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:
Barbara Gold Mine (SBS 28 Complex; Shirl-Barbara-Surprise Complex), Coolgardie, Coolgardie Shire, Western Australia, Australia

Oldest recorded age at locality: 2742
Youngest recorded age at locality: 2550

mindat Locality ID: 211612
mindat URL: http://www.mindat.org/loc-211612.html

Tectonic Settings:

Total number of sublocalities beneath "Barbara Gold Mine (SBS 28 Complex; Shirl-Barbara-Surprise Complex), Coolgardie, Coolgardie Shire, Western Australia, Australia": 0
Total number of bottom-level sublocalities: 0

Latitude: 30°57'46"S
Longitude: 121°14'47"E
Decimal Degree (lat, lon): -30.962777777778,121.24638888889

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.

Bismutite	Calcite	Cancrinite-sodalite	Clay	Columbite	Copper	Feldspar	Molybdenite	None	Pyroxene
Quartz	Rutile	Smectite-vermiculite	Sodalite	Sphalerite

Albite ()*	Bismutite ()*	Calcite ()*	Cassiterite ()*	Gold ()*
Helvine ()*	Ixiolite ()*	Molybdenite ()*	Nontronite ()*	Quartz ()*
Rhodochrosite ()*	Siderite ()*	Sphalerite ()*	Spodumene ()*

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 Au Be Bi C Ca Fe H Li Mn Mo Na Nb O S Si Sn Ta Zn

Elements from minerals reported directly at this locality: Al Au Be Bi C Ca Fe H Li Mn Mo Na O S Si Sn Ta Zn

Structural Groups for minerals in this locality:
Bismutite Calcite Cancrinite-sodalite Clay Columbite Copper Feldspar Molybdenite None Pyroxene
Quartz Rutile Smectite-vermiculite Sodalite Sphalerite

14 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	2550	2550	8803
Bismutite ()*	Bismutite	Bi₂O₂(CO₃)	2550	2550	716
Calcite ()*	Calcite	Ca(CO₃)	2550	2550	27770
Cassiterite ()*	Rutile	SnO₂	2550	2550	5171
Gold ()*	Copper	Au	2550	2550	30554
Helvine ()*	Sodalite Cancrinite-sodalite	Be₃Mn²⁺₄(SiO₄)₃S	2550	2550	237
Ixiolite ()*	Columbite	(Ta_2/3Mn²⁺_1/3)O₂	2550	2550	148
Molybdenite ()*	Molybdenite	MoS₂	2550	2550	5800
Nontronite ()*	Clay Smectite-vermiculite	Na_0.3Fe³⁺₂(Si,Al)₄O₁₀(OH)₂·nH₂O	2550	2550	471
Quartz ()*	Quartz	SiO₂	2550	2550	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	2550	2550	1711
Siderite ()*	Calcite	Fe(CO₃)	2550	2550	6417
Sphalerite ()*	Sphalerite	ZnS	2550	2550	21482
Spodumene ()*	Pyroxene	LiAlSi₂O₆	2550	2550	688

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
	Be-00052	2550	2550	2550			high						Danalite	Be	211612	Barbara Gold Mine (SBS 28 Complex; Shirl-Barbara-Surprise Complex), Coolgardie, Coolgardie Shire, Western Australia, Australia		Jacobson et al. (2007)		BOOK_GPWA
	Mo-N382_703-0001	2742	2670	2706±36	Re-Os isochron				Z58542, Z55765, Z55710, Z55725, Z58502, Z58507, Z5		Yes			Mo	225	Kambalda, Coolgardie Shire, Western Australia, Australia	Kambalada, Perseverance, and Mt. Keith	Foster et al. (1996)	10.1038/382703a0	N382_703

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...