The graphite industry in Sri Lanka
Wijayananda, N.P.
The graphite industry in Sri Lanka - NARESA Colombo 1987 - 95 lk - Sri Lanka Mineral Deposits Graphite distribution Graphite Exploration Kahatagaha Mine Kolongaha Mine Bogala Graphite Mine - Science Education Series No.24 .
http://thakshana.nsf.ac.lk/slstic/NA-117/NA_117_i.pdf = Wijayananda, N.P.
M
B
NA-117
NA-117
Education
Earth Sciences
37
The graphite industry in Sri Lanka - NARESA Colombo 1987 - 95 lk - Sri Lanka Mineral Deposits Graphite distribution Graphite Exploration Kahatagaha Mine Kolongaha Mine Bogala Graphite Mine - Science Education Series No.24 .
http://thakshana.nsf.ac.lk/slstic/NA-117/NA_117_i.pdf = Wijayananda, N.P.
M
B
NA-117
NA-117
Education
Earth Sciences
37