It is the raw material for the manufacture of quicklime (calcium oxide), slaked lime (calcium hydroxide), cement and mortar.

  • Pulverized limestone is used as a soil conditioner to neutralize acidic soils.
  • It is crushed for use as aggregate—the solid base for many roads as well as in asphalt concrete.
  • Geological formations of limestone are among the best petroleum reservoirs;As a reagent in flue-gas desulfurization, it reacts with sulfur dioxide for air pollution control.
  • Glass making, in some circumstances, uses limestone.
  • It is added to toothpaste, paper, plastics, paint, tiles, and other materials as both white pigment and a cheap filler.
  • It can suppress methane explosions in underground coal mines.
  • Purified, it is added to bread and cereals as a source of calcium.
  • Calcium levels in livestock feed are supplemented with it, such as for poultry (when ground up).
  • It can be used for remineralizing and increasing the alkalinity of purified water to prevent pipe corrosion and to restore essential nutrient levels.
  • Used in blast furnaces, limestone binds with silica and other impurities to remove them from the iron.
  • It is often found in medicines and cosmetics.
  • It is used in sculptures because of its suitability for carving

Limestone - Technical Details

 Cement Grade
Moisture0.91%
Loss on Ignition38.83%
Silica (SiO2)2.57%
Loss on Ignition38.83%
Silica (SiO2)2.57%
Iron (Fe2O3)6.07%
Aluminium (Al2O3)7.09%
Titanium (TiO2)Traces
Calcium (CaO)43.88%
Magnesium (MgO)0.65%

Limestone Price Details

W.E.F 24.01.2017 to 23.01.2018

(Values in Indian Rupees)

SI.NoPRODUCTTENDER RATEADHOC RATE
1Cement Grade (As mined)Rs.456/- PER M.T.
Plus : Royalty Rs.80/- PER M.T.
Plus : Loading Charges Rs.100/- PER M.T.
Rs.502/- PER M.T.
Plus : Royalty Rs.80/- PER M.T.
Plus : Loading Charges Rs.100/- PER M.T.

Terms and Conditions

1.Payment: 100% advance payment by demand draft RTGS or NEFT drawn in favour of TAMIL NADU MINERALS LIMITED,CHENNAI-600005 payable at chennai along with purchase order. The commission for demand draft has to be borne by the buyer. Cheque/Document through bank will not be accepted.

STATE BANK OF INDIA

PWD COMPLEX BRANCH

CHEPAUK

CHENNAI-600005

A/C NO: 10031641671

IFS CODE: SBIN0006489

MICR NO:600002036

Kindly inform your remittance through RTGS immediately to us on E.mail on the same day itself so as to contact our Bankers.

2.Supply: Read stock.Ex-mines.Transport has to be arranged by the buyer.The loading charges @Rs.75/-per m.t. is extra,if loading done by TAMIN.

3.Sales Tax: Extra.At present,the rate of TAX TNVAT/CST IS @5%. If form C furnished along with purchase order,the rate of CST is 2% for supply outside Tamil Nadu.

4.The rates are subject to revision through tender.

Controlling Division: Ariyalur.

Location of Mines: Periyanagalur mines.

For further details contact:

Division Manager,

Tamil Nadu Minerals Limited,

No.10,3rd cross street,

Rajaji Nager post,

Ariyalur-621713.