Question

write any two methods of concentration of an ore with diagram
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Answer 1

Different procedures for Concentration of Ores

1 Hydraulic Washing. It is based on the difference in gravity of the particles of the gangue and the ore. ...

2 Magnetic Separation. It is based on the principle of magnetic properties of the ore components. ...

Answer 2

ᴍᴀɢɴᴇᴛɪᴄ sᴇᴘᴀʀᴀᴛɪᴏɴ: ᴛʜɪs ɪɴᴠᴏʟᴠᴇs ᴛʜᴇ ᴜsᴇ ᴏғ ᴍᴀɢɴᴇᴛɪᴄ ᴘʀᴏᴘᴇʀᴛɪᴇs ᴏғ ᴇɪᴛʜᴇʀ ᴛʜᴇ ᴏʀᴇ ᴏʀ ᴛʜᴇ ɢᴀɴɢᴜᴇ ᴛᴏ sᴇᴘᴀʀᴀᴛᴇ ᴛʜᴇᴍ. ᴛʜᴇ ᴏʀᴇ ɪs ғɪʀsᴛ ɢʀᴏᴜɴᴅ ᴛᴏ ғɪɴᴇ ᴘɪᴇᴄᴇs ᴀɴᴅ ᴛʜᴇɴ ᴘᴀssᴇᴅ ᴏɴ ᴀ ᴄᴏɴᴠᴇʏᴏʀ ʙᴇʟᴛ ᴘᴀssɪɴɢ ᴏᴠᴇʀ ᴀ ᴍᴀɢɴᴇᴛɪᴄ ʀᴏʟʟᴇʀ. ᴛʜᴇ ᴍᴀɢɴᴇᴛɪᴄ ᴏʀᴇ ʀᴇᴍᴀɪɴs ᴏɴ ᴛʜᴇ ʙᴇʟᴛ ᴀɴᴅ ᴛʜᴇ ɢᴀɴɢᴜᴇ ғᴀʟʟs ᴏғғ ᴛʜᴇ ʙᴇʟᴛ.