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:
Salt Pan Crater (Tswaing Crater), Pretoria District (Tshwane District), Gauteng, South Africa

Oldest recorded age at locality: 1400
Youngest recorded age at locality: 0

mindat Locality ID: 56875
mindat URL: http://www.mindat.org/loc-56875.html

Tectonic Settings:

Total number of sublocalities beneath "Salt Pan Crater (Tswaing Crater), Pretoria District (Tshwane District), Gauteng, South Africa": 0
Total number of bottom-level sublocalities: 0

Latitude: 25°24'28"S
Longitude: 28°4'56"E
Decimal Degree (lat, lon): -25.407777777778,28.082222222222

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.

None	Not in a structural group	Rocksalt

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: C Ca Cl H Na O Si

Elements from minerals reported directly at this locality: C Ca Cl H Na O Si

Structural Groups for minerals in this locality:
None Not in a structural group Rocksalt

4 IMA Minerals at location:

Coesite ()*	Gaylussite ()*	Halite ()*	Trona ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	# of localities containing mineral
Coesite ()*	Not in a structural group	SiO₂	1400	77
Gaylussite ()*	None	Na₂Ca(CO₃)₂·5H₂O	1400	57
Halite ()*	Rocksalt	NaCl	1400	1398
Trona ()*	None	Na₃(HCO₃)(CO₃)·2H₂O	1400	129

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Jen_0001129	MAGMATIC STYLE: Blocks associated with meteorite impact structure. ASSOCIATED SILICATE ROCKS: Blocks of granite, syenite, nepheline syenite, porphyry and augitite also occur.
Jen_0001172	MAGMATIC STYLE: Blocks associated with meteorite impact structure. Blocks of granite, syenite, nepheline syenite, porphyry and augitite also occur.

2 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_0001129	1400	1200	1200-1400											56875	Salt Pan Crater (Tswaing Crater), Pretoria District (Tshwane District), Gauteng, South Africa	Pretoria Saltpan	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
	Jen_0001172	2.58	0	The structure is certainly post-Karoo and probably Quaternary	Geology and geomorphology.										56875	Salt Pan Crater (Tswaing Crater), Pretoria District (Tshwane District), Gauteng, South Africa	Pretoria Saltpan	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796

All locality data graciously provided by mindat.org

All age data...