FORMATION OF PRECIOUS OPAL

[1] ALFREY T, 1954, J OPT SOC AM, V44, P603

[2] BECHTOLD MF, 1951, Patent No. 2574902

[3] ILER RK, 1955, COLLOID CHEMISTRY SI, P10

[4] ILER RK, 1955, COLLOID CHEM SILICA, P133

[5] ILER RK, 1955, COLLOID CHEM SILICA, P95

[6] JONES JB, 1964, NATURE, V204, P990

[7] COLOUR OF PRECIOUS OPAL [J]. NATURE, 1964, 204 (496) : 1151 - &

[8] WATSON SHL, 1962, J PHYS CHEM, V66, P1757

[9] CRYSTALLIZABLE INSECT VIRUS [J]. NATURE, 1957, 179 (4551) : 119 - 120

[10] XEROS N, 1952, NATURE, V174, P562

[1] ALFREY T, 1954, J OPT SOC AM, V44, P603

[2] BECHTOLD MF, 1951, Patent No. 2574902

[3] ILER RK, 1955, COLLOID CHEMISTRY SI, P10

[4] ILER RK, 1955, COLLOID CHEM SILICA, P133

[5] ILER RK, 1955, COLLOID CHEM SILICA, P95

[6] JONES JB, 1964, NATURE, V204, P990

[7] COLOUR OF PRECIOUS OPAL [J]. NATURE, 1964, 204 (496) : 1151 - &

[8] WATSON SHL, 1962, J PHYS CHEM, V66, P1757

[9] CRYSTALLIZABLE INSECT VIRUS [J]. NATURE, 1957, 179 (4551) : 119 - 120

[10] XEROS N, 1952, NATURE, V174, P562