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:
Broad Arrow, Broad Arrow Goldfield, Kalgoorlie-Boulder Shire, Western Australia, Australia

Oldest recorded age at locality: 2680
Youngest recorded age at locality: 2600

mindat Locality ID: 270465
mindat URL: http://www.mindat.org/loc-270465.html

Tectonic Settings:

Total number of sublocalities beneath "Broad Arrow, Broad Arrow Goldfield, Kalgoorlie-Boulder Shire, Western Australia, Australia": 21
Total number of bottom-level sublocalities: 21

Number of Child Localities: 21
Child Localities:
Botswana Locker Gold Mine
Bulletin Gold Mine (Six Mile)
Duke Gold Mine
Eldorado Gold Mine (Enni Killen; Arrow Brownhill)
Fenbark Gold Mine
Fenbark Meteorite
Golden Arrow Gold Mine
Golden Cities Gold Mine (Oriental)
Hill End Gold Mine
Mulgarrie Gold Mine (Hayes Find; Hit Or Miss)
Oversight Gold Mine (Tara; Oversight Tara United)
Railway Venture Gold Mine
South Duke Gold Mine
South Star Gold Mine
Surbiton Gold Mine (Scottish Chief)
Talbot Gold Mine (Nemo)
Tregurtha Gold Prospect (Hughes)
Valhalla Gold Mine
Victory Gold Mine
Wendy Gully Gold Mine
Yellow Jacket Gold Mine

Latitude: 30°25'20"S
Longitude: 121°18'57"E
Decimal Degree (lat, lon): -30.422222222222,121.31583333333

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.

Arsenopyrite	Calcite	Clay	Clinozoisite	Copper	Corundum	Epidote	Feldspar	Mica	None
Pyrite	Quartz	Talc

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 Fe H K Mg Na O S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Arsenopyrite Calcite Clay Clinozoisite Copper Corundum Epidote Feldspar Mica None
Pyrite Quartz Talc

13 IMA Minerals at location:

Albite ()*	Arsenopyrite ()*	Calcite ()*	Dolomite ()*	Epidote ()*
Gold ()*	Hematite ()*	Magnesite ()*	Muscovite ()*	Pyrite ()*
Quartz ()*	Talc ()*	Troilite ()*

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
Albite ()*	Feldspar	Na(AlSi₃O₈)	2680	2600	1	16638	8803
Arsenopyrite ()*	Arsenopyrite	FeAsS	2680	2600	1	16638	9052
Calcite ()*	Calcite	Ca(CO₃)	2680	2600	1	16640	27770
Dolomite ()*	None	CaMg(CO₃)₂	2680	2600	1	16629	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	2680	2600	2	16636,16640	8173
Gold ()*	Copper	Au	2680	2600	18	16620,16621,16622,16623,16624,16626,16627,16628,16629,16630,16631,16633,16634,16635,16636,16637,16639,16640	30554
Hematite ()*	Corundum	Fe₂O₃	2680	2600	1	16636	14640
Magnesite ()*	Calcite	Mg(CO₃)	2680	2600	1	16629	1487
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	2680	2600	2	16636,16638	17380
Pyrite ()*	Pyrite	FeS₂	2680	2600	2	16636,16638	39462
Quartz ()*	Quartz	SiO₂	2680	2600	7	16620,16621,16627,16629,16630,16636,16640	61156
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	2680	2600	2	16630,16638	3337
Troilite ()*	None	FeS	2680	2600	1	16625	1044

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
	EG90_845-00003	2678	2670	2674±4	Pb-Pb			zircon			Yes	Zircon			223	Kalgoorlie-Boulder Shire, Western Australia, Australia		Kent and McDougall (1995)	10.2113/gsecongeo.90.4.845	EG90_845
	Hg-00117	2680	2600		Ar-Ar, U-Pb		high				Yes		Coloradoite	Hg	223	Kalgoorlie-Boulder Shire, Western Australia, Australia		Kent and McDougall (1995)	10.2113/gsecongeo.90.4.845	EG90_845

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...