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:
Koktokay Pegmatite Field (Keketuohai Pegmatite Field), Fuyun Co. (Koktokay Co.), Aletai Prefecture (Altay Prefecture), Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture), Xinjiang, China

Oldest recorded age at locality: 208
Youngest recorded age at locality: 178

mindat Locality ID: 732
mindat URL: http://www.mindat.org/loc-732.html

Tectonic Settings:

Total number of sublocalities beneath "Koktokay Pegmatite Field (Keketuohai Pegmatite Field), Fuyun Co. (Koktokay Co.), Aletai Prefecture (Altay Prefecture), Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture), Xinjiang, China": 5
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Altay Mine
Koktokay No. 1 Pegmatite
Koktokay No. 2 Pegmatite
Tayategou

Latitude: 47°49'54"N
Longitude: 88°8'26"E
Decimal Degree (lat, lon): 47.831666666667,88.140555555556

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	Analcime	Apatite	Beryl	Bismutite	Clay	Clinozoisite	Columbite	Corundum
Epidote	Feldspar	Fluorite	Garnet	Mica	Molybdenite	Monazite	Natrolite	None	Not in a structural group
Olivine	Phenakite	Pyrite	Pyroxene	Quartz	Scheelite	Smectite-vermiculite	Sphalerite	Spinel	Staurolite
Tapiolite	Topaz	Tourmaline	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 B Be Bi C Ca Ce Cs F Fe H Hf K Li Mg Mn Mo Na Nb O P S Si Sn Ta Th Ti U V W Y Zn Zr

Elements from minerals reported directly at this locality: Al Be Bi C Ca Ce Fe H Li Mg Mn Na Nb O P Si Ta Ti U V W Y

Structural Groups for minerals in this locality:
Allanite Amphibole Analcime Apatite Beryl Bismutite Clay Clinozoisite Columbite Corundum
Epidote Feldspar Fluorite Garnet Mica Molybdenite Monazite Natrolite None Not in a structural group
Olivine Phenakite Pyrite Pyroxene Quartz Scheelite Smectite-vermiculite Sphalerite Spinel Staurolite
Tapiolite Topaz Tourmaline Zircon

53 IMA Minerals at location:

Albite ()*	Allanite-(Ce) ()*	Amblygonite ()*	Beryl ()*	Bismutite ()*
Bismutotantalite ()*	Cheralite ()*	Clinobisvanite ()*	Columbite-(Mn) ()*	Elbaite ()*
Epidote ()*	Ertixiite ()*	Eucryptite ()*	Fluorapatite ()*	Fluorite ()*
Foitite ()*	Gahnite ()*	Glaucophane ()*	Hafnon ()*	Holmquistite ()*
Ilmenite ()*	Ishikawaite ()*	Ixiolite ()*	Lithiophilite ()*	Microcline ()*
Molybdenite ()*	Montebrasite ()*	Muscovite ()*	Natrolite ()*	Petalite ()*
Phenakite ()*	Pollucite ()*	Polylithionite ()*	Pucherite ()*	Pyrite ()*
Quartz ()*	Rossmanite ()*	Samarskite-(Y) ()*	Scheelite ()*	Sicklerite ()*
Sokolovaite ()*	Spessartine ()*	Sphalerite ()*	Spodumene ()*	Staurolite ()*
Swinefordite ()*	Tantalite-(Mn) ()*	Tapiolite-(Fe) ()*	Topaz ()*	Trilithionite ()*
Uraninite ()*	Wodginite ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	208	178	3	44548,44549,44551	8803
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	208	178	0		706
Amblygonite ()*	None	LiAl(PO₄)F	208	178	1	44548	244
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	208	178	4	44548,44549,44550,44551	4286
Bismutite ()*	Bismutite	Bi₂O₂(CO₃)	208	178	0		716
Bismutotantalite ()*	None	BiTaO₄	208	178	0		23
Cheralite ()*	Monazite	CaTh(PO₄)₂	208	178	1	44548	50
Clinobisvanite ()*	None	Bi(VO₄)	208	178	0		36
Columbite-(Mn) ()*	Columbite	Mn²⁺Nb₂O₆	208	178	2	44548,44549	289
Elbaite ()*	Tourmaline	Na(Al_1.5Li_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	208	178	1	44548	520
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	208	178	1	44548	8173
Ertixiite ()*	None	Na₂Si₄O₉	208	178	1	44548	1
Eucryptite ()*	Phenakite	LiAlSiO₄	208	178	1	44548	29
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	208	178	1	44548	2740
Fluorite ()*	Fluorite	CaF₂	208	178	1	44548	9617
Foitite ()*	Tourmaline	(Fe²⁺₂Al)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	208	178	1	44548	75
Gahnite ()*	Spinel	ZnAl₂O₄	208	178	1	44548	445
Glaucophane ()*	Amphibole	Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂	208	178	0		286
Hafnon ()*	Zircon	Hf(SiO₄)	208	178	1	44549	11
Holmquistite ()*	Amphibole	Li₂(Mg₃Al₂)Si₈O₂₂(OH)₂	208	178	1	44548	42
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	208	178	0		5433
Ishikawaite ()*	Columbite	(U,Fe,Y)NbO₄	208	178	0		24
Ixiolite ()*	Columbite	(Ta_2/3Mn²⁺_1/3)O₂	208	178	0		148
Lithiophilite ()*	Olivine	LiMn²⁺(PO₄)	208	178	1	44548	155
Microcline ()*	Feldspar	K(AlSi₃O₈)	208	178	2	44548,44551	4924
Molybdenite ()*	Molybdenite	MoS₂	208	208	1	44548	5800
Montebrasite ()*	None	LiAl(PO₄)(OH)	208	178	1	44548	200
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	182	178	3	44548,44549,44551	17380
Natrolite ()*	Natrolite	Na₂(Si₃Al₂)O₁₀·2H₂O	208	178	1	44548	1236
Petalite ()*	Not in a structural group	LiAlSi₄O₁₀	208	178	1	44548	124
Phenakite ()*	Phenakite	Be₂(SiO₄)	208	178	0		326
Pollucite ()*	Analcime	Cs(Si₂Al)O₆·nH₂O	208	178	1	44548	140
Polylithionite ()*	Mica	KLi₂AlSi₄O₁₀F₂	208	178	1	44548	89
Pucherite ()*	Scheelite	Bi(VO₄)	208	178	0		53
Pyrite ()*	Pyrite	FeS₂	208	178	1	44548	39462
Quartz ()*	Quartz	SiO₂	208	178	3	44548,44549,44551	61156
Rossmanite ()*	Tourmaline	(Al₂Li)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	208	178	1	44548	37
Samarskite-(Y) ()*	Columbite	YFe³⁺Nb₂O₈	208	178	0		353
Scheelite ()*	Scheelite	Ca(WO₄)	208	178	0		4894
Sicklerite ()*	Olivine	LiMn²⁺(PO₄)	208	178	0		66
Sokolovaite ()*	Mica	CsLi₂AlSi₄O₁₀F₂	208	178	1	44548	6
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃	208	178	1	44548	1214
Sphalerite ()*	Sphalerite	ZnS	208	178	1	44548	21482
Spodumene ()*	Pyroxene	LiAlSi₂O₆	208	178	3	44548,44549,44550	688
Staurolite ()*	Staurolite	Fe²⁺₂Al₉Si₄O₂₃(OH)	208	178	1	44548	978
Swinefordite ()*	Clay Smectite-vermiculite	Ca_0.2(Li,Al,Mg,Fe)₃(Si,Al)₄O₁₀(OH,F)₂·nH₂O	208	178	1	44548	5
Tantalite-(Mn) ()*	Columbite	Mn²⁺Ta₂O₆	208	178	2	44548,44549	211
Tapiolite-(Fe) ()*	Tapiolite	Fe²⁺Ta₂O₆	208	178	1	44548	88
Topaz ()*	Topaz	Al₂SiO₄F₂	208	178	1	44548	1476
Trilithionite ()*	Mica	KLi_1.5Al_1.5(Si₃Al)O₁₀F₂	208	178	1	44548	28
Uraninite ()*	Fluorite	UO₂	208	178	1	44549	2718
Wodginite ()*	Columbite	Mn²⁺Sn⁴⁺Ta₂O₈	208	178	1	44549	78
Zircon ()*	Zircon	Zr(SiO₄)	208	178	2	44548,44549	5251

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
	Alexandra-0136	182	178	182-178	Ar-Ar	Age of rock		muscovite				Muscovite			732	Koktokay Pegmatite Field (Keketuohai Pegmatite Field), Fuyun Co. (Koktokay Co.), Aletai Prefecture (Altay Prefecture), Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture), Xinjiang, China	Koktokay deposit	Li et al. (2015)	10.1111/1755-6724.12453	AGS89_656
	Alexandra-0137	208	208	208	Re-Os	Age of rock		molybdenite				Molybdenite			732	Koktokay Pegmatite Field (Keketuohai Pegmatite Field), Fuyun Co. (Koktokay Co.), Aletai Prefecture (Altay Prefecture), Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture), Xinjiang, China	Koktokay deposit	Li et al. (2015)	10.1111/1755-6724.12453	AGS89_656

Sample	Source Locality	Reference URL
R070058	Koktokay Pegmatite Field (Keketuohai Pegmatite Field), Fuyun Co. (Koktokay Co.), Aletai Prefecture (Altay Prefecture), Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture), Xinjiang, China	https://rruff.info/R070058
FKM-164	Koktokay No. 3 Pegmatite (Altay No. 3 Pegmatite), Altay Mine, Koktokay Pegmatite Field (Keketuohai Pegmatite Field), Fuyun Co. (Koktokay Co.), Aletai Prefecture (Altay Prefecture), Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture), Xinjiang, China	https://www.rockptx.com/fkm-151-to-fkm-175/#FKM-164
R060252	Koktokay No. 1 Pegmatite, Koktokay Pegmatite Field (Keketuohai Pegmatite Field), Fuyun Co. (Koktokay Co.), Aletai Prefecture (Altay Prefecture), Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture), Xinjiang, China	https://rruff.info/R060252

All locality data graciously provided by mindat.org

All age data...