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:
South Alligator River, West Arnhem Region, Northern Territory, Australia

Oldest recorded age at locality: 1953
Youngest recorded age at locality: 592

mindat Locality ID: 42104
mindat URL: http://www.mindat.org/loc-42104.html

Tectonic Settings:

Total number of sublocalities beneath "South Alligator River, West Arnhem Region, Northern Territory, Australia": 14
Total number of bottom-level sublocalities: 13

Number of Child Localities: 10
Child Localities:
Coronation Hill (Guratba)
El Sherana Mine (El Sherana West Mine)
Koolpin Creek Mine (Koolpin Mine)
Palette Mine
Rockhole Area
Saddle Ridge Mine
Scinto V Mine (Scinto 5)
Scinto VI Mine (Scinto 6)
Skull Mine
Sleisbeck Mine

Latitude: 13°33'20"S
Longitude: 132°34'38"E
Decimal Degree (lat, lon): -13.555555555556,132.57722222222

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.

Arsenic	Autunite	Baryte	Calcite	Chalcopyrite	Clay	Copper	Corundum	Diaspore	Fluorite
Marcasite	Meta-autunite	Mica	Nickeline	None	Not in a structural group	Phosphuranylite	Pyrite	Quartz	Rocksalt
Sphalerite

Anglesite ()*	Antimony ()*	Autunite ()*	Becquerelite ()*	Berzelianite ()*
Calcite ()*	Carnotite ()*	Chalcocite ()*	Chalcopyrite ()*	Clausthalite ()*
Coloradoite ()*	Curite ()*	Dewindtite ()*	Dolomite ()*	Dumontite ()*
Eskebornite ()*	Galena ()*	Goethite ()*	Gold ()*	Graphite ()*
Heisenbergite ()*	Hematite ()*	Kasolite ()*	Marcasite ()*	Masuyite ()*
Meta-autunite ()*	Metatorbernite ()*	Metazeunerite ()*	Muscovite ()*	Palladium ()*
Palladseite ()*	Phosphuranylite ()*	Platinum ()*	Pyrite ()*	Quartz ()*
Rutherfordine ()*	Saléeite ()*	Siderite ()*	Soddyite ()*	Stibiopalladinite ()*
Sudburyite ()*	Threadgoldite ()*	Tiemannite ()*	Torbernite ()*	Uraninite ()*
Uranophane-α ()*	Uranopilite ()*	Vandendriesscheite ()*

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 C Ca Cu Fe H Hg K Mg O P Pb Pd Pt S Sb Se Si Te U V

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Arsenic Autunite Baryte Calcite Chalcopyrite Clay Copper Corundum Diaspore Fluorite
Marcasite Meta-autunite Mica Nickeline None Not in a structural group Phosphuranylite Pyrite Quartz Rocksalt
Sphalerite

48 IMA Minerals at location:

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
Anglesite ()*	Baryte	Pb(SO₄)	1953	733	1	11047	2734
Antimony ()*	Arsenic	Sb			1	11046	363
Autunite ()*	Autunite	Ca(UO₂)₂(PO₄)₂·10-12H₂O	1733	1413	2	11046,11047	1272
Becquerelite ()*	None	Ca(UO₂)₆O₄(OH)₆·8H₂O	1733	747	2	11047,11049	92
Berzelianite ()*	None	Cu_2-xSe (x ≈ 0.12)	1953	733	1	11047	66
Calcite ()*	Calcite	Ca(CO₃)			1	11046	27770
Carnotite ()*	None	K₂(UO₂)₂(VO₄)₂·3H₂O	1733	1413	1	11047	1184
Chalcocite ()*	None	Cu₂S			1	11046	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1953	592	4	11047,11048,11049,11052	27198
Clausthalite ()*	Rocksalt	PbSe	998	592	3	11046,11049,11052	281
Coloradoite ()*	Sphalerite	HgTe	998	592	1	11049	169
Curite ()*	None	Pb_3+x[(UO₂)₄O_4+x(OH)_3-x]₂·2H₂O	935	747	1	11049	51
Dewindtite ()*	Phosphuranylite	H₂Pb₃(UO₂)₆O₄(PO₄)₄·12H₂O	1733	1413	2	11047,11052	82
Dolomite ()*	None	CaMg(CO₃)₂			1	11046	9895
Dumontite ()*	None	Pb₂(UO₂)₃O₂(PO₄)₂·5H₂O	1733	1413	1	11047	20
Eskebornite ()*	Chalcopyrite	CuFeSe₂			1	11052	26
Galena ()*	Rocksalt	PbS	1953	592	4	11047,11048,11049,11052	24243
Goethite ()*	Diaspore	FeO(OH)			1	11050	7437
Gold ()*	Copper	Au	1953	592	4	11046,11047,11049,11052	30554
Graphite ()*	None	C			1	11046	2812
Heisenbergite ()*	Not in a structural group	(UO₂)(OH)₂·H₂O	1733	1413	1	11047	3
Hematite ()*	Corundum	Fe₂O₃	998	592	3	11046,11049,11050	14640
Kasolite ()*	None	Pb(UO₂)(SiO₄)·H₂O	1733	1413	1	11047	198
Marcasite ()*	Marcasite	FeS₂			1	11052	5674
Masuyite ()*	None	Pb(UO₂)₃O₃(OH)₂·3H₂O	935	747	1	11049	23
Meta-autunite ()*	Meta-autunite	Ca(UO₂)₂(PO₄)₂·6H₂O	1733	747	3	11047,11049,11052	388
Metatorbernite ()*	None	Cu(UO₂)₂(PO₄)₂·8H₂O	1733	747	3	11047,11049,11055	443
Metazeunerite ()*	None	Cu(UO₂)₂(AsO₄)₂·8H₂O	1733	1413	1	11047	182
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	998	592	3	11046,11049,11050	17380
Palladium ()*	Copper	Pd	998	592	2	11046,11049	59
Palladseite ()*	None	Pd₁₇Se₁₅			1	11046	6
Phosphuranylite ()*	Phosphuranylite	KCa(H₃O)₃(UO₂)₇(PO₄)₄O₄·8H₂O	935	747	2	11049,11055	182
Platinum ()*	Copper	Pt	998	592	2	11046,11049	485
Pyrite ()*	Pyrite	FeS₂	1953	592	5	11046,11047,11048,11049,11052	39462
Quartz ()*	Quartz	SiO₂	1953	733	3	11046,11047,11055	61156
Rutherfordine ()*	None	(UO₂)(CO₃)	1733	747	2	11047,11049	58
Saléeite ()*	None	Mg(UO₂)₂(PO₄)₂(H₂O)₁₀	1733	747	2	11047,11049	95
Siderite ()*	Calcite	Fe(CO₃)			1	11052	6417
Soddyite ()*	None	(UO₂)₂(SiO₄)(H₂O)₂	1733	747	2	11047,11049	44
Stibiopalladinite ()*	None	Pd₅Sb₂			1	11046	75
Sudburyite ()*	Nickeline	PdSb			1	11046	46
Threadgoldite ()*	None	Al(UO₂)₂(PO₄)₂(OH)·8H₂O	1733	747	4	11047,11049,11052,11055	9
Tiemannite ()*	Sphalerite	HgSe			1	11046	83
Torbernite ()*	None	Cu(UO₂)₂(PO₄)₂·12H₂O	1733	747	4	11046,11047,11049,11055	1059
Uraninite ()*	Fluorite	UO₂	1733	747	5	11046,11047,11048,11049,11052	2718
Uranophane-α ()*	None	Ca(UO₂)₂(SiO₃OH)₂·5H₂O	935	747	1	11049	890
Uranopilite ()*	None	(UO₂)₆(SO₄)O₂(OH)₆·14H₂O	935	747	1	11049	94
Vandendriesscheite ()*	None	Pb_1.6(UO₂)₁₀O₆(OH)₁₁·11H₂O	1733	747	2	11047,11049	52

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Giersdorf_00000709	Uranium mineralization of the Palette mine is hosted by the Coronation sandstone, between the sandstone and the Koolpin formation.
Giersdorf_00000710	Uranium mineralization in the El Sherena mine is hosted in a cherty siltstone member of the Koolpin formation
Giersdorf_00000721	Uranium mineralization of the Palette mine is hosted by the Coronation sandstone, between the sandstone and the Koolpin formation.
Giersdorf_00000722	Uranium mineralization of the Palette mine is hosted by the Coronation sandstone, between the sandstone and the Koolpin formation.
Giersdorf_00000723	Uranium mineralization in the El Sherena mine is hosted in a cherty siltstone member of the Koolpin formation
Giersdorf_00000724	Uranium mineralization in the El Sherena mine is hosted in a cherty siltstone member of the Koolpin formation
Giersdorf_00000725	Uranium mineralization in the El Sherena mine is hosted in a cherty siltstone member of the Koolpin formation
Giersdorf_00000726	Uranium mineralization in the El Sherena mine is hosted in a cherty siltstone member of the Koolpin formation

8 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	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
Giersdorf_00000710	1733	1413	1573±160	U-Pb		high	uraninite	Uraninite	Uraninite	U	41615	El Sherana Mine (El Sherana West Mine), South Alligator River, West Arnhem Region, Northern Territory, Australia	El Sherena Uranium Mine	Chipley et al. (2007)	10.2138/am.2007.2226	AM92_1925	The higher age priority is due to the age being an the upper intercept age for an isochron carried out by the reference paper from laser ablation
Giersdorf_00000723	907	733	820±87	U-Pb	The age range for the El Sherena are described as being significantly variable due to the heterogeneous nature of the samples, with the mottled, altered uraninite present alongside the unaltered crystals.		uraninite	Uraninite	Uraninite	U	41615	El Sherana Mine (El Sherana West Mine), South Alligator River, West Arnhem Region, Northern Territory, Australia	El Sherena Uranium Mine	Chipley et al. (2007)	10.2138/am.2007.2226	AM92_1925	Range of the ages for 18 testing sites from a sample collected at the El Sherena mine.
Giersdorf_00000724	1953	1757	1855±98	U-Pb	The age range for the El Sherena are described as being significantly variable due to the heterogeneous nature of the samples, with the mottled, altered uraninite present alongside the unaltered crystals.		uraninite	Uraninite	Uraninite	U	41615	El Sherana Mine (El Sherana West Mine), South Alligator River, West Arnhem Region, Northern Territory, Australia	El Sherena Uranium Mine	Chipley et al. (2007)	10.2138/am.2007.2226	AM92_1925	Range of the ages for 18 testing sites from a sample collected at the El Sherena mine.
Giersdorf_00000725	1891	1881	1886±5	U-Pb	The metamorphic age of the host Koolpin formation is used as a constraint of the mineralization age of Uranium		uraninite	Uraninite	Uraninite	U	41615	El Sherana Mine (El Sherana West Mine), South Alligator River, West Arnhem Region, Northern Territory, Australia	El Sherena Uranium Mine	Chipley et al. (2007)	10.2138/am.2007.2226	AM92_1925	Age of peak metamorphism of the Koolpin formation, during the Niwumbah event of the Top End Orogeny
Giersdorf_00000726	1833	1823	1828±5	U-Pb	Age of the overlying Pul Pul Rhyolite over the Koolpin formation, providing a constraint for the uranium mineralization in the El Sherena mine		uraninite	Uraninite	Uraninite	U	41615	El Sherana Mine (El Sherana West Mine), South Alligator River, West Arnhem Region, Northern Territory, Australia	El Sherena Uranium Mine	Chipley et al. (2007)	10.2138/am.2007.2226	AM92_1925	Age of the overlying Pul Pul Rhyolite
Giersdorf_00000709	935	747	841±94	U-Pb		high	uraninite	Uraninite	Uraninite	U	13568	Palette Mine, South Alligator River, West Arnhem Region, Northern Territory, Australia	Palette Uranium Mine	Chipley et al. (2007)	10.2138/am.2007.2226	AM92_1925	The higher age priority is due to the age being an the upper intercept age for an isochron carried out by the reference paper from laser ablation
Giersdorf_00000721	676	592	634±42	U-Pb	The age ranges for the sample are largely in agreement with previous works cited by the author, particularly lining up with an intercept age of 730		uraninite	Uraninite	Uraninite	U	13568	Palette Mine, South Alligator River, West Arnhem Region, Northern Territory, Australia	Palette Uranium Mine	Chipley et al. (2007)	10.2138/am.2007.2226	AM92_1925	Range of the ages for 14 testing sites across 5 grains from a polished sample of the Palette deposit
Giersdorf_00000722	998	930	964±34	U-Pb	The age ranges for the sample are largely in agreement with previous works cited by the author, particularly lining up with an intercept age of 730		uraninite	Uraninite	Uraninite	U	13568	Palette Mine, South Alligator River, West Arnhem Region, Northern Territory, Australia	Palette Uranium Mine	Chipley et al. (2007)	10.2138/am.2007.2226	AM92_1925	Range of the ages for 14 testing sites across 5 grains from a polished sample of the Palette deposit.

Sample	Source Locality	Reference URL
R090018	El Sherana Mine (El Sherana West Mine), South Alligator River, West Arnhem Region, Northern Territory, Australia	https://rruff.info/R090018
R060407	Palette Mine, South Alligator River, West Arnhem Region, Northern Territory, Australia	https://rruff.info/R060407

All locality data graciously provided by mindat.org

All age data...