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:
Black Flag Goldfield, Kalgoorlie-Boulder Shire, Western Australia, Australia

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

mindat Locality ID: 106619
mindat URL: http://www.mindat.org/loc-106619.html

Tectonic Settings:

Total number of sublocalities beneath "Black Flag Goldfield, Kalgoorlie-Boulder Shire, Western Australia, Australia": 44
Total number of bottom-level sublocalities: 42

Number of Child Localities: 2
Child Localities:
Grant's Patch
Mount Pleasant

Latitude: 30°29'2"S
Longitude: 121°11'36"E
Decimal Degree (lat, lon): -30.483888888889,121.19333333333

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.

Amorphous	Amphibole	Arsenopyrite	Calcite	Chalcopyrite	Clay	Clinozoisite	Copper	Corundum	Diaspore
Epidote	Feldspar	Gypsum	Kaolinite	Mica	Nickeline	None	Pyrite	Quartz	Rocksalt
Rutile	Scheelite	Sphalerite	Spinel	Talc	Tetrahedrite	Titanite

Actinolite ()*	Albite ()*	Ankerite ()*	Arsenopyrite ()*	Calcite ()*
Cassiterite ()*	Chalcopyrite ()*	Dolomite ()*	Epidote ()*	Freibergite ()*
Galena ()*	Goethite ()*	Gold ()*	Gypsum ()*	Hematite ()*
Ilmenite ()*	Kaolinite ()*	Magnetite ()*	Muscovite ()*	Opal ()*
Pyrite ()*	Pyrrhotite ()*	Quartz ()*	Rutile ()*	Scheelite ()*
Sphalerite ()*	Talc ()*	Tennantite-(Fe) ()*	Tetrahedrite-(Zn) ()*	Titanite ()*

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: Ag Al As Au C Ca Cu Fe H K Mg Na O Pb S Sb Si Sn Ti W Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amorphous Amphibole Arsenopyrite Calcite Chalcopyrite Clay Clinozoisite Copper Corundum Diaspore
Epidote Feldspar Gypsum Kaolinite Mica Nickeline None Pyrite Quartz Rocksalt
Rutile Scheelite Sphalerite Spinel Talc Tetrahedrite Titanite

30 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
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	2680	2600	1	16575	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	2680	2600	2	16575,16581	8803
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	2680	2600	1	16575	3092
Arsenopyrite ()*	Arsenopyrite	FeAsS	2680	2600	2	16575,16587	9052
Calcite ()*	Calcite	Ca(CO₃)	2680	2600	2	16575,16581	27770
Cassiterite ()*	Rutile	SnO₂	2680	2600	1	16587	5171
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	2680	2600	4	16556,16575,16581,16587	27198
Dolomite ()*	None	CaMg(CO₃)₂	2680	2600	2	16580,16581	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	2680	2600	1	16587	8173
Freibergite ()*	Tetrahedrite	Ag₆[Cu₄Fe₂]Sb₄S₁₂	2680	2600	1	16587	663
Galena ()*	Rocksalt	PbS	2680	2600	6	16556,16569,16575,16577,16581,16587	24243
Goethite ()*	Diaspore	FeO(OH)	2680	2600	1	16580	7437
Gold ()*	Copper	Au	2680	2600	38	16549,16550,16551,16554,16555,16556,16558,16559,16560,16561,16562,16564,16565,16566,16567,16568,16569,16570,16571,16572,16573,16574,16575,16576,16577,16578,16579,16580,16581,16582,16583,16584,16585,16587,16588,16589,16590,16591	30554
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	2680	2600	1	16580	6890
Hematite ()*	Corundum	Fe₂O₃	2680	2600	3	16558,16580,16581	14640
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	2680	2600	1	16575	5433
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	2680	2600	1	16580	5591
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	2680	2600	2	16575,16581	14899
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	2680	2600	3	16575,16581,16588	17380
Opal ()*	Amorphous	SiO₂·nH₂O	2680	2600	3	16552,16557,16580	2994
Pyrite ()*	Pyrite	FeS₂	2680	2600	5	16556,16569,16575,16581,16587	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	2680	2600	3	16569,16575,16581	9056
Quartz ()*	Quartz	SiO₂	2680	2600	9	16566,16569,16575,16577,16579,16580,16581,16587,16588	61156
Rutile ()*	Rutile	TiO₂	2680	2600	2	16575,16581	5614
Scheelite ()*	Scheelite	Ca(WO₄)	2680	2600	2	16575,16577	4894
Sphalerite ()*	Sphalerite	ZnS	2680	2600	4	16575,16577,16581,16587	21482
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	2680	2600	1	16558	3337
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	2680	2600	1	16587	1803
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	2680	2600	1	16587	5317
Titanite ()*	Titanite	CaTi(SiO₄)O	2680	2600	1	16581	4899

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...