General Summery of Coal Mines in West Bengal (1980, 1985, 1989 to 2000) | ||||||||||||||
Description | 1980 | 1985 | 1989 | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 |
(1980, 1985, 1989 to 2005-2006)Coal Mines (Number)-Total | ||||||||||||||
Coal Mines Worked Under Mechanical Power | ||||||||||||||
Average Number of Persons Employed Per Day (Number) | ||||||||||||||
A) Underground Miners and Loaders | ||||||||||||||
B) Others | ||||||||||||||
A) Open Working-Miners & Loaders | ||||||||||||||
B) Other - Males | ||||||||||||||
Females | ||||||||||||||
Surface - Males | ||||||||||||||
Females | ||||||||||||||
Output of Coal (`000 Tonnes) Total | ||||||||||||||
Output Coke (Tonnes) Total | ||||||||||||||
Hard | ||||||||||||||
Soft | ||||||||||||||
Total Value of Output Of Coal (Lakh Rupees) |