diamond	C	1	106124	697
Gold ()*	Copper	Au	3	106121,106123,106125	30554
Graphite ()*	None	C	1	106122	2812
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	1	106122	5433
Iron ()*	Iron	Fe	1	106122	1089
Isocubanite ()*	Sphalerite Cubanite	CuFe₂S₃	1	106122	191
Mackinawite ()*	None	(Fe,Ni)_1+xS (x = 0-0.07)	1	106122	451
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	106122	14899
Modderite ()*	Modderite	CoAs	1	106124	5
Nickeline ()*	Nickeline	NiAs	1	106124	633
Rutile ()*	Rutile	TiO₂	1	106122	5614
Taenite ()*	None	(Ni,Fe)	1	106122	703
Troilite ()*	None	FeS	1	106122	1044

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...