TY - GEN ED - Sri Lanka Standards Institution, Colombo LK TI - SRI LANKA STANDARD 676 : 1984 : Methods of test for heavy minerals PY - 1984/// CY - Colombo PB - SLSI KW - a622.349.42:543 KW - SRI LANKA-STANDARDS KW - STANDARDS-SRI LANKA N1 - STD2865 ER -