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:
Xiangtan, Hunan, China

mindat Locality ID: 193825
mindat URL: http://www.mindat.org/loc-193825.html

Tectonic Settings:

Total number of sublocalities beneath "Xiangtan, Hunan, China": 9
Total number of bottom-level sublocalities: 6

Number of Child Localities: 3
Child Localities:
Xiangtan Co.
Xiangxiang Co.
Yuhu District

Latitude: 27°52'8"N
Longitude: 112°45'9"E
Decimal Degree (lat, lon): 27.868888888889,112.7525

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.

Amorphous	Baryte	Braunite	Calcite	Clay	Coronadite	Humite	Kaolinite	Mica	None
Pyrite	Quartz	Ramsdellite	Rutile	Serpentine	Spinel

Alleghanyite ()*	Ankerite ()*	Baryte ()*	Bementite ()*	Braunite ()*
Calcite ()*	Caryopilite ()*	Cryptomelane ()*	Dolomite ()*	Hausmannite ()*
Kaolinite ()*	Kutnohorite ()*	Lithiophorite ()*	Manganite ()*	Muscovite ()*
Nsutite ()*	Opal ()*	Pyrite ()*	Pyrolusite ()*	Quartz ()*
Rhodochrosite ()*	Romanèchite ()*	Vernadite ()*

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 Ba C Ca Fe H K Li Mg Mn Na O S Si

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amorphous Baryte Braunite Calcite Clay Coronadite Humite Kaolinite Mica None
Pyrite Quartz Ramsdellite Rutile Serpentine Spinel

23 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Alleghanyite ()*	Humite	Mn²⁺₅(SiO₄)₂(OH)₂	1	40426	77
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	1	40428	3092
Baryte ()*	Baryte	Ba(SO₄)	1	40428	11547
Bementite ()*	Clay	Mn₇Si₆O₁₅(OH)₈	1	40426	173
Braunite ()*	Braunite	Mn²⁺Mn³⁺₆O₈(SiO₄)	1	40428	483
Calcite ()*	Calcite	Ca(CO₃)	3	40421,40427,40428	27770
Caryopilite ()*	Clay Serpentine	Mn²⁺₃Si₂O₅(OH)₄	1	40426	83
Cryptomelane ()*	Coronadite	K(Mn⁴⁺₇Mn³⁺)O₁₆	2	40427,40428	599
Dolomite ()*	None	CaMg(CO₃)₂	1	40428	9895
Hausmannite ()*	Spinel	Mn²⁺Mn³⁺₂O₄	1	40428	350
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	3	40422,40427,40428	5591
Kutnohorite ()*	None	CaMn²⁺(CO₃)₂	1	40428	234
Lithiophorite ()*	None	(Al,Li)(Mn⁴⁺,Mn³⁺)O₂(OH)₂	1	40428	210
Manganite ()*	Rutile	Mn³⁺O(OH)	1	40427	770
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	2	40422,40428	17380
Nsutite ()*	Ramsdellite	Mn²⁺_xMn⁴⁺_1-xO_2-2x(OH)_2x	2	40427,40428	121
Opal ()*	Amorphous	SiO₂·nH₂O	1	40427	2994
Pyrite ()*	Pyrite	FeS₂	2	40427,40428	39462
Pyrolusite ()*	Rutile	MnO₂	2	40427,40428	3106
Quartz ()*	Quartz	SiO₂	3	40422,40427,40428	61156
Rhodochrosite ()*	Calcite	Mn(CO₃)	4	40421,40425,40427,40428	1711
Romanèchite ()*	None	(Ba,H₂O)₂(Mn⁴⁺,Mn³⁺)₅O₁₀	1	40428	312
Vernadite ()*	None	(Mn,Fe,Ca,Na)(O,OH)₂·nH₂O	1	40427	65

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...