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:
North Portia Prospect, Olary Province, South Australia, Australia

Oldest recorded age at locality: 25
Youngest recorded age at locality: 3.1

mindat Locality ID: 43252
mindat URL: http://www.mindat.org/loc-43252.html

Tectonic Settings:

Total number of sublocalities beneath "North Portia Prospect, Olary Province, South Australia, Australia": 0
Total number of bottom-level sublocalities: 0

Latitude: 31°25'40"S
Longitude: 140°28'7"E
Decimal Degree (lat, lon): -31.427777777778,140.46861111111

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.

Amphibole	Arsenopyrite	Baryte	Calcite	Chalcopyrite	Copper	Corundum	Covellite	Enargite	Feldspar
Fluorite	Molybdenite	None	Not in a structural group	Pyrite	Quartz	Rocksalt	Rutile	Sphalerite	Spinel
Wurtzite	Zircon

Albite ()*	Anatase ()*	Ankerite ()*	Arsenopyrite ()*	Baryte ()*
Calcite ()*	Chalcocite ()*	Chalcopyrite ()*	Copper ()*	Covellite ()*
Dolomite ()*	Enargite ()*	Fluorite ()*	Galena ()*	Gold ()*
Hematite ()*	Magnetite ()*	Molybdenite ()*	Pyrite ()*	Quartz ()*
Rutile ()*	Siderite ()*	Sphalerite ()*	Tremolite ()*	Xenotime-(Y) ()*

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 Au Ba C Ca Cu F Fe H Mg Mo Na O P Pb S Si Ti Y Zn

Elements from minerals reported directly at this locality: Al As Au Ba C Ca Cu F Fe H Mg Mo Na O P Pb S Si Ti Y Zn

Structural Groups for minerals in this locality:
Amphibole Arsenopyrite Baryte Calcite Chalcopyrite Copper Corundum Covellite Enargite Feldspar
Fluorite Molybdenite None Not in a structural group Pyrite Quartz Rocksalt Rutile Sphalerite Spinel
Wurtzite Zircon

25 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	25	3.1	8803
Anatase ()*	Not in a structural group	TiO₂	25	3.1	2162
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	25	3.1	3092
Arsenopyrite ()*	Arsenopyrite	FeAsS	25	3.1	9052
Baryte ()*	Baryte	Ba(SO₄)	25	3.1	11547
Calcite ()*	Calcite	Ca(CO₃)	25	3.1	27770
Chalcocite ()*	None	Cu₂S	25	3.1	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	25	3.1	27198
Copper ()*	Copper	Cu	25	3.1	3846
Covellite ()*	Covellite	CuS	25	3.1	4165
Dolomite ()*	None	CaMg(CO₃)₂	25	3.1	9895
Enargite ()*	Enargite Wurtzite	Cu₃AsS₄	25	3.1	910
Fluorite ()*	Fluorite	CaF₂	25	3.1	9617
Galena ()*	Rocksalt	PbS	25	3.1	24243
Gold ()*	Copper	Au	25	3.1	30554
Hematite ()*	Corundum	Fe₂O₃	25	3.1	14640
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	25	3.1	14899
Molybdenite ()*	Molybdenite	MoS₂	25	3.1	5800
Pyrite ()*	Pyrite	FeS₂	25	3.1	39462
Quartz ()*	Quartz	SiO₂	25	3.1	61156
Rutile ()*	Rutile	TiO₂	25	3.1	5614
Siderite ()*	Calcite	Fe(CO₃)	25	3.1	6417
Sphalerite ()*	Sphalerite	ZnS	25	3.1	21482
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	25	3.1	2562
Xenotime-(Y) ()*	Zircon	Y(PO₄)	25	3.1	939

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Giersdorf_00000993	Uranium mineralization in the Lake Frome area are hosted by paleovalleys and paleochannels which typically run north-south in the Eyre Formation.
Giersdorf_00000993b	Uranium mineralization in the Lake Frome area are hosted by paleovalleys and paleochannels which typically run north-south in the Eyre Formation.

3 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	Age from other Locality	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference ID
Giersdorf_00000993	25	25	25-4			Yes	U	159060	Northeast, South Australia, Australia	Lake Frome Area	Jaireth et al. (2010)	AN97_21
Giersdorf_00000993b	6	4	6-4			Yes	U	159060	Northeast, South Australia, Australia	Lake Frome Area	Jaireth et al. (2010)	AN97_21
Giersdorf_00000994	5.3	3.1	5.3-3.1	U-Pb	coffinite, carnotite	Yes	U	159060	Northeast, South Australia, Australia	Lake Frome Area	Jaireth et al. (2010)	AN97_21

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...