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:
Nangqên Co. (Nanqian Co.), Gyêgu Autonomous Prefecture (Yushu Autonomous Prefecture), Qinghai, China

Oldest recorded age at locality: 42.3
Youngest recorded age at locality: 41.5

mindat Locality ID: 228863
mindat URL: http://www.mindat.org/loc-228863.html

Tectonic Settings:

Total number of sublocalities beneath "Nangqên Co. (Nanqian Co.), Gyêgu Autonomous Prefecture (Yushu Autonomous Prefecture), Qinghai, China": 6
Total number of bottom-level sublocalities: 5

Number of Child Localities: 2
Child Localities:
Dajiu Pb-Zn Deposit
Mozhong (Maozhuang)

Latitude: 32°8'59"N
Longitude: 96°45'58"E
Decimal Degree (lat, lon): 32.149722222222,96.766111111111

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	Minium	None	Pyrite	Quartz	Rocksalt	Sphalerite

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: Cu Fe O Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Chalcopyrite Minium None Pyrite Quartz Rocksalt Sphalerite

6 IMA Minerals at location:

Chalcopyrite ()*	Galena ()*	Minium ()*	Pyrite ()*	Quartz ()*
Sphalerite ()*

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
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	42.3	41.5	1	42263	27198
Galena ()*	Rocksalt	PbS			4	42259,42261,42262,42264	24243
Minium ()*	Minium	Pb²⁺₂Pb⁴⁺O₄			1	42264	247
Pyrite ()*	Pyrite	FeS₂	42.3	41.5	2	42262,42263	39462
Quartz ()*	Quartz	SiO₂			3	42261,42262,42264	61156
Sphalerite ()*	Sphalerite	ZnS			1	42259	21482

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
	PorphCu-00176	42.3	41.5	42.3–41.5									Chalcopyrite, Pyrite	Cu	142198	Ridanguo Cu Deposit, Mozhong (Maozhuang), Nangqên Co. (Nanqian Co.), Gyêgu Autonomous Prefecture (Yushu Autonomous Prefecture), Qinghai, China	Ridanguo	Singer et al. (2008)		USGSOFR2008_1155

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...