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Vol 23 Number 1, Jan - Mar 2007 (follow link to expand)
| BLUE AND PINK OPALS FROM ACARI, PERU | A. Brajkovic, V. Rolandi, P. Vignola, R. Grizzetti |
| FROM THE LABORATORY | Tay Thye Sun |
| LETTER TO THE EDITOR | The GIA Diamond Cut Group, The Cut Group |
| KRÜSS HA10 HEARTS AND ARROWS LOUPE | T. Linton, K. Hughes, R. Beattie |
Vol 23 Number 2, Apr - Jun 2007 (follow link to expand)
| SPODUMENES FROM NURISTAN, AFGHANISTAN | L. Natkaniec-Novak |
| SEALANT IMPREGNATED RUBIES | G.M. Pearson |
| AGIL REFRACTOMETER & LED LIGHT SOURCE | T. Linton, R. Beattie |
| IDENTIFYING GEMSTONES USING FTIR SPECTRA |
Li Jianjun, Luo Yueping, Chen Zhenyu, Meng Lijuan |
| DETERMINING OPAL'S DENSITY | A. Hodgkinson |
| NOTES FROM THE GSL LABORATORY | B. Sechos |
| MOLDAVITE: NATURAL OR IMITATION? | Tay Thye Sun |
| CIRCLED PIG'S TUSKS |
W.R. Mann, G. Brown, M. Mahoney |
| AGIL PORTABLE LAB SET | T. Linton, R. Beattie |
Vol 23 Number 3, Jul - Sep 2007 (follow link to expand)
| RUBY SUITES FROM NEW SOUTH WALES | G. Webb |
| LESSONS FROM THE HISTORY OF GEMS | Dr D. Hoover |
| GRAPHITIC INCLUSIONS IN NATURAL BROWN DIAMONDS | A.S. Bidny, O.V. Kononov, A.G. Veresov, P.V. Ivannikov |
| LUNE RIVER PETRIFIED FERNS | R. Jones |
Vol 23 Number 4, Oct - Dec 2007 (follow link to expand)
| Magnetic Susceptibility for Gemstone Discrimination | Dr D. Hoover, B. Williams |
| Opal Exploration Using Natural Gamma Radioactivity | B. R. Senior, L. T. Chadderton |
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LED Lightsources and gemmological instruments that analyse colour |
T. Linton |
