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:
Asis West Sector, Kombat Mine (Klein Otavi; Asis), Kombat, Grootfontein, Otjozondjupa Region, Namibia

Oldest recorded age at locality: 601
Youngest recorded age at locality: 537

mindat Locality ID: 260226
mindat URL: http://www.mindat.org/loc-260226.html

Tectonic Settings:

Total number of sublocalities beneath "Asis West Sector, Kombat Mine (Klein Otavi; Asis), Kombat, Grootfontein, Otjozondjupa Region, Namibia": 2
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
11 Level

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	Calcite	Copper	Hematolite	None	Perovskite	Spinel

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 Ba C Ca Cl Cu Fe H Mg Mn O Pb S Si

Elements from minerals reported directly at this locality: Ba C Ca Cl Cu Fe H Mn O Pb S

Structural Groups for minerals in this locality:
Baryte Calcite Copper Hematolite None Perovskite Spinel

8 IMA Minerals at location:

Baryte ()*	Calcite ()*	Carlfrancisite ()*	Copper ()*	Damaraite ()*
Hausmannite ()*	Hematophanite ()*	Jacobsite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Baryte ()*	Baryte	Ba(SO₄)	601	537	0		11547
Calcite ()*	Calcite	Ca(CO₃)	601	537	0		27770
Carlfrancisite ()*	Hematolite	Mn²⁺₃(Mn²⁺,Mg,Fe³⁺,Al)₄₂(As³⁺O₃)₂(As⁵⁺O₄)₄[(Si,As⁵⁺)O₄]₆[(As⁵⁺,Si)O₄]₂(OH)₄₂	601	537	1	86940	1
Copper ()*	Copper	Cu	601	537	0		3846
Damaraite ()*	None	Pb₃O₂(OH)Cl	601	537	0		2
Hausmannite ()*	Spinel	Mn²⁺Mn³⁺₂O₄	601	537	0		350
Hematophanite ()*	Perovskite	Pb₄Fe³⁺₃O₈(Cl,OH)	601	537	0		3
Jacobsite ()*	Spinel	Mn²⁺Fe³⁺₂O₄	601	537	0		172

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
	CGSN10_99-Kombat	600	600				high				Yes				235838	Kombat, Grootfontein, Otjozondjupa Region, Namibia	Kombat	Deane (1995)		CGSN10_99	best estimate for mineralization age
	sedznpb-00339	601	537	570±31 – 554±17							Yes				2427	Kombat Mine (Klein Otavi; Asis), Kombat, Grootfontein, Otjozondjupa Region, Namibia	Kombat	Singer et al. (2009)		USGSOFR2009-1252

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...