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Pāderu, Eastern Ghats Belt, Visakhapatnam District, Andhra Pradesh, India

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Eastern Ghats, South India.
High-grade (900 +/- 60 °C, 6.5 kb) metapelites.
Ref.:
Lal, R.K., Ackermand, D., and Upadhyay, H. (1987) P-T-X relationships deduced from corona textures in sapphirine-spinel-quartz assemblages from Paderu, South India. Journal of Petrology: 28: 1139-1168.

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Standard Detailed Strunz Dana Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

12 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Almandine
Formula: Fe2+3Al2(SiO4)3
Reference: Eur. J. Mineral. , 1991, 3, pp. 367-386.
'Biotite'
Reference: Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Reference: Eur. J. Mineral. , 1991, 3, pp. 367-386.
Corundum
Formula: Al2O3
Reference: Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.
Grandidierite
Formula: (Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Reference: Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.
'Granulite'
Reference: Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.
Hercynite
Formula: Fe2+Al2O4
Reference: Eur. J. Mineral. , 1991, 3, pp. 367-386.
Ilmenite
Formula: Fe2+TiO3
Reference: Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.
Ilmenite var: Ferrian Ilmenite
Formula: (Fe,Ti)2O3
Reference: Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.
Kornerupine
Formula: Mg3Al6(Si,Al,B)5O21(OH)
Reference: Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.
'Orthopyroxene Subgroup'
Reference: Walker and Collins (1907) Records of the Geological Survey of India: 36, part 1: 1.; Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.; European Journal of Mineralogy (1991) 3, 367-386.
Osumilite-(Mg)
Formula: KMg2Al3(Al2Si10)O30
Reference: Eur. J. Mineral. , 1991, 3, pp. 367-386.
Quartz
Formula: SiO2
Reference: Walker and Collins (1907) Records of the Geological Survey of India: 36, part 1: 1.; Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.; European Journal of Mineralogy (1991) 3, 367-386.
Sapphirine
Formula: Mg4(Mg3Al9)O4[Si3Al9O36]
Reference: Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.; European Journal of Mineralogy (1991) 3, 367-386.; Journal of Petrology (1987): 28: 1139-1168.
Sillimanite
Formula: Al2(SiO4)O
Reference: Walker and Collins (1907) Records of the Geological Survey of India: 36, part 1: 1.; Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.; European Journal of Mineralogy (1991) 3, 367-386.
Spinel
Formula: MgAl2O4
Reference: Journal of Petrology (1987): 28: 1139-1168.; Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
'Corundum'4.CB.05Al2O3
Hercynite4.BB.05Fe2+Al2O4
Ilmenite4.CB.05Fe2+TiO3
var: Ferrian Ilmenite4.CB.05(Fe,Ti)2O3
Quartz4.DA.05SiO2
Spinel4.BB.05MgAl2O4
Group 9 - Silicates
'Almandine'9.AD.25Fe2+3Al2(SiO4)3
'Cordierite'9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
Grandidierite9.AJ.05(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Kornerupine9.BJ.50Mg3Al6(Si,Al,B)5O21(OH)
Osumilite-(Mg)9.CM.05KMg2Al3(Al2Si10)O30
Sapphirine9.DH.45Mg4(Mg3Al9)O4[Si3Al9O36]
Sillimanite9.AF.05Al2(SiO4)O
Unclassified Minerals, Rocks, etc.
'Biotite'-
Granulite-
Orthopyroxene Subgroup-

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
Ilmenite4.3.5.1Fe2+TiO3
Group 7 - MULTIPLE OXIDES
AB2X4
Hercynite7.2.1.3Fe2+Al2O4
Spinel7.2.1.1MgAl2O4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Sillimanite52.2.2a.1Al2(SiO4)O
Group 54 - NESOSILICATES Borosilicates and Some Beryllosilicates
Borosilicates and Some Beryllosilicates with (BO3)
Grandidierite54.1.1.1(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [4] and higher coordination; single and double groups (n=1, 2)
Kornerupine58.1.1.1Mg3Al6(Si,Al,B)5O21(OH)
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Group 69 - INOSILICATES Chains with Side Branches or Loops
Chains with Side Branches or Loops with P>2
Sapphirine69.2.1b.1Mg4(Mg3Al9)O4[Si3Al9O36]
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Rocks, etc.
'Biotite'-
'Granulite'-
Ilmenite
var: Ferrian Ilmenite
-(Fe,Ti)2O3
'Orthopyroxene Subgroup'-
Osumilite-(Mg)-KMg2Al3(Al2Si10)O30

List of minerals for each chemical element

HHydrogen
H KornerupineMg3Al6(Si,Al,B)5O21(OH)
BBoron
B Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
B KornerupineMg3Al6(Si,Al,B)5O21(OH)
OOxygen
O AlmandineFe32+Al2(SiO4)3
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O CorundumAl2O3
O Ilmenite (var: Ferrian Ilmenite)(Fe,Ti)2O3
O Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
O HercyniteFe2+Al2O4
O IlmeniteFe2+TiO3
O KornerupineMg3Al6(Si,Al,B)5O21(OH)
O Osumilite-(Mg)KMg2Al3(Al2Si10)O30
O QuartzSiO2
O SapphirineMg4(Mg3Al9)O4[Si3Al9O36]
O SillimaniteAl2(SiO4)O
O SpinelMgAl2O4
MgMagnesium
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mg Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Mg KornerupineMg3Al6(Si,Al,B)5O21(OH)
Mg Osumilite-(Mg)KMg2Al3(Al2Si10)O30
Mg SapphirineMg4(Mg3Al9)O4[Si3Al9O36]
Mg SpinelMgAl2O4
AlAluminium
Al AlmandineFe32+Al2(SiO4)3
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al CorundumAl2O3
Al Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Al HercyniteFe2+Al2O4
Al KornerupineMg3Al6(Si,Al,B)5O21(OH)
Al Osumilite-(Mg)KMg2Al3(Al2Si10)O30
Al SapphirineMg4(Mg3Al9)O4[Si3Al9O36]
Al SillimaniteAl2(SiO4)O
Al SpinelMgAl2O4
SiSilicon
Si AlmandineFe32+Al2(SiO4)3
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Si KornerupineMg3Al6(Si,Al,B)5O21(OH)
Si Osumilite-(Mg)KMg2Al3(Al2Si10)O30
Si QuartzSiO2
Si SapphirineMg4(Mg3Al9)O4[Si3Al9O36]
Si SillimaniteAl2(SiO4)O
KPotassium
K Osumilite-(Mg)KMg2Al3(Al2Si10)O30
TiTitanium
Ti Ilmenite (var: Ferrian Ilmenite)(Fe,Ti)2O3
Ti IlmeniteFe2+TiO3
FeIron
Fe AlmandineFe32+Al2(SiO4)3
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe Ilmenite (var: Ferrian Ilmenite)(Fe,Ti)2O3
Fe Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Fe HercyniteFe2+Al2O4
Fe IlmeniteFe2+TiO3

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Archean
2500 - 4000 Ma



ID: 3191080
Archean crystalline metamorphic rocks

Age: Archean (2500 - 4000 Ma)

Lithology: Crystalline metamorphic rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Walker and Collins (1907) Records of the Geological Survey of India: 36, part 1: 1.
Grew, E.S. (1982) Journal of the Geological Society of India, 23, 469-505.
Grew, E.S. (1983) A grandidierite-sapphirine association from India. Mineralogical Magazine, vol. 47, n° 344, 401-403.
European Journal of Mineralogy (1991) 3, 367-386.

Localities in this Region
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India

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