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:
Sevattur Carbonatite, Tamil Nadu, India

Oldest recorded age at locality: 811
Youngest recorded age at locality: 753

mindat Locality ID: 308235
mindat URL: http://www.mindat.org/loc-308235.html

Tectonic Settings:

Total number of sublocalities beneath "Sevattur Carbonatite, Tamil Nadu, India": 0
Total number of bottom-level sublocalities: 0

Latitude: 12°22'0"N
Longitude: 78°32'0"E
Decimal Degree (lat, lon): 12.366666666667,78.533333333333

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.

Aragonite	Baryte	Calcite	Clay	Clinozoisite	Epidote	Garnet	Mica	None	Pyrite
Pyroxene	Quartz	Smectite-vermiculite	Spinel	Titanite	Zircon

Aegirine ()*	Andradite ()*	Baryte ()*	Calcite ()*	Diopside ()*
Dolomite ()*	Epidote ()*	Magnetite ()*	Phlogopite ()*	Pyrite ()*
Quartz ()*	Strontianite ()*	Titanite ()*	Vermiculite ()*	Zircon ()*

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 Na O S Si Sr Ti Zr

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

Structural Groups for minerals in this locality:
Aragonite Baryte Calcite Clay Clinozoisite Epidote Garnet Mica None Pyrite
Pyroxene Quartz Smectite-vermiculite Spinel Titanite Zircon

15 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Aegirine ()*	Pyroxene	NaFe³⁺Si₂O₆	811	753	1022
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	811	753	1534
Baryte ()*	Baryte	Ba(SO₄)	811	753	11547
Calcite ()*	Calcite	Ca(CO₃)	811	753	27770
Diopside ()*	Pyroxene	CaMgSi₂O₆	811	753	4135
Dolomite ()*	None	CaMg(CO₃)₂	811	753	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	811	753	8173
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	811	753	14899
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	811	753	2273
Pyrite ()*	Pyrite	FeS₂	811	753	39462
Quartz ()*	Quartz	SiO₂	811	753	61156
Strontianite ()*	Aragonite	Sr(CO₃)	811	753	589
Titanite ()*	Titanite	CaTi(SiO₄)O	811	753	4899
Vermiculite ()*	Clay Smectite-vermiculite	Mg_0.7(Mg,Fe,Al)₆(Si,Al)₈O₂₀(OH)₄·8H₂O	811	753	652
Zircon ()*	Zircon	Zr(SiO₄)	811	753	5251

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
Jen_0000982	MAGMATIC STYLE: 3 km long intrusion with maximum width of 220 m. ASSOCIATED SILICATE ROCKS: Pyroxenite and fenite. Nepheline reported in one paper but not referred to in others.
Jen_0000983	MAGMATIC STYLE: 3 km long intrusion with maximum width of 220 m. ASSOCIATED SILICATE ROCKS: Pyroxenite and fenite. Nepheline reported in one paper but not referred to in others.
Jen_0000984	MAGMATIC STYLE: 3 km long intrusion with maximum width of 220 m. ASSOCIATED SILICATE ROCKS: Pyroxenite and fenite. Nepheline reported in one paper but not referred to in others.
Jen_0000985	MAGMATIC STYLE: 3 km long intrusion with maximum width of 220 m. ASSOCIATED SILICATE ROCKS: Pyroxenite and fenite. Nepheline reported in one paper but not referred to in others.
Jen_0000986	MAGMATIC STYLE: 3 km long intrusion with maximum width of 220 m. ASSOCIATED SILICATE ROCKS: Pyroxenite and fenite. Nepheline reported in one paper but not referred to in others.

5 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Sample Source	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
Jen_0000982	770	770	770			308235	Sevattur Carbonatite, Tamil Nadu, India	Sevattur	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000983	811	791	801±10	Pb-Pb		308235	Sevattur Carbonatite, Tamil Nadu, India	Sevattur	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000984	789	753	771±18	Rb-Sr	whole rock	308235	Sevattur Carbonatite, Tamil Nadu, India	Sevattur	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000985	791	755	773±18	Rb-Sr	whole rock	308235	Sevattur Carbonatite, Tamil Nadu, India	Sevattur	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796
Jen_0000986	775	759	767±8	Rb-Sr		308235	Sevattur Carbonatite, Tamil Nadu, India	Sevattur	Woolley and Kjarsgaard (2008)	10.4095/225115	GSCOF5796

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...