|
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|
China clay
mine, Thiruvananthapuram District
|
|
|
|
Core samples - china clay
exploration |
| |
|
Black sand
deposit, Kollam District |
| |
|
Layered
black sand deposit - Kollam District |
| |
|
Granite
dimension stone (white), Thiruvananthapuram District
|
|
|
Granite
dimension stone quarry, Thiruvananthapuram District
|
|
|
Granite
dimension stone (green), Thiruvananthapuram District
|
| |
|
Polished
granite dimension stone - 'Dragon Blue' |
| |
|
Polished
granite dimension stone |
| |
|
Polished
dimension stone |
|
|
Flood plain
mining for ordinary sand, Kottayam District |
| |
|
Ordinary
sand deposit in palaeochannel - Kottyam District
|
| |
|
Granite
(building stone) quarry, Thiruvananthapuram District
|
| |
|
Manual
metal production in granite (building stone) quarry |
| |
|
Riverbed
with thick pile of sand- Kulathupuzha, Kollam
District |
| |
|
Now-a-days,
riverbeds full of sand is a rare scene , Kulathupuzha
River |
| |
|  |
| Gemstone
- Chrysobery (Cat's eye), Thiruvnanthapuram District |
| |
|  |
| Gemstone
- Zircon, Thiruvananthpuram District |
| |
|  |
| Iron ore
- Kozhikode District |
