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OXIDES - Hematite-Fe2O3

Magnetite Fe3O4

Corundum-Al2O3 Pyrolusite-MnO2

Braunite-Mn2O3

Hausmanite-

Mn3O4

Sitaparite-

(MnFe)2O3

Chromite-FeO.Cr2O3 Cuprite-Cu2O

Tenorite-CuO

- -

HYDROXIDES - Goethite-

Fe2O3.3H2O

Limonite-2Fe2O3.3H2O

Lepidochrosite-

FeO.OH

Turgite-

2Fe2O3.H2O

Diaspore-

Al2O3.H2O

Boehmite-Al2O3.H2O

Gibbsite-

Al2O3.3H2O

Psilomelane

Manganite-

MnO.OH

- - - -

CARBONATES - Siderite-FeCO3 - Rhodocrosite-

MnCO3

- Malachite-(green)

CuCO3.Cu(OH)2

Azurite-(azure blue)

2CuCO3.Cu(OH)2

Cerussite-

PbCO3

Smithsonite-ZnCO3

SULPHIDES - Pyrite-FeS2

Marcasite- FeS2

Ptrrhotite

- - - Chalcopyrite- (brass

yellow)-CuFeS2

Bornite-(coppery

red-peacock ore)-

Cu5FeS4

Chalcosite- Cu2S

Covellite-(indigo

blue)- CuS

Enargite- Cu3AsS4

Tetrahedrite-(grey

copper)- Cu8Sb2S7

Galena(high

sp. Gr.-7.4-

7.6)-PbS2

Sphelarite--(zinc-

blende)- ZnS

SILICATES - Chamosite-

Fe3Al2Si2O16

Greenalite

Stipnomelane

minnesotite

- Rhodonite-MnSiO3

Spessartite-

3MnO.Al2O3.3SiO

2

- Chrysocolla-(bluish

green/ sky blue)-

CuSiO3.2H2O

-

ELEMENTARY

STATE

Native gold - - - - Native copper

(copper red colour &

metallic lustre)

-

OTHER FORMS AMALGAM:-

gold amalgam

gold-silver,

gold-palladium,

gold-antimony ,gold-bismuth,

gold-rhodium.

Tellurides :

Calaverite-

AuTe2,

Sylvanite-

(Au,Ag)Te2

Petzite-

Ag3AuTe2

- - - - - Sulphate:-

Anglesite-

PbSO4

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RECENT Placer deposits:Bihar-

Subarnarekha

(Chotnagpur),

south koel, sona

river

Assam placers-

dihing, lohit,

subansiri river.

Madhya Pradesh:

alluvial gold on

river beds ofson,

IB rivers.

Laterite deposits of

Decan TrapsBihar &

Jharkhand: Ranchi,

Palamu Lohardaga, -

lateritic cappings

on granitic

gneisses

Odisha:metallurgical Al ore

in koraput,

Kalahandi, Keonjhar& Sundargarh-

Eastern ghat(EGB)

Maharashtra:Kolhapur, Kolba,

ratnagiri-Decan

traps

Karnataka:Western Ghat belt,

Belagum, N & S

Kanara-

Decantraps

Andhrapradesh: Visakhapatnam- EGB

Madhyapradesh: Sarguja, Bilashpur,

Amarkantak plateau-

Decantraps

Tamilnadu:Shevaroy hiil-

charnokites

Goa: latritoiddeposit

- - - -

CENOZOIC MIOCENE &

EOCENE: ironstone

Tamilnadu:Trvancore & Malbar

Uttranchal:Almora & Nainital

-

- Jammu & Kashmir:Dras , Ladakh

Manipur: Manipureast.

- - -

MRSOZOIC - JURASSIC: iron

stones of Rajmahl

bed,

Jharkhand:Rajmahal trap

West Bengle:Birbhum

Tamilnadu:Travancore

GONDWANA: iron

stone shales of

Barren measure &

Barakar fm

West Bengle:Birbhum & Auranga

field

- - - - - -

PALEOZOIC - - - - - - -

PROTEROZOIC - Andhra Pradesh:

Ferruginous

quartzites in

cuddaph

- - - Andhrapradesh:

Agnigundala belt,

Cumbum fm of

Cuddaph super gr.

Andhrapradesh:

Agnigundala belt

ARCHEOZOIC Karnataka: kolar& hutti..active

field; gadak-

potential/

abandoned mines.

Dharwat gold field

in Shimoga dist.

Andhra

Pradesh:Ramgiri, anantpur

dist.

Tamilnadu:Wynad

Bihar: Kundrakocha field,

Lowa & Mysara

field..

Madhya

Pradesh: Godiblock, Raigarh dist

Bihar & Odisha:

Titaniferous &

Vanadiferous

ddeposits- SE

Singhbhum,

Mayurbhanj dist.

Apatite-magnetite

deposit in

Singhbhum Cu-belt.

Karnataka:Banded ferruginous

formation

BHQBMQ

(metamorphic

equivalant),

Dharwar belt

- Madhyapradesh: gonditic Mn of

Chindwara-Balaghat

dist, Manser, lohangi

& Chorbaoli fms of

Sauser gr.

Maharastra: Bhandara & Nagpur

Odisha:Bonai $Keonjhar- Jamda-

Koira horseshoe belt,

iron ore gr

Koraput, Kalahandi &

Bolangir-Eastern

Ghats.

Sundargarh, gonditic

Mn-Gangpur gr.

Karnataka:Bellary, Chitradurga,

Dharwar gr.

Bihar &

Jharkhand: Kolhanfm. Of Singhbhum gr.

Andhrapradesh: kodurite- Eastern

ghat-khondalites-

Srikakulam.

Odisha:Sukinda Cr-belt,Jajpur; Nausahi

belt, Keonjhar iron

ore gr.

Andhrapradesh:Kondapali- Eastern Ghat

gr.

Tamilnadu:Sitampundi- EasternGhat gr.

Bihar:Jojohatu,Chaibasa gr.

Karnataka: Mysore &Byarapur- Dharwar gr.

Maharastra:Bhandara & Ratnagiri-

Sakoli gr.

Bihar & Jharkhand::Singhbhum-Cu-beltChibasabfmof

singhbhum gr.

Hesatu-Belbathan belt-

Chotanagpur-granite-

gniess.

Rajasthan:Khetri belt,Pur- Banera-Bhinder

belt

Madhyapradesh:

Malanjkhand-Chilpi

ghat gr.Andhrapradesh:

Khammam, Gani &

Kurnool dist

Karnataka:

Chitradurga &

Hassan dist-

Dharwar-schist- belt

Rajasthan:

Zawar-belt- Aravali gr. [Pb+Zn]

Gujurat:

Amba-Mata deposit

[Pb+Zn+Cu]

Odisha:

Sargipali deposit, Sundargarh-

gangpur gr.