VNS’s white Limestone Mine is exploited currently in Mong Son Commune, Yen Binh District, Yen Bai Province. It’s 30km from Yen Bai City and 150km from Hanoi towards the Northwest.

VNS Vietnam Mineral Joint Stock Company manages  and  exploits white limestone mine in Mong Son Commune  under the mining license No. 318/GP-BTNMT which issued by the Ministry of Natural Resources and Environment of Vietnam.

This is the best quality limestone mine with the highest CaCO3 content over 98% as well as high purity, whiteness and softness. Mong Son limestone mine has the chemical composition and physico-mechanical properties which are suitable for many industries such as Paint, Plastics, Paper, Masterbatches, Rubber, Film, PVC Cables, PP compounds, Plastics, Feed and Fish ...  as well as for the adhesives, filler.

Before packing goods into the container, the KCS department and warehouse inspectors check by naked eye and the whiteness meter at the gathering yard. High  quality goods will be exported to customers.

Packing : Loose in container; 28 tons per container 20’ feet
Shipment : Will be shipped after 10-15 days from confirming LC or receiving deposit.
Lump size = (2÷8)CM CaCO3 Content ≥ 98.5%
Lump size = (10÷30)CM MgO Content ≤ 0.68%
Whiteness ≥ 97 % Fe2O3 Content ≤ 0.04%
pH 8.0 ÷ 9.0 Al2O3 Content ≤ 0.04%
Moisture ≤ 0.2% SiO2 Content ≤ 0.68%
Density 2.7g/cm3 Na2O Content ≤ 0.16%
Oil absorption ≥ 24g/100g CaCO3 TiO2 Content ≤ 0.004%
Loss on ignition content ≤ 43,08%