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:
Laochang Polymetallic Deposit, Lancang Co., Pu'er, Yunnan, China

Oldest recorded age at locality: 300
Youngest recorded age at locality: 300

mindat Locality ID: 155489
mindat URL: http://www.mindat.org/loc-155489.html

Tectonic Settings: Backarc Environment

Total number of sublocalities beneath "Laochang Polymetallic Deposit, Lancang Co., Pu'er, Yunnan, China": 0
Total number of bottom-level sublocalities: 0

Latitude: 22°44'30"N
Longitude: 99°43'30"E
Decimal Degree (lat, lon): 22.741666666667,99.725

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.

Acanthite	Amphibole	Arsenopyrite	Calcite	Chalcopyrite	Clay	Clinozoisite	Corundum	Epidote	Feldspar
Fluorite	Mica	Molybdenite	Nickeline	None	Orpiment	Pyrite	Pyroxene	Quartz	Rocksalt
Rutile	Scheelite	Sphalerite	Spinel	Stibnite

Acanthite ()*	Albite ()*	Arsenopyrite ()*	Bismuthinite ()*	Bornite ()*
Calcite ()*	Cassiterite ()*	Chalcopyrite ()*	Diopside ()*	Dolomite ()*
Epidote ()*	Fluorite ()*	Galena ()*	Hematite ()*	Magnetite ()*
Molybdenite ()*	Muscovite ()*	Orpiment ()*	Pyrite ()*	Pyrrhotite ()*
Quartz ()*	Realgar ()*	Scheelite ()*	Sphalerite ()*	Stibnite ()*
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 Bi C Ca Cu F Fe H K Mg Mo Na O Pb S Sb Si Sn W Zn

Elements from minerals reported directly at this locality: Ag Al As Bi C Ca Cu F Fe H K Mg Mo Na O Pb S Sb Si Sn W Zn

Structural Groups for minerals in this locality:
Acanthite Amphibole Arsenopyrite Calcite Chalcopyrite Clay Clinozoisite Corundum Epidote Feldspar
Fluorite Mica Molybdenite Nickeline None Orpiment Pyrite Pyroxene Quartz Rocksalt
Rutile Scheelite Sphalerite Spinel Stibnite

26 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Acanthite ()*	Acanthite	Ag₂S	300	300	2793
Albite ()*	Feldspar	Na(AlSi₃O₈)	300	300	8803
Arsenopyrite ()*	Arsenopyrite	FeAsS	300	300	9052
Bismuthinite ()*	Stibnite	Bi₂S₃	300	300	1935
Bornite ()*	None	Cu₅FeS₄	300	300	5516
Calcite ()*	Calcite	Ca(CO₃)	300	300	27770
Cassiterite ()*	Rutile	SnO₂	300	300	5171
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	300	300	27198
Diopside ()*	Pyroxene	CaMgSi₂O₆	300	300	4135
Dolomite ()*	None	CaMg(CO₃)₂	300	300	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	300	300	8173
Fluorite ()*	Fluorite	CaF₂	300	300	9617
Galena ()*	Rocksalt	PbS	300	300	24243
Hematite ()*	Corundum	Fe₂O₃	300	300	14640
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	300	300	14899
Molybdenite ()*	Molybdenite	MoS₂	300	300	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	300	300	17380
Orpiment ()*	Orpiment	As₂S₃	300	300	511
Pyrite ()*	Pyrite	FeS₂	300	300	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	300	300	9056
Quartz ()*	Quartz	SiO₂	300	300	61156
Realgar ()*	None	AsS	300	300	712
Scheelite ()*	Scheelite	Ca(WO₄)	300	300	4894
Sphalerite ()*	Sphalerite	ZnS	300	300	21482
Stibnite ()*	Stibnite	Sb₂S₃	300	300	3418
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	300	300	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-00404	300	300	Late Carboniferous										S	155489	Laochang Polymetallic Deposit, Lancang Co., Pu'er, Yunnan, China	Laochang	Moiser et al. (2009)		USGSOFR2009_1034

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...