INDIAN BUREAU of MINES Nagpur Regional Office
Total Page:16
File Type:pdf, Size:1020Kb
INDIAN BUREAU OF MINES MINERALS DEVELOPMEMT AND REGULATION DIVISION MCDR INSPECTION REPORT Nagpur regional office Mine file No : MAH/NAG/MN-137/NGP Mine code : 40MSH14010 (i) Name of the Inspecting : M017( ) ASHISH MISHRA Officer and ID No. (ii) Designation : Sr. Asst. Contrl. Mines (iii) Accompaning mine : SHRI A. V. MASADE, AGENT, SHRI DEKATE, MINES MANAGER Official with Designation (iv) Date of Inspection : 14/10/2018 (v) Prev.inspection date : 16/09/2017 PART-I : GENERAL INFORMATION 1. (a) Mine Name : MUNSAR (b) Registration NO. : IBM/5711/2011 (c) Category : A Manual (d) Type of Working : Underground (e) Postal address State : MAHARASHTRA District : NAGPUR Village : MANSAR Taluka : RAMTEK Post office : KHAIRI BIJEWADA Pin Code : 441106 FAX No. : E-mail : Phone : (f) Police Station : (g) First opening date : 01/07/1962 (h) Weekly day of rest : MON 2. Address for : correspondance 3. (a) Lease Number : MSH0071 (b) Lease area : 108.63 (c) Period of lease : 20 (d) Date of Expiry : 30/06/2022 PAGE : 2 MSH0085 25.15 20 13/05/2022 PAGE : 3 MSH0097 .97 31/03/2020 4. Mineral worked : MANGANESE ORE Main 5. Name and Address of the Lessee : M/S MANGANESE ORE (INDIA) LTD. 3, MOUNT ROAD EXTENSION POST BOX NO. 34, NAGPUR (MP) NAGPUR MAHARASHTRA Phone: FAX : Owner : G P KUNDARGI MOIL BHAWAN, KATOL ROAD NAGPUR MAHARASHTRA Phone: 07122525809 FAX : 07122524996 Agent : P Karaya, DMG(Mines) MOIL, Munsar Mine Ramtek Nagpur NAGPUR MAHARASHTRA Phone: FAX : Geologist Name : M BHANSE,Full Time Qualification : M.SC. Appointment/ : 06/09/2005 Termination date Manager Name : M M ABDULLA Qualification : AMIE(Mining) Appointment/ : 25/10/2010 Termination date 6. Date of approval of Mining : Renewal under rule 22 MCR1960 06/05/2003 Plan/Scheme of Mining Renewal under rule 22 MCR1960 06/05/2003 Mining Scheme rule 12 MCDR1988 21/08/2006 Renewal under rule 24 MCR1960 14/06/2007 Mining Scheme rule 12 MCDR1988 12/08/2009 Mining Scheme rule 12 MCDR1988 29/11/2010 Mining Scheme rule 12 MCDR1988 14/12/2010 Mining Scheme rule 12 MCDR1988 16/04/2013 MP review under 17(1) MCR 2016 30/05/2017 MP review under 17(1) MCR 2016 14/08/2017 PAGE : 4 MP review under 17(1) MCR 2016 14/08/2017 PAGE : 5 PART - II : OBSERVATION/COMMENTS OF INSPECTING OFFICERS Exploration : Sl.No. Item Proposals Actual work Remarks 1a Backlog of No backlog. 8 8 boreholes with 240 m In last approved previous year additional meterage have been SOM period from boreholes drilled in the area. 2012-13 to 2016-17 were proposed period, 20 to be drilled boreholes with in the year 6000 meterage were 2017-18. proposed to be drilled in the lease area. Against the proposals, 01 borehole was drilled in 2012- 13, 18 in 2013-14 and 19 in 2014-15. Total 38 boreholes with 6088 meterage have been drilled. 1b Exploration over G1, G2 & G3 G1, G2 & G3 Reserves/resources lease area for have been geological axis 1 considered for or 2 insitu and dump both as per the exploration carried out in the area. In-situ reserves are under G-1 category. 1c Exploration Exploration Exploration done by M/s Agencies and shall be done MOIL Ltd. with Expenditure in by the lessee approximate expanditure lakh rupees himself. of Rs 20 Lakh. during the year 1d Balance area to Nil Nil Laterally the area be explored to has been proved bring Geological for occurence of axis in 1 or 2 ore. Ore zone is being established for depth persistancy. Approximately 46% of the overall lease area is mineralized that has already been established under G-1 category of UNFC. PAGE : 6 1e Balance reserve Balance as on 01/04/20 reserves/resources as on 01/04/2018: 111- 2104631 T 121- 205625 T 211- 407015 T 221- 303188 T 222- 1549231 T 332- 801955 T 333- 281190 T Total- 5652835 T 1f General remarks The Manganese ore The Mn-ore in of inspecting horizon in the area is Munsar mine area officers on of composite nature is finely geology, characterised by inter crystalline to exploration etc banding of manganiferous massive in nature. quartizite, gondite and The ore forming Manganese ore. The ore minerals are horizon occur at Braunite with stratigraphic contact Psilomelane and with quartz-mica schists little Pyrolusite. on the hanging wall side Though the area and has been proved muscoveitesillimanite for lateral schist on the footwall extent, for side. proving further depth continuity, 52 more boreholes are proposed during 2017-18 to 2021-22 period with 50m grid interval and 8200 meterage out of which 8 boreholes with 240 m meterage have beein drilled in the year 2017-18. Development : Sl.No. Item Propasals Actual work Remarks PAGE : 7 2a Location of Development As per the proposals. Against the development was proposed Horizontal w.r.t.lease area in 70'L, development between Ch 200 proposed at &Ch 3750, and various levels for at -30' L, - 575 RMT, actual 130' L & - achievement is 230'L. 672.9 RMT and Vertical shaft vertical has been sunk developments are upto 5th (- 140.4 RMT against 330') level. the proposals of In addition to 140 RMT. this, sinking of second vertical shaft at Ch. 5100 is in progress. Apart from this, mineralized dumps are proposed for recovery of minerals. 2b Separate benches Not applicable Not applicable in topsoil, as the working overburden and is Underground minerals (Rule and Dump 15) working only. 2c Stripping ratio Not applicable or ore to OB as the working ratio is Underground and Dump working only. 2d Quantity of Not applicable topsoil as the working generation in m3 is Underground and Dump working only. 2e Quantity of Not applicable overburden as the working generation in m3 is Underground and Dump working only. PAGE : 8 2f General remarks Development of inspecting proposed from the officers on underground development of workings in line pit w.r.t. type with the of deposit etc proposals. Opencast workings shall commence only after getting permisiion from MoEFCC. Depending on the type of deposit and mode of occurence, development is adequate. Exploitation: Sl.No. Item Propasals Actual work Remarks 3a Number of pit Not applicable proposed for as the working production is Underground and Dump working only. 3b Quantity of ROM 2017-18: 50000 2017-18: 30743 T Due to mineral T (3175 T from discontinuities in production development, the orezone, proposed 46825T from actual production Stopes) was less than the proposals. 3c Recovery of 60% recovery ~85% recovery (35955 T sailable/usable of saleable U/G ROM and 30743 T mineral from ROM minerals from saleable minerals) production ROM 3d Quantity of 2017-18: 20000 2017-18: 5212 T mineral reject T generation 3e Grade of mineral <15% Mn As per proposals, rejects threshold value is +10% generation and Mn. threshold value declared. 3f Quantity of sub Nil Nil grade mineral generation. 3g Grade of sub Not Applicable Not Applicable grade mineral generation PAGE : 9 3h Manual / Manual Sorting As per the proposals ROM is brought to Mechanised of ROM within the OCF (Ore method adopted lease area. Cleaning Floor) for segregating where it is being from ROM sorted manually by gangs of 5-10 persons at a time and then graded stacks are made. 3i Any analysis or Nil Nil beneficiation study proposed and carried out for sub grade mineral and rejects. 3j Provision of Not applicable Nil In underground, drilling and as the working Drilling is being blasting in is Underground done by means of mineral benches and Dump drills with 110 mm working only. hole diameter. Existing blast practices involves use of detonating fuse initiation with cord relay delay detonators and NONEL's using mainly slurry explosive. The usual blast pattern is spacing at 2.5m and burden at 2.0 m with charge factor at 0.4 kg/m3 for the ore body. 3k Provision of Not applicable Nil Mine working mining as the working involves Drilling machineries in is Underground and blasting by mineral benches and Dump 110 mm diameter working only. drills, then blasted muck is loaded into tubs and hoisted to the surface OCF. Front end Loader, Backhoe are deployed for dump workings. water tanker and tippers are used at surface. PAGE : 10 3l Whether height Not applicable Nil Level intervals, of benches in as the working size of pillars, overburden and is Underground support system mineral suitable and Dump etc. have been for method of working only. selected based on mining proposed the occurence of in MP/SOM the orebody and in compliance to DGMS safety norms. Method of stoping as cut and fill is suitable for mining the orezone. 3m Total area 9.0 ha 9.0 ha covered under excavation/pits 3n Ore to OB ratio Not applicable NA for the pit/mine as the working during the year. is Underground and Dump working only. 3o Total area put Area under: in use under Pits- 9.0 ha different heads Waste Dumps-22.25 ha at the end of Mineral Storage- 4.0 ha year Township-6.886 ha Roads-2.0 ha Infrastructure-4.802 ha Others (U/g opening, OCF etc.)-1.0 ha Total- 50.144 ha 3p Production of 2016-17: 83330 2016-17: 36666 T ROM mineral T 2015-16: 23194 T during the last 2015-16: 50000 2014-15: 18467 T five year period T 2013-14: 23202 T as applicable 2014-15: 50000 2012-13: 28135 T T 2013-14: 50000 T 2012-13: 41670 T PAGE : 11 3q General remarks Method of mining of inspecting is Category A as officers on average daily method of mining number of persons etc.