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:
Shuangfengshan II Hg-Au Deposit (Occurrence No. 1583), Twin Peaks Area, Barkol Co. (Barköl Co.; Balikun Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China

Oldest recorded age at locality: 270
Youngest recorded age at locality: 182

mindat Locality ID: 185625
mindat URL: http://www.mindat.org/loc-185625.html

Tectonic Settings:

Total number of sublocalities beneath "Shuangfengshan II Hg-Au Deposit (Occurrence No. 1583), Twin Peaks Area, Barkol Co. (Barköl Co.; Balikun Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China": 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.

Calcite	Clay	Copper	Kaolinite	None	Pyrite	Pyrophyllite	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 Au C Ca Fe H Hg O S Si

Elements from minerals reported directly at this locality: Al Au C Ca Fe H Hg O S Si

Structural Groups for minerals in this locality:
Calcite Clay Copper Kaolinite None Pyrite Pyrophyllite Quartz

7 IMA Minerals at location:

Calcite ()*	Cinnabar ()*	Gold ()*	Kaolinite ()*	Pyrite ()*
Pyrophyllite ()*	Quartz ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Calcite ()*	Calcite	Ca(CO₃)	270	182	27770
Cinnabar ()*	None	HgS	270	182	2600
Gold ()*	Copper	Au	270	182	30554
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	270	182	5591
Pyrite ()*	Pyrite	FeS₂	270	182	39462
Pyrophyllite ()*	Clay Pyrophyllite	Al₂Si₄O₁₀(OH)₂	270	182	771
Quartz ()*	Quartz	SiO₂	270	182	61156

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
	Kristen002264	247	205	226±21	Rb-Sr						Yes				144062	Shuangfengshan Au Deposit (Twin Peaks Au Deposit), Twin Peaks Area, Barkol Co. (Barköl Co.; Balikun Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China	Shuangfengshan Au Deposit	Han et al. (2014)	10.1111/rge.12033	RG64_136
	Kristen002265	270	182	226±44	Rb-Sr						Yes				144062	Shuangfengshan Au Deposit (Twin Peaks Au Deposit), Twin Peaks Area, Barkol Co. (Barköl Co.; Balikun Co.), Hami Prefecture (Kumul Prefecture; Qumul Prefecture), Xinjiang, China	Shuangfengshan Au Deposit	Han et al. (2014)	10.1111/rge.12033	RG64_136

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...