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:
Unnamed Pegmatite, Ruby Mts, Elko Co., Nevada, USA

Oldest recorded age at locality: 85.15
Youngest recorded age at locality: 30.7

mindat Locality ID: 63387
mindat URL: http://www.mindat.org/loc-63387.html

Tectonic Settings:

Total number of sublocalities beneath "Unnamed Pegmatite, Ruby Mts, Elko Co., Nevada, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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	Mica	None	Olivine

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 H K O Si

Elements from minerals reported directly at this locality: Al Be H K O Si

Structural Groups for minerals in this locality:
Beryl Clay Mica None Olivine

3 IMA Minerals at location:

Beryl ()*	Chrysoberyl ()*	Muscovite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	85.15	82.65	4286
Chrysoberyl ()*	Olivine	BeAl₂O₄	85.15	82.65	321
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	85.15	82.65	17380

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
josh-tmp0001	Precambrian igneous complex separated from paleozoic sequence to the south by 3 generations of granites
josh-tmp0002	Precambrian igneous complex separated from paleozoic sequence to the south by 3 generations of granites

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
	josh-tmp0001	85.15	82.65	83.9±1.25	Rb-Sr	2nd generation granite intrusion into Ruby metamorphic core complex	high	whole rock			Yes		Beryl, Muscovite, Zircon	Li, Rb, Cs, Sn, Be, Ta	61943	Northern Ruby Mountains, Ruby Mts, Elko Co., Nevada, USA	Ruby Mountains	Černý (1991)	10.1016/0301-9268(91)90111-M	PR51_429	2nd generation granite intrusion into Ruby metamorphic core complex
	josh-tmp0002	33.1	30.7	31.9±1.2	Rb-Sr	3rd generation granite intrusion into Ruby metamorphic core complex		whole rock			Yes				61943	Northern Ruby Mountains, Ruby Mts, Elko Co., Nevada, USA	Ruby Mountains	Černý (1991)	10.1016/0301-9268(91)90111-M	PR51_429	3rd generation granite intrusion into Ruby metamorphic core complex

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...