what are placer deposit ? give examples
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Certain minerals may occur as alluvial deposits in sands of valley floors and base of hills. These deposits are called placer deposits.
Examples are gold, silver, tin etc.
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(i) Certain minerals may occur as alluvial deposits in sands of valley floors and base of hills. These deposits are called 'placer deposits'.
(ii) They generally contain minerals which are not corroded by water.
(iii) Gold, silver, tin and platinum are examples of some important minerals found in 'placer deposits'.
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