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:
Tat'yana Pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia

Oldest recorded age at locality: 245
Youngest recorded age at locality: 240

mindat Locality ID: 125723
mindat URL: http://www.mindat.org/loc-125723.html

Tectonic Settings:

Total number of sublocalities beneath "Tat'yana Pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia": 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.

Allanite	Amphibole	Bastnäsite	Calcite	Cancrinite-sodalite	Chevkinite	Chlorite	Clay	Clinozoisite	Columbite
Epidote	Feldspar	Gadolinite	Ilvaite	None	Pyrite	Pyroxene	Quartz	Sapphirine	Scheelite
Sodalite	Stilpnomelane	Zircon

Aegirine ()*	Aenigmatite ()*	Allanite-(Ce) ()*	Arfvedsonite ()*	Bavenite ()*
Calcite ()*	Chevkinite-(Ce) ()*	Clinochlore ()*	Epidote ()*	Fergusonite-(Y) ()*
Fersmite ()*	Gadolinite-(Y) ()*	Genthelvite ()*	Hingganite-(Ce) ()*	Hingganite-(Y) ()*
Hydroxylbastnäsite-(Ce) ()*	Ilvaite ()*	Microcline ()*	Pyrite ()*	Quartz ()*
Stilpnomelane ()*	Thorite ()*	Xenotime-(Y) ()*	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 Be C Ca Ce F Fe H K Mg Na Nb O P S Si Ta Th Ti Y Zn Zr

Elements from minerals reported directly at this locality: Al Be C Ca Ce Fe H K Mg Na Nb O P S Si Th Ti Y Zn Zr

Structural Groups for minerals in this locality:
Allanite Amphibole Bastnäsite Calcite Cancrinite-sodalite Chevkinite Chlorite Clay Clinozoisite Columbite
Epidote Feldspar Gadolinite Ilvaite None Pyrite Pyroxene Quartz Sapphirine Scheelite
Sodalite Stilpnomelane Zircon

24 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	245	240	1022
Aenigmatite ()*	Sapphirine	Na₄[Fe²⁺₁₀Ti₂]O₄[Si₁₂O₃₆]	245	240	133
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	245	240	706
Arfvedsonite ()*	Amphibole	NaNa₂(Fe²⁺₄Fe³⁺)Si₈O₂₂(OH)₂	245	240	295
Bavenite ()*	None	Ca₄Be_2+xAl_2-xSi₉O_26-x(OH)_2+x (x = 0 to 1)	245	240	255
Calcite ()*	Calcite	Ca(CO₃)	245	240	27770
Chevkinite-(Ce) ()*	Chevkinite	Ce₄(Ti,Fe²⁺,Fe³⁺)₅O₈(Si₂O₇)₂	245	240	89
Clinochlore ()*	Chlorite Clay	Mg₅Al(AlSi₃O₁₀)(OH)₈	245	240	1756
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	245	240	8173
Fergusonite-(Y) ()*	Scheelite	YNbO₄	245	240	196
Fersmite ()*	Columbite	CaNb₂O₆	245	240	83
Gadolinite-(Y) ()*	Gadolinite	Y₂Fe²⁺Be₂O₂(SiO₄)₂	245	240	163
Genthelvite ()*	Cancrinite-sodalite Sodalite	Be₃Zn₄(SiO₄)₃S	245	240	60
Hingganite-(Ce) ()*	Gadolinite	BeCe(SiO₄)(OH)	245	240	13
Hingganite-(Y) ()*	Gadolinite	BeY(SiO₄)(OH)	245	240	55
Hydroxylbastnäsite-(Ce) ()*	Bastnäsite	Ce(CO₃)(OH)	245	240	16
Ilvaite ()*	Ilvaite	CaFe³⁺Fe²⁺₂O(Si₂O₇)(OH)	245	240	197
Microcline ()*	Feldspar	K(AlSi₃O₈)	245	240	4924
Pyrite ()*	Pyrite	FeS₂	245	240	39462
Quartz ()*	Quartz	SiO₂	245	240	61156
Stilpnomelane ()*	Stilpnomelane Clay	(K,Ca,Na)(Fe,Mg,Al)₈(Si,Al)₁₂(O,OH)₃₆·nH₂O	245	240	456
Thorite ()*	Zircon	Th(SiO₄)	245	240	1006
Xenotime-(Y) ()*	Zircon	Y(PO₄)	245	240	939
Zircon ()*	Zircon	Zr(SiO₄)	245	240	5251

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
	Cr-00058	245	240	240	K, He			lepidolite, serizitolite			Yes		Senaite	Cr	26157	Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia		Gastil (1960)	10.2475/ajs.258.1.1	AJS258_1

Sample	Source Locality	Reference URL
R060857	Tat'yana Pegmatite, Mount Ulyn Khuren, Khaldzan Buragtag Massif, Altai Mts, Hovd Aimag (Khovd Aimag), Mongolia	https://rruff.info/R060857

All locality data graciously provided by mindat.org

All age data...