Definition:
the noun form of 'mine' is used to refer to a mineral resource that has been extracted from the ground. It can also refer to a hole or tunnel excavated in the ground for the purpose of extracting minerals.
Rules:
'Mine' can refer to a place where minerals are extracted. It can also refer to a device placed on or in the ground or water and detonated upon contact.
Examples:
1. 'This diamond mine is one of the most profitable in the country.'
2. 'The gold mine in the valley has been running for centuries.'
Tips:
The context usually makes it clear whether 'mine' refers to an excavation or an explosive device. Don't confuse 'mine' with 'miner,' the latter refers to a person who works in a mine.
Definition:
Though not commonly categorized as an adjective, 'mine' can function like one when indicating possession.
Examples:
Mine eyes have seen the glory.
Mine enemy is at the gate.
Tips:
This usage is generally considered archaic and is rarely used in modern English, except for poetic or literary purposes.
Definition:
as a pronoun, 'mine' is used to indicate possession, serving as a possessive pronoun.
Examples:
This book is mine.
The choice is mine to make.
The last slice of pizza is mine.
Tips:
'Mine' as a pronoun can stand alone and does not need to be accompanied by the noun it replaces.
Definition:
as a verb, 'mine' refers to the action of extracting minerals from the earth. It can also refer to placing mines (explosive devices) in a location.
Examples:
The area was heavily mined during the war.
The company plans to mine the asteroid for rare metals.
Tips:
The context usually clarifies whether 'mine' refers to mineral extraction or placing explosives. Don't confuse the verb 'mine' with 'mind,' which has a completely different meaning.