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:
Tombwa City Council, Namibe Province, Angola

mindat Locality ID: 215554
mindat URL: http://www.mindat.org/loc-215554.html

Tectonic Settings:

Total number of sublocalities beneath "Tombwa City Council, Namibe Province, Angola": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Baía Dos Tigres
Tombwa (Tombua; Porto Alexandre)
Virulundo

Latitude: 16°13'55"S
Longitude: 12°9'27"E
Decimal Degree (lat, lon): -16.231944444444,12.1575

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.

Apatite	Aragonite	Baryte	Calcite	Cerite	Chalcopyrite	Clay	Coronadite	Diaspore	Fluorite
Gypsum	Malachite	Mica	None	Pyrite	Quartz	Rhabdophane	Rutile	Spinel	Zircon

Ankerite ()*	Baryte ()*	Britholite-(Ce) ()*	Calcite ()*	Cerite-(Ce) ()*
Chalcopyrite ()*	Dolomite ()*	Fluorapatite ()*	Fluorite ()*	Goethite ()*
Gypsum ()*	Hollandite ()*	Magnetite ()*	Malachite ()*	Phlogopite ()*
Pyrite ()*	Quartz ()*	Rhabdophane-(Ce) ()*	Rutile ()*	Strontianite ()*
Synchysite-(Ce) ()*	Synchysite-(Y) ()*	Zircon ()*

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 C Ca Ce Cu F Fe H K La Mg Mn O P S Si Sr Ti Y Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Apatite Aragonite Baryte Calcite Cerite Chalcopyrite Clay Coronadite Diaspore Fluorite
Gypsum Malachite Mica None Pyrite Quartz Rhabdophane Rutile Spinel Zircon

23 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	1	1638	3092
Baryte ()*	Baryte	Ba(SO₄)	2	1637,1638	11547
Britholite-(Ce) ()*	Apatite	(Ce,Ca)₅(SiO₄)₃(OH)	1	1638	115
Calcite ()*	Calcite	Ca(CO₃)	1	1638	27770
Cerite-(Ce) ()*	Cerite	(Ce₇Ca₂) Mg(SiO₄)₃(SiO₃OH)₄(OH)₃	1	1638	47
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	1638	27198
Dolomite ()*	None	CaMg(CO₃)₂	1	1638	9895
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	1	1638	2740
Fluorite ()*	Fluorite	CaF₂	1	1638	9617
Goethite ()*	Diaspore	FeO(OH)	1	1638	7437
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	1	1636	6890
Hollandite ()*	Coronadite	Ba(Mn⁴⁺₆Mn³⁺₂)O₁₆	1	1638	243
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	1638	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	1638	12537
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	1	1638	2273
Pyrite ()*	Pyrite	FeS₂	1	1638	39462
Quartz ()*	Quartz	SiO₂	1	1638	61156
Rhabdophane-(Ce) ()*	Rhabdophane	Ce(PO₄)·H₂O	1	1638	66
Rutile ()*	Rutile	TiO₂	1	1638	5614
Strontianite ()*	Aragonite	Sr(CO₃)	1	1638	589
Synchysite-(Ce) ()*	None	CaCe(CO₃)₂F	1	1638	232
Synchysite-(Y) ()*	None	CaY(CO₃)₂F	1	1638	55
Zircon ()*	Zircon	Zr(SiO₄)	1	1638	5251

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...