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:
Tongchang Ore Field, Mian Co., Hanzhong, Shaanxi, China

Oldest recorded age at locality: 1300
Youngest recorded age at locality: 1300

mindat Locality ID: 156637
mindat URL: http://www.mindat.org/loc-156637.html

Tectonic Settings:

Total number of sublocalities beneath "Tongchang Ore Field, Mian Co., Hanzhong, Shaanxi, China": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Tongchang Cu-Au-polymetallic Deposit
Zhangjiashan Cu-Fe Deposit

Latitude: 33°7'59"N
Longitude: 106°19'59"E
Decimal Degree (lat, lon): 33.133055555556,106.33305555556

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.

Amphibole	Arsenopyrite	Calcite	Chalcopyrite	Clay	Clinozoisite	Copper	Epidote	Feldspar	Mica
Molybdenite	Nickeline	None	Pyrite	Pyroxene	Quartz	Sphalerite	Spinel	Tetrahedrite

Albite ()*	Ankerite ()*	Arsenopyrite ()*	Bornite ()*	Calcite ()*
Chalcocite ()*	Chalcopyrite ()*	Diopside ()*	Dolomite ()*	Epidote ()*
Gold ()*	Magnetite ()*	Molybdenite ()*	Muscovite ()*	Pyrite ()*
Pyrrhotite ()*	Quartz ()*	Silver ()*	Sphalerite ()*	Tetrahedrite-(Zn) ()*
Tremolite ()*

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: Ag Al As Au C Ca Cu Fe H K Mg Mo Na O S Sb Si Zn

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

Structural Groups for minerals in this locality:
Amphibole Arsenopyrite Calcite Chalcopyrite Clay Clinozoisite Copper Epidote Feldspar Mica
Molybdenite Nickeline None Pyrite Pyroxene Quartz Sphalerite Spinel Tetrahedrite

21 IMA Minerals at location:

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)	1300	1300	0		8803
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	1300	1300	0		3092
Arsenopyrite ()*	Arsenopyrite	FeAsS	1300	1300	1	42631	9052
Bornite ()*	None	Cu₅FeS₄	1300	1300	1	42631	5516
Calcite ()*	Calcite	Ca(CO₃)	1300	1300	1	42631	27770
Chalcocite ()*	None	Cu₂S	1300	1300	1	42631	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1300	1300	2	42631,42632	27198
Diopside ()*	Pyroxene	CaMgSi₂O₆	1300	1300	2	42631,42632	4135
Dolomite ()*	None	CaMg(CO₃)₂	1300	1300	2	42631,42632	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1300	1300	2	42631,42632	8173
Gold ()*	Copper	Au	1300	1300	0		30554
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1300	1300	2	42631,42632	14899
Molybdenite ()*	Molybdenite	MoS₂	1300	1300	1	42631	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1300	1300	0		17380
Pyrite ()*	Pyrite	FeS₂	1300	1300	2	42631,42632	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	1300	1300	0		9056
Quartz ()*	Quartz	SiO₂	1300	1300	1	42631	61156
Silver ()*	Copper	Ag	1300	1300	0		5186
Sphalerite ()*	Sphalerite	ZnS	1300	1300	0		21482
Tetrahedrite-(Zn) ()*	Tetrahedrite	Cu₆(Cu₄Zn₂)Sb₄S₁₃	1300	1300	0		5317
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	1300	1300	2	42631,42632	2562

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
	vms-00411	1300	1300	Mesoproterozoic										S	156636	Tongchang Cu-Au-polymetallic Deposit, Tongchang Ore Field, Mian Co., Hanzhong, Shaanxi, China	Tongchang	Moiser et al. (2009)		USGSOFR2009_1034

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...