The Peninsular Block
The Ancient Geological Core of the Subcontinent
MICRO-REALM 01
Ancient Stable Block
- OLDEST LANDMASS
- HIGHLY RIGID SHIELD
- RARELY SUBJECT TO FOLDING
MICRO-REALM 02
Vertical Movements
- EPEIROGENIC MOVEMENTS
- BLOCK FAULTING & FRACTURING
- LACKS HORIZONTAL COMPRESSION
MICRO-REALM 03
Dharwar Craton
- METALLIC MINERAL HEARTLAND
- KARNATAKA REGION
- GOLD, IRON, MANGANESE
MICRO-REALM 04
Bundelkhand Plateau
- GRANITIC GNEISS ROCKS
- HIGHLY DENUDED DOMES
- SEMI-ARID TOPOGRAPHY
MICRO-REALM 05
Aravalli System
- OLDEST FOLD MOUNTAINS
- NOW RELICT / RESIDUAL
- GUJARAT TO DELHI RIDGE
MICRO-REALM 06
Chotanagpur Plateau
- RUHR OF INDIA (COAL)
- RADIAL DRAINAGE PATTERN
- JHARKHAND & BENGAL REGION
MICRO-REALM 07
Western Ghats
- SAHYADRIS / ESCARPMENT
- CONTINUOUS MOUNTAIN WALL
- OROGRAPHIC RAINFALL BARRIER
MICRO-REALM 08
Eastern Ghats
- DISCONTINUOUS RANGES
- ERODED BY MAJOR RIVERS
- LOWER AVERAGE ELEVATION
MICRO-REALM 09
The Convergence
- NILGIRI BIOSPHERE KNOT
- MEETING OF THE GHATS
- DODA BETTA PEAK
MICRO-REALM 10
Deccan Traps
- FISSURE VOLCANIC ERUPTION
- STEP-LIKE BASALTIC LAYERS
- FORMS BLACK COTTON SOIL
MICRO-REALM 11
Rift Valleys
- NARMADA & TAPI FAULTS
- WEST-FLOWING DRAINAGE
- DIVIDES CENTRAL HIGHLANDS
MICRO-REALM 12
Meghalaya Plateau
- KARBI-ANGLONG EXTENSION
- SEPARATED BY MALDA FAULT
- GARO, KHASI, JAINTIA HILLS