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:
Chihu Mo-Cu Deposit, Tuwu-Yandong Copper Ore Belt, Hami Co. (Kumul Co.; Qumul Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China

Oldest recorded age at locality: 416
Youngest recorded age at locality: 320.2

mindat Locality ID: 142690
mindat URL: http://www.mindat.org/loc-142690.html

Tectonic Settings:

Total number of sublocalities beneath "Chihu Mo-Cu Deposit, Tuwu-Yandong Copper Ore Belt, Hami Co. (Kumul Co.; Qumul Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China": 0
Total number of bottom-level sublocalities: 0

Latitude: 42°12'0"N
Longitude: 92°58'0"E
Decimal Degree (lat, lon): 42.2,92.966666666667

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.

Chalcopyrite	Clay	Feldspar	Gypsum	Kaolinite	Mica	Molybdenite	None	Pyrite	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 C Ca Cu Fe H K Mg Mo Na O S Si

Elements from minerals reported directly at this locality: Al C Ca Cu Fe H K Mg Mo Na O S Si

Structural Groups for minerals in this locality:
Chalcopyrite Clay Feldspar Gypsum Kaolinite Mica Molybdenite None Pyrite Quartz

11 IMA Minerals at location:

Albite ()*	Bornite ()*	Chalcocite ()*	Chalcopyrite ()*	Dolomite ()*
Gypsum ()*	Kaolinite ()*	Molybdenite ()*	Muscovite ()*	Pyrite ()*
Quartz ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	416	330	8803
Bornite ()*	None	Cu₅FeS₄	416	330	5516
Chalcocite ()*	None	Cu₂S	416	330	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	416	330	27198
Dolomite ()*	None	CaMg(CO₃)₂	416	330	9895
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	416	330	6890
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	416	330	5591
Molybdenite ()*	Molybdenite	MoS₂	416	330	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	416	330	17380
Pyrite ()*	Pyrite	FeS₂	416	330	39462
Quartz ()*	Quartz	SiO₂	416	330	61156

3 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Sample Source	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
Kristen002223	325	320.4	322.7±2.3	Re-Os	mineralization age	molybdenite	Yes	Molybdenite		Cu, Mo, Au	185615	Tuwu-Yandong Copper Ore Belt, Hami Co. (Kumul Co.; Qumul Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China	Tuwu-Yandong Ore Deposit	Han et al. (2014)	10.1111/rge.12033	RG64_136
PorphCu-00181	416	330	Early Devonian to Early Carboniferous						Bornite, Chalcocite, Chalcopyrite, Kaolinite, Molybdenite, Pyrite	Cu	142690	Chihu Mo-Cu Deposit, Tuwu-Yandong Copper Ore Belt, Hami Co. (Kumul Co.; Qumul Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China	Chihu	Singer et al. (2008)		USGSOFR2008_1155
Mo-00327	325.2	320.2	322.7±2.5	Re-Os		molybdenite	Yes	Molybdenite	Molybdenite	Mo	142687	Tuwu Mine, Tuwu-Yandong Copper Ore Belt, Hami Co. (Kumul Co.; Qumul Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China	Tuwu	Rui et al. (2002)	10.1007/s00126-001-0243-6	MD37_393

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...