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:
West Zone, Martins Fluorite (Speewah Prospect), Kachana Station, Wyndham-East Kimberley Shire, Western Australia, Australia

Oldest recorded age at locality: 1873
Youngest recorded age at locality: 1853

mindat Locality ID: 291142
mindat URL: http://www.mindat.org/loc-291142.html

Tectonic Settings:

Total number of sublocalities beneath "West Zone, Martins Fluorite (Speewah Prospect), Kachana Station, Wyndham-East Kimberley Shire, Western Australia, Australia": 1
Total number of bottom-level sublocalities: 2

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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.

Baryte	Chalcopyrite	Fluorite	None	Quartz	Rocksalt

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: Ba Ca Cu F Fe O Pb S Si

Elements from minerals reported directly at this locality: Ba Ca Cu F Fe O Pb S Si

Structural Groups for minerals in this locality:
Baryte Chalcopyrite Fluorite None Quartz Rocksalt

5 IMA Minerals at location:

Baryte ()*	Chalcopyrite ()*	Fluorite ()*	Galena ()*	Quartz ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Baryte ()*	Baryte	Ba(SO₄)	1873	1853	11547
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1873	1853	27198
Fluorite ()*	Fluorite	CaF₂	1873	1853	9617
Galena ()*	Rocksalt	PbS	1873	1853	24243
Quartz ()*	Quartz	SiO₂	1873	1853	61156

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Jen_0001065	MAGMATIC STYLE: Dyke at least 20 m wide and 80 m long. ASSOCIATED SILICATE ROCKS: K-feldspar fenite.

1 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
	Jen_0001065	1873	1853	1863±10	U-Pb			zircon			Yes	Zircon			126076	Martins Fluorite (Speewah Prospect), Kachana Station, Wyndham-East Kimberley Shire, Western Australia, Australia	Yungul	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796	On geological grounds, Alvin et al. (2004) consider the age to be probably Upper Jurassic to Lower Cretaceous and that the dated zircon is xenocrystal.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...