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:
Mud Tank Vermiculite Mine, Alcoota Station, Central Desert Region, Northern Territory, Australia

Oldest recorded age at locality: 810
Youngest recorded age at locality: 660

mindat Locality ID: 294755
mindat URL: http://www.mindat.org/loc-294755.html

Tectonic Settings:

Total number of sublocalities beneath "Mud Tank Vermiculite Mine, Alcoota Station, Central Desert Region, Northern Territory, Australia": 0
Total number of bottom-level sublocalities: 0

Latitude: 23°'59"S
Longitude: 134°16'42"E
Decimal Degree (lat, lon): -23.016388888889,134.27833333333

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.

Amphibole	Calcite	Clay	Feldspar	Mica	None	Pyroxene	Quartz	Smectite-vermiculite	Spinel
Zircon

Aegirine ()*	Albite ()*	Arfvedsonite ()*	Augite ()*	Calcite ()*
Diopside ()*	Dolomite ()*	Hastingsite ()*	Katophorite ()*	Magnetite ()*
Muscovite ()*	Phlogopite ()*	Quartz ()*	Riebeckite ()*	Taramite ()*
Vermiculite ()*	Winchite ()*	Zircon ()*

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 C Ca Fe H K Mg Na O Si Zr

Elements from minerals reported directly at this locality: Al C Ca Fe H K Mg Na O Si Zr

Structural Groups for minerals in this locality:
Amphibole Calcite Clay Feldspar Mica None Pyroxene Quartz Smectite-vermiculite Spinel
Zircon

18 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	810	660	1022
Albite ()*	Feldspar	Na(AlSi₃O₈)	810	660	8803
Arfvedsonite ()*	Amphibole	NaNa₂(Fe²⁺₄Fe³⁺)Si₈O₂₂(OH)₂	810	660	295
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	810	660	2060
Calcite ()*	Calcite	Ca(CO₃)	810	660	27770
Diopside ()*	Pyroxene	CaMgSi₂O₆	810	660	4135
Dolomite ()*	None	CaMg(CO₃)₂	810	660	9895
Hastingsite ()*	Amphibole	NaCa₂(Fe²⁺₄Fe³⁺)(Si₆Al₂)O₂₂(OH)₂	810	660	209
Katophorite ()*	Amphibole	Na(NaCa)(Mg₄Al)(Si₇Al)O₂₂(OH)₂	810	660	46
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	810	660	14899
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	810	660	17380
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	810	660	2273
Quartz ()*	Quartz	SiO₂	810	660	61156
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂	810	660	375
Taramite ()*	Amphibole	Na(NaCa)(Mg₃Al₂)(Si₆Al₂)O₂₂(OH)₂	810	660	10
Vermiculite ()*	Clay Smectite-vermiculite	Mg_0.7(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O	810	660	652
Winchite ()*	Amphibole	(NaCa)(Mg₄Al)Si₈O₂₂(OH)₂	810	660	51
Zircon ()*	Zircon	Zr(SiO₄)	737	727	5251

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Jen_0000973	MAGMATIC STYLE: Irregular bodies strung out over about 2 km, dykes and boudins. ASSOCIATED SILICATE ROCKS: Peralkaline syenite inclusions which are probably fenite.
Jen_0000974	MAGMATIC STYLE: Irregular bodies strung out over about 2 km, dykes and boudins. ASSOCIATED SILICATE ROCKS: Peralkaline syenite inclusions which are probably fenite.
Jen_0000975	MAGMATIC STYLE: Irregular bodies strung out over about 2 km, dykes and boudins. ASSOCIATED SILICATE ROCKS: Peralkaline syenite inclusions which are probably fenite.

3 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	Dated Mineral	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
Jen_0000973	733	733	733				294755	Mud Tank Vermiculite Mine, Alcoota Station, Central Desert Region, Northern Territory, Australia	Mud Tank	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000974	737	727	732±5	U-Pb	zircon	Zircon	294755	Mud Tank Vermiculite Mine, Alcoota Station, Central Desert Region, Northern Territory, Australia	Mud Tank	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000975	810	660	735±75	Rb-Sr	whole rock		294755	Mud Tank Vermiculite Mine, Alcoota Station, Central Desert Region, Northern Territory, Australia	Mud Tank	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...