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:
Xiaojiawan Mn Deposit, Luotian Co., Huanggang, Hubei, China

mindat Locality ID: 230367
mindat URL: http://www.mindat.org/loc-230367.html

Tectonic Settings:

Total number of sublocalities beneath "Xiaojiawan Mn Deposit, Luotian Co., Huanggang, Hubei, 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.

Amphibole	Braunite	Calcite	Clay	Coronadite	Corundum	Diaspore	Garnet	Kaolinite	Mica
None	Quartz	Rhodonite	Rutile	Smectite-vermiculite	Spinel

Actinolite ()*	Birnessite ()*	Braunite ()*	Calcite ()*	Cryptomelane ()*
Dolomite ()*	Goethite ()*	Hematite ()*	Hollandite ()*	Jacobsite ()*
Kaolinite ()*	Montmorillonite ()*	Muscovite ()*	Phlogopite ()*	Pyrolusite ()*
Quartz ()*	Ranciéite ()*	Rhodochrosite ()*	Rhodonite ()*	Romanèchite ()*
Spessartine ()*	Todorokite ()*	Tremolite ()*	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 Mg Mn Na O Si Sr

Elements from minerals reported directly at this locality: Al Ba C Ca Fe H K Mg Mn Na O Si Sr

Structural Groups for minerals in this locality:
Amphibole Braunite Calcite Clay Coronadite Corundum Diaspore Garnet Kaolinite Mica
None Quartz Rhodonite Rutile Smectite-vermiculite Spinel

24 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	3419
Birnessite ()*	None	(Na,Ca,K)_0.6(Mn⁴⁺,Mn³⁺)₂O₄·1.5H₂O	178
Braunite ()*	Braunite	Mn²⁺Mn³⁺₆O₈(SiO₄)	483
Calcite ()*	Calcite	Ca(CO₃)	27770
Cryptomelane ()*	Coronadite	K(Mn⁴⁺₇Mn³⁺)O₁₆	599
Dolomite ()*	None	CaMg(CO₃)₂	9895
Goethite ()*	Diaspore	FeO(OH)	7437
Hematite ()*	Corundum	Fe₂O₃	14640
Hollandite ()*	Coronadite	Ba(Mn⁴⁺₆Mn³⁺₂)O₁₆	243
Jacobsite ()*	Spinel	Mn²⁺Fe³⁺₂O₄	172
Kaolinite ()*	Clay Kaolinite	Al₂Si₂O₅(OH)₄	5591
Montmorillonite ()*	Clay Smectite-vermiculite	(Na,Ca)_0.3(Al,Mg)₂Si₄O₁₀(OH)₂·nH₂O	1508
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	17380
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	2273
Pyrolusite ()*	Rutile	MnO₂	3106
Quartz ()*	Quartz	SiO₂	61156
Ranciéite ()*	None	(Ca,Mn²⁺)_0.2(Mn⁴⁺,Mn³⁺)O₂·0.6H₂O	177
Rhodochrosite ()*	Calcite	Mn(CO₃)	1711
Rhodonite ()*	Rhodonite	CaMn₃Mn(Si₅O₁₅)	969
Romanèchite ()*	None	(Ba,H₂O)₂(Mn⁴⁺,Mn³⁺)₅O₁₀	312
Spessartine ()*	Garnet	Mn²⁺₃Al₂(SiO₄)₃	1214
Todorokite ()*	None	(Na,Ca,K,Ba,Sr)_1-x(Mn,Mg,Al)₆O₁₂·3-4H₂O	433
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	2562
Vernadite ()*	None	(Mn,Fe,Ca,Na)(O,OH)₂·nH₂O	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...