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:
Chenxi Co., Huaihua, Hunan, China

Oldest recorded age at locality: 542
Youngest recorded age at locality: 66

mindat Locality ID: 195084
mindat URL: http://www.mindat.org/loc-195084.html

Tectonic Settings:

Total number of sublocalities beneath "Chenxi Co., Huaihua, Hunan, China": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Dongjiahe Pb-Zn Deposit
Jiuquwan Cu Deposit
Lingshan Au Deposit
Xianrenwan

Latitude: 28°3'30"N
Longitude: 110°15'0"E
Decimal Degree (lat, lon): 28.058333333333,110.25

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.

Baryte	Calcite	Clay	Copper	Fluorite	Kaolinite	Mica	Nickeline	None	Not in a structural group
Pyrite	Quartz	Rocksalt	Sphalerite

Azurite ()*	Baryte ()*	Calcite ()*	Chalcocite ()*	Cuprite ()*
Dolomite ()*	Fluorite ()*	Galena ()*	Gold ()*	Halloysite-7Å ()*
Muscovite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*	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: Al Au Ba C Ca Cu F Fe H K Mg O Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Baryte Calcite Clay Copper Fluorite Kaolinite Mica Nickeline None Not in a structural group
Pyrite Quartz Rocksalt Sphalerite

15 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
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂			1	40334	5509
Baryte ()*	Baryte	Ba(SO₄)	542	66	1	40333	11547
Calcite ()*	Calcite	Ca(CO₃)	542	66	2	40333,40335	27770
Chalcocite ()*	None	Cu₂S			1	40334	5707
Cuprite ()*	Not in a structural group	Cu₂O			1	40334	2970
Dolomite ()*	None	CaMg(CO₃)₂	542	66	2	40333,40335	9895
Fluorite ()*	Fluorite	CaF₂	542	66	1	40333	9617
Galena ()*	Rocksalt	PbS	542	66	2	40333,40335	24243
Gold ()*	Copper	Au			1	40335	30554
Halloysite-7Å ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄			2	40336	52
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂			1	40335	17380
Pyrite ()*	Pyrite	FeS₂	542	66	2	40333,40335	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈			1	40335	9056
Quartz ()*	Quartz	SiO₂	542	66	3	40333,40335,40336	61156
Sphalerite ()*	Sphalerite	ZnS	542	66	1	40333	21482

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
	sedexmvt-00092	252	66	Mesozoic		host rock age									187088	Dongjiahe Pb-Zn Deposit, Chenxi Co., Huaihua, Hunan, China	Dongjiahe	Taylor et al. (2009)		USGSOFR2009_1297
	sedznpb-00155	542	635	Neoproterozoic (Sinian)											187088	Dongjiahe Pb-Zn Deposit, Chenxi Co., Huaihua, Hunan, China	Dongjiahe	Singer et al. (2009)		USGSOFR2009-1252

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...