PREFEASIBILITY REPORT OF SEDAM LIMESTONE MINES . Directorate of Geology and Mining, Govt. of Assam proved a limestone deposit containing about 116 million tones of limestone in a square km area in New Umrangshu, North Cachar Hills, Assam (25°31'51" to 25°32'8" N latitude and 92°48'1" to 92°48'7" E longitude).
![](/themes/3fr7/images/logo/logo.png)