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:
Broken Hill Mine, Aggeneys, Namakwa District (Namaqualand), Northern Cape, South Africa

Oldest recorded age at locality: 1739
Youngest recorded age at locality: 1198

mindat Locality ID: 5550
mindat URL: http://www.mindat.org/loc-5550.html

Tectonic Settings: Intra Cratonic

Total number of sublocalities beneath "Broken Hill Mine, Aggeneys, Namakwa District (Namaqualand), Northern Cape, South Africa": 0
Total number of bottom-level sublocalities: 0

Latitude: 29°15'2"S
Longitude: 18°47'0"E
Decimal Degree (lat, lon): -29.250555555556,18.783333333333

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.

Calcite	Caledonite	Chalcopyrite	Copper	Covellite	Digenite	Garnet	Malachite	Marcasite	Nickeline
None	Not in a structural group	Pyrite	Quartz	Rocksalt	Sphalerite	Spinel	Vivianite

Alunite ()*	Bornite ()*	Calcite ()*	Caledonite ()*	Chalcocite ()*
Chalcopyrite ()*	Copper ()*	Covellite ()*	Digenite ()*	Ferrokinoshitalite ()*
Gahnite ()*	Galena ()*	Hemimorphite ()*	Magnetite ()*	Malachite ()*
Marcasite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Rhodochrosite ()*
Siderite ()*	Sillimanite ()*	Smithsonite ()*	Spessartine ()*	Sphalerite ()*
Vivianite ()*

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 Cu Fe H K Mn O P Pb S Si Zn

Elements from minerals reported directly at this locality: Al Ba C Ca Cu Fe H K Mn O P Pb S Si Zn

Structural Groups for minerals in this locality:
Calcite Caledonite Chalcopyrite Copper Covellite Digenite Garnet Malachite Marcasite Nickeline
None Not in a structural group Pyrite Quartz Rocksalt Sphalerite Spinel Vivianite

26 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Alunite ()*	None	KAl₃(SO₄)₂(OH)₆	1739	1198	966
Bornite ()*	None	Cu₅FeS₄	1739	1198	5516
Calcite ()*	Calcite	Ca(CO₃)	1739	1198	27770
Caledonite ()*	Caledonite	Cu₂Pb₅(SO₄)₃(CO₃)(OH)₆	1739	1198	359
Chalcocite ()*	None	Cu₂S	1739	1198	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1739	1198	27198
Copper ()*	Copper	Cu	1739	1198	3846
Covellite ()*	Covellite	CuS	1739	1198	4165
Digenite ()*	Digenite	Cu_1.8S	1739	1198	1027
Ferrokinoshitalite ()*	None	BaFe²⁺₃(Si₂Al₂)O₁₀(OH)₂	1739	1198	4
Gahnite ()*	Spinel	ZnAl₂O₄	1739	1198	445
Galena ()*	Rocksalt	PbS	1739	1198	24243
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O	1739	1198	1689
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1739	1198	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1739	1198	12537
Marcasite ()*	Marcasite	FeS₂	1739	1198	5674
Pyrite ()*	Pyrite	FeS₂	1739	1198	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1739	1198	9056
Quartz ()*	Quartz	SiO₂	1739	1198	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	1739	1198	1711
Siderite ()*	Calcite	Fe(CO₃)	1739	1198	6417
Sillimanite ()*	Not in a structural group	Al₂SiO₅	1739	1198	1516
Smithsonite ()*	Calcite	Zn(CO₃)	1739	1198	2473
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃	1739	1198	1214
Sphalerite ()*	Sphalerite	ZnS	1739	1198	21482
Vivianite ()*	Vivianite	Fe²⁺₃(PO₄)₂·8H₂O	1739	1198	636

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
	sedexmvt-00206	1285	1198	1285-1198 Ma (geological relations)	geological relations										5550	Broken Hill Mine, Aggeneys, Namakwa District (Namaqualand), Northern Cape, South Africa	Broken Hill	Taylor et al. (2009)		USGSOFR2009_1297
	sedznpb-00400	1739	1559	1649±90											5550	Broken Hill Mine, Aggeneys, Namakwa District (Namaqualand), Northern Cape, South Africa	Broken Hill	Singer et al. (2009)		USGSOFR2009-1252

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...