Open-pit mining''', '''open-cut mining''' or '''opencast mining''' is a [[surface mining]] technique of extracting [[rock (geology)|rock]] or [[minerals]] from the earth by their removal from an open [[wikt:pit|pit]] or [[Borrow pit|borrow]].
......This is the meaning I found in the Wikipedia.
Now a days many answers to questions are got by just googling....
__._,_.___
Posted by: jdattatreyulu@hotmail.com
| Reply via web post | • | Reply to sender | • | Reply to group | • | Start a New Topic | • | Messages in this topic (2) |
_________________________________________________________________
Directorate General of Mines Safety, Ministry of Labour & Employment, Govt. of India
Websites: http://www.dgms.net and http://www.dgmsindia.in and http://www.dgms.gov.in
--------------------------------------------------------------------------------------------------------
If for any reason you wish to unsubscribe from DGMS Mailing List, send an email to:
dgms_mail_list-unsubscribe@yahoogroups.com
Directorate General of Mines Safety, Ministry of Labour & Employment, Govt. of India
Websites: http://www.dgms.net and http://www.dgmsindia.in and http://www.dgms.gov.in
--------------------------------------------------------------------------------------------------------
If for any reason you wish to unsubscribe from DGMS Mailing List, send an email to:
dgms_mail_list-unsubscribe@yahoogroups.com
.
__,_._,___
0 comments:
Post a Comment