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:
Entia Valley, Ambalindum Station, Harts Range (Harts Ranges; Hartz Range; Hartz Ranges), Central Desert Region, Northern Territory, Australia

Oldest recorded age at locality: 336
Youngest recorded age at locality: 324

mindat Locality ID: 18806
mindat URL: http://www.mindat.org/loc-18806.html

Tectonic Settings:

Total number of sublocalities beneath "Entia Valley, Ambalindum Station, Harts Range (Harts Ranges; Hartz Range; Hartz Ranges), Central Desert Region, Northern Territory, Australia": 0
Total number of bottom-level sublocalities: 0

Latitude: 23°18'18"S
Longitude: 135°16'25"E
Decimal Degree (lat, lon): -23.305,135.27361111111

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.

Beryl	Clay	Clinozoisite	Corundum	Diaspore	Epidote	Feldspar	Garnet	Mica	None
Not in a structural group	Quartz	Rutile	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: Al Ca Fe H K Mg Na O Si Ti

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

Structural Groups for minerals in this locality:
Beryl Clay Clinozoisite Corundum Diaspore Epidote Feldspar Garnet Mica None
Not in a structural group Quartz Rutile Titanite

13 IMA Minerals at location:

Albite ()*	Almandine ()*	Cordierite ()*	Corundum ()*	Diaspore ()*
Epidote ()*	Kyanite ()*	Microcline ()*	Muscovite ()*	Quartz ()*
Rutile ()*	Sillimanite ()*	Titanite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	336	324	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	336	324	2353
Cordierite ()*	Beryl	Mg₂Al₄Si₅O₁₈	336	324	1008
Corundum ()*	Corundum	Al₂O₃	336	324	1797
Diaspore ()*	Diaspore	AlO(OH)	336	324	481
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	336	324	8173
Kyanite ()*	Not in a structural group	Al₂OSiO₄	336	324	1507
Microcline ()*	Feldspar	K(AlSi₃O₈)	336	324	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	336	324	17380
Quartz ()*	Quartz	SiO₂	336	324	61156
Rutile ()*	Rutile	TiO₂	336	324	5614
Sillimanite ()*	Not in a structural group	Al₂SiO₅	336	324	1516
Titanite ()*	Titanite	CaTi(SiO₄)O	336	324	4899

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
	Bradley_2012_094	336	324	330±6	U/Pb			zircon				Zircon			18806	Entia Valley, Ambalindum Station, Harts Range (Harts Ranges; Hartz Range; Hartz Ranges), Central Desert Region, Northern Territory, Australia	[Entia Gneiss Cplx]	McCauley and Bradley (2014)	10.3749/canmin.52.2.183	CM52_183

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...