| Mineral Exploration & Development (Lead & Zinc) by Mineral Exploration Corporation Limited in India - Part III (1991-92) | ||||
| Particulars | 1991-92 | |||
| Area/Name of Deposit | Banwas/Extention | Pathargora | Surda | Malanjkhand |
| State | Rajasthan | Bihar | Bihar | Madhya Pradesh |
| States/UTs | Jhunjhunu | Singhbhum | Singhbhum | Balaghat |
| Mapping Area (Sq. km.) | ||||
| Pitting/Trenching | ||||
| Sampling : No. of Samples Collected & Analysed | ||||
| Drilling : No. of Boreholes | ||||
| Metreage Drilled | ||||
| Development | ||||
| Shaft Sinking (Metre) | ||||
| Levels (Metre) | ||||
| Raises/Winzes | ||||
| Portal Making (Metre3) | ||||
| Reserves estimated (In Million Tonne) | ||||
| Proved | ||||
| Probable | ||||
| Possible | ||||
| Grade (% of metal content) | ||||
| Average gr. (%) | ||||
| Cut-off-gr. (%) | ||||
