Question

mention various types of rocks? Give explames​

Answer 1

Answer:

There are 3 types of rocks:-

1. Sedimentary rock:- lt is derived from Latin word sedimentum which means metal which has settled down at the bottom of liquid. For example - coal, shale, sandstone and limestone.
2. Igneous rock:- lt is derived from Latin word ignis which means fire. For example - granite, basalt, gabbro and dolerite.
3. Metamorphic rock:- lt is derived from Greek word metamorphosis which means a change of form. For example - slate, marble, quartzite and gneiss

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Answer 2

${ \rm{ \boxed{ \textbf{ \huge \underline{ \red{rocks}}}}}}$

ᴛʜᴇ ᴛʜɪɴ ᴏᴜᴛᴇʀᴍᴏsᴛ ʟᴀʏᴇʀ ᴏғ ᴛʜᴇ ᴇᴀʀᴛʜ ɪs ᴄᴀʟʟᴇᴅ ᴛʜᴇ ʟɪᴛʜᴏsᴘʜᴇʀᴇ. ᴛʜᴇ ᴛᴇʀᴍ ʟɪᴛʜᴏs ᴍᴇᴀɴs ʀᴏᴄᴋs, ᴡʜɪᴄʜ ɪs ᴀ ʟʏɪɴɢ ᴡᴏʀᴅ. ᴛʜᴇ ᴛʜɪᴄᴋɴᴇss ɪs 60 ᴋᴍ. ᴛʜɪs ʟᴀʏᴇʀ ᴄᴏɴᴛᴀɪɴs ᴄᴏɴᴛɪɴᴇɴᴛs ᴀɴᴅ ᴏᴄᴇᴀɴ ʙᴀsɪɴs.

ʀᴏᴄᴋs ᴀɴᴅ ᴍɪɴᴇʀᴀʟs ᴍᴀᴋᴇ ᴜᴘ ᴛʜᴇ ᴄʀᴜsᴛ ᴏғ ᴛʜᴇ ᴇᴀʀᴛʜ. ᴛʜᴇ ʜᴀʀᴅ ᴍᴀᴛᴇʀɪᴀʟs ᴏғ ᴛʜᴇ ᴄʀᴜsᴛ ᴀʀᴇ ᴄᴀʟʟᴇᴅ ʀᴏᴄᴋs ᴀɴᴅ ᴍɪɴᴇʀᴀʟs ᴍᴀᴋᴇ ᴜᴘ ᴛʜᴇ ᴄʀᴜsᴛ ᴏғ ᴛʜᴇ ᴇᴀʀᴛʜ. ᴀ ᴍɪxᴛᴜʀᴇ ᴏғ ᴛᴡᴏ ᴛʜʀᴇᴇ ᴍɪɴᴇʀᴀʟs ғᴏʀᴍs ʀᴏᴄᴋs. ʀᴏᴄᴋs ᴅᴏ ɴᴏᴛ ᴘᴏssᴇs ᴀ ᴅᴇғɪɴɪᴛᴇ ᴄʜᴇᴍɪᴄᴀʟ ᴄᴏᴍᴘᴏsɪᴛɪᴏɴ. ᴇᴀᴄʜ ʀᴏʟᴇ ᴅɪғғᴇʀs ɪɴ ᴛʜᴇ ᴍᴏᴅᴇ ᴏғ ᴏᴄᴄᴜʀʀᴇɴᴄᴇ, sᴛʀᴜᴄᴛᴜʀᴇ, ᴛᴇxᴛᴜʀᴇ, ᴇᴛᴄ.

ᴛʏᴘᴇs ᴏғ ʀᴏᴄᴋs :

• ɪɢɴᴇᴏᴜs ʀᴏᴄᴋ
• sᴇᴅɪᴍᴇɴᴛᴀʀʏ ʀᴏᴄᴋs
• ᴍᴇᴛᴀᴍᴏʀᴘʜɪᴄ ʀᴏᴄᴋs

${ \rm{ \large \underline{igneous \: rock}}}$

ᴛʜᴇ ᴡᴏʀᴅ ɪɢɴᴇᴏᴜs ʜᴀs ʙᴇᴇɴ ᴅᴇʀɪᴠᴇᴅ ғʀᴏᴍ ᴛʜᴇ ʟᴀᴛɪɴ ᴡᴏʀᴅ ᴍᴇᴀɴɪɴɢ ғɪʀᴇ. ᴛʜᴇsᴇ ʀᴏᴄᴋs ᴀʀᴇ ᴏғ ᴛʜᴇʀᴍᴀʟ ᴏʀɪɢɪɴ ᴀɴᴅ ᴀʀᴇ ᴀssᴏᴄɪᴀᴛᴇᴅ ᴡɪᴛʜ ᴠᴏʟᴄᴀɴɪᴄ ᴇʀᴜᴘᴛɪᴏɴ. ᴛʜᴇsᴇ ʀᴏᴄᴋs ᴀʀᴇ ғᴏʀᴍᴇᴅ ᴅᴜᴇ ᴛᴏ ᴛʜᴇ ᴄᴏᴏʟɪɴɢ ᴀɴᴅ sᴏʟɪᴅɪғɪᴄᴀᴛɪᴏɴ ᴏғ ᴍᴀɢᴍᴀ. ᴛʜᴇsᴇ ʀᴏᴄᴋs ᴀʀᴇ ᴄᴀʟʟᴇᴅ ᴘᴀʀᴇɴᴛ ʀᴏᴄᴋs ᴀs, ᴀʟʟ ᴏᴛʜᴇʀ ᴏᴛʜᴇʀ ᴀʀᴇ ᴀssᴏᴄɪᴀᴛᴇᴅ ᴡɪᴛʜ ᴛʜɪs ʀᴏᴄᴋ. ᴛʜᴇsᴇ ʀᴏᴄᴋs ᴀʀᴇ ᴀʟsᴏ ᴋɴᴏᴡɴ ᴀs ᴘʀɪᴍᴀʀʏ ʀᴏᴄᴋs ʙᴇᴄᴀᴜsᴇ ᴀʟʟ ᴛʜᴇ ᴏᴛʜᴇʀ ʀᴏᴄᴋs ᴀʀᴇ ᴅɪʀᴇᴄᴛʟʏ ᴏʀ ɪɴᴅɪʀᴇᴄᴛʟʏ ғʀᴏᴍᴇᴅ ғʀᴏᴍ ᴛʜɪs ʀᴏᴄᴋ. ᴇx– ɢʀᴀɴɪᴛᴇ, ʙᴀsᴀʟᴛ, ᴘᴜᴍɪᴄᴇ, ғᴇʟᴅsᴘᴀʀ.

ᴛʏᴘᴇs ᴏғ ɪɢɴᴇᴏᴜs ʀᴏᴄᴋs :

• ᴇxᴛʀᴜsɪᴠᴇ ɪɢɴᴇᴏᴜs ʀᴏᴄᴋs
• ɪɴᴛʀᴜsɪᴠᴇ ɪɢɴᴇᴏᴜs ʀᴏᴄᴋs

ᴄʜᴀʀᴀᴄᴛᴇʀɪsᴛɪᴄs ᴏғ ɪɢɴᴇᴏᴜs ʀᴏᴄᴋs :

• ʜᴀʀᴅ ᴀɴᴅ ᴄᴏᴍᴘᴀᴄᴛ
• ᴅᴏɴ'ᴛ ʜᴀᴠᴇ ᴀɴʏ sᴛʀᴀᴛᴀ
• ᴏᴛʜᴇʀ ʀᴏᴄᴋs ᴀʀᴇ ғᴏʀᴍᴇᴅ ғʀᴏᴍ ᴛʜɪs ʀᴏᴄᴋ
• ᴛʜᴇsᴇ ʀᴏᴄᴋ ᴀʀᴇ ᴍᴏsᴛʟʏ ᴡʀᴇᴀᴛʜᴇᴅ

${ \rm{ \large \underline{sedimentary \: rocks}}}$

ᴛʜᴇ ᴡᴏʀᴅ sᴇᴅɪᴍᴇɴᴛᴀʀʏ ʜᴀs ʙᴇᴇɴ ᴅᴇʀɪᴠᴇᴅ ғʀᴏᴍ ᴛʜᴇ ʟᴀᴛɪɴ ᴡᴏʀᴅ sᴇᴅɪᴍᴇɴᴛᴜᴍ ᴡʜɪᴄʜ ᴍᴇᴀɴs sᴇᴛᴛʟɪɴɢ ᴅᴏᴡɴ. ᴛʜᴇsᴇ ʀᴏᴄᴋs ᴀʀᴇ ғᴏʀᴍᴇᴅ ᴡʜᴇɴ ᴛʜᴇ ʙʀᴏᴋᴇɴ ғʀᴀɢᴍᴇɴᴛᴇᴅ ᴍᴀᴛᴇʀɪᴀʟs ɢᴇᴛs ᴄᴏᴍᴘᴀᴄᴛ ᴀɴᴅ ʙᴇᴄᴏᴍᴇs ʜᴀʀᴅ. ᴛʜᴇ ʙʀᴏᴋᴇɴ ʀᴏᴄᴋ ᴍᴀᴛᴇʀɪᴀʟs ɪs ᴄᴀʀʀɪᴇᴅ ᴀᴡᴀʏ ʙʏ ʀᴜɴɴɪɴɢ ᴡᴀᴛᴇʀ, ɢʟᴀᴄɪᴇʀ, sᴇᴀ ᴡᴀᴠᴇs ᴀɴᴅ ᴇᴛᴄ. ᴀɴᴅ ɢᴇᴛs ᴅᴇᴘᴏsɪᴛᴇᴅ ɪɴ ᴀ ʟᴏᴡ ʟʏɪɴɢ ᴀʀᴇᴀ ᴏʀ ᴅᴇᴘʀᴇssɪᴏɴ ᴀɴᴅ ᴛʜᴇʏ ɢᴇᴛs ᴅᴇᴘᴏsɪᴛᴇᴅ ɪɴ ʟᴀʏᴇʀs. ᴛʜᴇ ᴍᴀᴛᴇʀɪᴀʟs ɢᴇᴛs ᴄᴏᴍᴘᴀᴄᴛ ᴀɴᴅ ʜᴀʀᴅ ᴅᴜᴇ ᴛᴏ ᴛʜᴇ ᴘʀᴇssᴜʀᴇ ғʀᴏᴍ ᴛʜᴇ ᴜᴘᴘᴇʀ ʟᴀʏᴇʀs ᴀɴᴅ ᴛʜᴇ ᴛᴇᴍᴘᴇʀᴀᴛᴜʀᴇ. ᴇx– sʜᴀʟᴇs, ʟᴏᴇss, sɪʟᴛsᴛᴏɴᴇ.

ᴄʜᴀʀᴀᴄᴛᴇʀɪsᴛɪᴄ ᴏғ sᴇᴅɪᴍᴇɴᴛᴀʀʏ ʀᴏᴄᴋs :

• ᴛʜᴇsᴇ ᴀʀᴇ sᴏғᴛᴇʀ ᴛʜᴀɴ ɪɢɴᴇᴏᴜs ʀᴏᴄᴋs
• ʜᴀᴠᴇ sᴛʀᴀᴛᴀ ᴏʀ ʟᴀʏᴇʀs
• ғᴏᴜɴᴅ ᴏᴠᴇʀ ᴛʜᴇ ʟᴀʀɢᴇsᴛ sᴜʀғᴀᴄᴇ ᴀʀᴇᴀ ᴏғ ᴛʜᴇ ᴇᴀʀᴛʜ
• ʀᴀᴡ ᴍᴀᴛᴇʀɪᴀʟs ᴀʀᴇ ᴅᴇʀɪᴠᴇᴅ ғʀᴏᴍ ɪᴛ

${ \rm{ \large \underline{metamorphic \: rock}}}$

ᴛʜᴇsᴇ ʀᴏᴄᴋs ᴀʀᴇ ғᴏʀᴍᴇᴅ ᴡʜᴇɴ ɪɢɴᴇᴏᴜs ʀᴏᴄᴋs ᴀɴᴅ sᴇᴅɪᴍᴇɴᴛᴀʀʏ ʀᴏᴄᴋs ᴀʀᴇ sᴜʙᴊᴇᴄᴛᴇᴅ ᴛᴏ ʜɪɢʜ ᴛᴇᴍᴘᴇʀᴀᴛᴜʀᴇ ᴀɴᴅ ᴘʀᴇssᴜʀᴇ. ᴛʜᴇ ᴡᴏʀᴅ ᴍᴇᴛᴀᴍᴏʀᴘʜɪᴄ ᴍᴇᴀɴs ᴛʜᴇ ᴄʜᴀɴɢᴇᴅ ғᴏʀᴍ. ᴅᴜʀɪɴɢ ᴛʜɪs ᴘʀᴏᴄᴇss ᴛʜᴇ ᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ᴀɴᴅ ᴛʜᴇ ғᴏʀᴍ ᴏғ ʀᴏᴄᴋ ɪs ᴄʜᴀɴɢᴇᴅ. ᴇx– ᴍᴀʀʙʟᴇ, ϙᴜᴀʀᴛᴢɪᴛᴇ, ɢʀᴀᴘʜɪᴛᴇ.

.ᴛʏᴘᴇs ᴏғ ᴍᴇᴛᴀᴍᴏʀᴘʜɪᴄ ʀᴏᴄᴋs :

• ᴛʜᴇʀᴍᴀʟ ᴍᴇᴛᴀᴍᴏʀᴘʜᴏsᴍ
• ᴅʏɴᴀᴍɪᴄ ᴍᴇᴛᴀᴍᴏʀᴘʜᴏsᴍ

ᴄʜᴀʀᴀᴄᴛᴇʀɪsᴛɪᴄs ᴏғ ᴍᴇᴛᴀᴍᴏʀᴘʜɪᴄ ʀᴏᴄᴋs :

• ʜᴀʀᴅᴇʀ ᴛʜᴀɴ ɪɢɴᴇᴏᴜs ʀᴏᴄᴋs
• ғᴏssɪʟ ғᴜᴇʟs ᴀʀᴇ ɴᴏᴛ ғᴏᴜɴᴅ ɪɴ ɪᴛ
• ʜᴀᴠᴇ ʜɪɢʜ sᴘᴇᴄɪғɪᴄ ɢʀᴀᴠɪᴛʏ
• ɴᴏɴ ᴘᴏʀᴏᴜs ʀᴏᴄᴋs