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:
Admiral Bay Deposit, Nita Downs Station, Broome Shire, Western Australia, Australia

Oldest recorded age at locality: 485
Youngest recorded age at locality: 419

mindat Locality ID: 270088
mindat URL: http://www.mindat.org/loc-270088.html

Tectonic Settings:

Total number of sublocalities beneath "Admiral Bay Deposit, Nita Downs Station, Broome Shire, Western Australia, Australia": 0
Total number of bottom-level sublocalities: 0

Latitude: 19°13'37"S
Longitude: 122°16'48"E
Decimal Degree (lat, lon): -19.226944444444,122.28

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.

Aragonite	Baryte	Calcite	Chalcopyrite	Clay	Corundum	Fluorite	Gypsum	Marcasite	Mica
None	Not in a structural group	Pyrite	Quartz	Rocksalt	Sphalerite	Spinel

Anhydrite ()*	Baryte ()*	Cerussite ()*	Chalcopyrite ()*	Dolomite ()*
Fluorite ()*	Galena ()*	Gypsum ()*	Hematite ()*	Hemimorphite ()*
Hydrozincite ()*	Magnetite ()*	Marcasite ()*	Muscovite ()*	Pyrite ()*
Quartz ()*	Siderite ()*	Smithsonite ()*	Sphalerite ()*

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 F Fe H K Mg O Pb S Si Zn

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

Structural Groups for minerals in this locality:
Aragonite Baryte Calcite Chalcopyrite Clay Corundum Fluorite Gypsum Marcasite Mica
None Not in a structural group Pyrite Quartz Rocksalt Sphalerite Spinel

19 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Anhydrite ()*	Not in a structural group	Ca(SO₄)	485	419	1588
Baryte ()*	Baryte	Ba(SO₄)	485	419	11547
Cerussite ()*	Aragonite	Pb(CO₃)	485	419	4979
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	485	419	27198
Dolomite ()*	None	CaMg(CO₃)₂	485	419	9895
Fluorite ()*	Fluorite	CaF₂	485	419	9617
Galena ()*	Rocksalt	PbS	485	419	24243
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	485	419	6890
Hematite ()*	Corundum	Fe₂O₃	485	419	14640
Hemimorphite ()*	Not in a structural group	Zn₄(Si₂O₇)(OH)₂·H₂O	485	419	1689
Hydrozincite ()*	None	Zn₅(CO₃)₂(OH)₆	485	419	1066
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	485	419	14899
Marcasite ()*	Marcasite	FeS₂	485	419	5674
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	485	419	17380
Pyrite ()*	Pyrite	FeS₂	485	419	39462
Quartz ()*	Quartz	SiO₂	485	419	61156
Siderite ()*	Calcite	Fe(CO₃)	485	419	6417
Smithsonite ()*	Calcite	Zn(CO₃)	485	419	2473
Sphalerite ()*	Sphalerite	ZnS	485	419	21482

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-00006	485	470	Early Ordovician		host rock age									270088	Admiral Bay Deposit, Nita Downs Station, Broome Shire, Western Australia, Australia	Admiral Bay	Taylor et al. (2009)		USGSOFR2009_1297
	sedznpb-00010	427	419	Late Silurian											270088	Admiral Bay Deposit, Nita Downs Station, Broome Shire, Western Australia, Australia	Admiral Bay	Singer et al. (2009)		USGSOFR2009-1252

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...