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