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:
Mamandur, Kanchipuram District, Tamil Nadu, India

Oldest recorded age at locality: 2600
Youngest recorded age at locality: 2600

mindat Locality ID: 195718
mindat URL: http://www.mindat.org/loc-195718.html

Tectonic Settings:

Total number of sublocalities beneath "Mamandur, Kanchipuram District, Tamil Nadu, India": 0
Total number of bottom-level sublocalities: 0

Latitude: 12°45'0"N
Longitude: 79°40'0"E
Decimal Degree (lat, lon): 12.75,79.666666666667

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.

Beryl	Chalcopyrite	Nickeline	None	Not in a structural group	Pyrite	Quartz	Sphalerite	Spinel

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 Cu Fe Mg Ni O S Si Zn

Elements from minerals reported directly at this locality: Al Cu Fe Mg Ni O S Si Zn

Structural Groups for minerals in this locality:
Beryl Chalcopyrite Nickeline None Not in a structural group Pyrite Quartz Sphalerite Spinel

9 IMA Minerals at location:

Chalcopyrite ()*	Cordierite ()*	Gahnite ()*	Mackinawite ()*	Pyrite ()*
Pyrrhotite ()*	Quartz ()*	Sillimanite ()*	Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	2600	2600	27198
Cordierite ()*	Beryl	Mg₂Al₄Si₅O₁₈	2600	2600	1008
Gahnite ()*	Spinel	ZnAl₂O₄	2600	2600	445
Mackinawite ()*	None	(Fe,Ni)_1+xS (x = 0-0.07)	2600	2600	451
Pyrite ()*	Pyrite	FeS₂	2600	2600	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	2600	2600	9056
Quartz ()*	Quartz	SiO₂	2600	2600	61156
Sillimanite ()*	Not in a structural group	Al₂SiO₅	2600	2600	1516
Sphalerite ()*	Sphalerite	ZnS	2600	2600	21482

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
	sedznpb-00227	2600	2600	2600											195718	Mamandur, Kanchipuram District, Tamil Nadu, India	Mamandur	Singer et al. (2009)		USGSOFR2009-1252

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...