Mineral Exploration (Lead & Zinc) by Hindustan Zinc Ltd. in India (1991-92) | |||
Particulars | 1991-92 | ||
Area/Name of Deposit | Bamnia Kalan | Bondalamottu | Sargipali |
State | Rajasthan | Andhra Pradesh | Orissa |
State | Rajsamand | Guntur | Sundergarh |
Mapping | |||
Area (Sq. km.) | |||
Scale | |||
Trenching | |||
No. of Trenches | |||
Sampling | |||
Sampling : No. of Samples Collected | |||
No. of Samples Analysed | |||
Drilling | |||
Drilling : No. of Boreholes | |||
Metreage Drilled | |||
Shaft Sinking | |||
No. of Shafts | |||
Volume in M3 | |||
Levels | |||
No. of Levels cut | |||
Volume in M3 | |||
Raises/Winzes | |||
No. of Cut | |||
Volume in M3 | |||
Stope Preperation (in Metre) | |||
Reserves estimated (In Million Tonne) | |||
Grade (% of metal content) | |||
Remarks |