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:
Lepidolite Hill Pegmatite, Nepean, Coolgardie Shire, Western Australia, Australia

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

mindat Locality ID: 251057
mindat URL: http://www.mindat.org/loc-251057.html

Tectonic Settings:

Total number of sublocalities beneath "Lepidolite Hill Pegmatite, Nepean, Coolgardie Shire, Western Australia, Australia": 0
Total number of bottom-level sublocalities: 0

Latitude: 31°5'50"S
Longitude: 121°4'36"E
Decimal Degree (lat, lon): -31.097222222222,121.07666666667

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.

Analcime	Beryl	Chlorite	Clay	Feldspar	Garnet	Mica	None	Not in a structural group	Quartz

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 Be Cs H K Li Mn Na O Si

Elements from minerals reported directly at this locality: Al Be Cs H K Li Mn Na O Si

Structural Groups for minerals in this locality:
Analcime Beryl Chlorite Clay Feldspar Garnet Mica None Not in a structural group Quartz

9 IMA Minerals at location:

Albite ()*	Beryl ()*	Cookeite ()*	Microcline ()*	Muscovite ()*
Petalite ()*	Pollucite ()*	Quartz ()*	Spessartine ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	2550	2550	8803
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	2550	2550	4286
Cookeite ()*	Chlorite Clay	(Al,Li)₃Al₂(Si,Al)₄O₁₀(OH)₈	2550	2550	181
Microcline ()*	Feldspar	K(AlSi₃O₈)	2550	2550	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	2550	2550	17380
Petalite ()*	Not in a structural group	LiAlSi₄O₁₀	2550	2550	124
Pollucite ()*	Analcime	Cs(Si₂Al)O₆·nH₂O	2550	2550	140
Quartz ()*	Quartz	SiO₂	2550	2550	61156
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃	2550	2550	1214

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
	Be-00037	2550	2550	2550			high				Yes		Bavenite, Moraesite	Be	17479	Londonderry Li Deposit (Londonderry Feldspar Quarry; Fraser's Find; Frazer's Find; Scahill's Quarry), Nepean, Coolgardie Shire, Western Australia, Australia		Jacobson et al. (2007)		BOOK_GPWA

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...