^^ The Journal of - Volume 29 No. 5/6 Gemmology January/April 2005 The Gemmological Association and Gem Testing Laboratory of Great Britain Gemmological Association and Gem Testing Laboratory of Great Britain 27 Greville Street, London EC1N 8TN Tel: +44 (0)20 7404 3334 • Fax: +44 (0)20 7404 8843 e-mail:
[email protected] • Website: www.gem-a.info President: E A jobbins Vice-Presidents: N W Deeks, R A Howie, D G Kent, R K Mitchell Honorary Fellows: Chen Zhonghui, R A Howie, K Nassau Honorary Life Members: H Bank, D J Callaghan, E A Jobbins, J I Koivula, I Thomson, H Tillander Council: A T Collins - Chairman, S Burgoyne, T M J Davidson, S A Everitt, L Hudson, E A Jobbins, J Monnickendam, M J O'Donoghue, E Stern, P J Wates, V P Watson Members' Audit Committee: A J Allnutt, P Dwyer-Hickey, J Greatwood, B Jackson, L Music, J B Nelson, C H Winter Branch Chairmen: Midlands - G M Green, North East - N R Rose, North West -DM Brady, Scottish - B Jackson, South East - C H Winter, South West - R M Slater Examiners: A J Allnutt MSc PhD FGA, L Bartlett BSc MPhil FGA DCA, Chen Meihua BSc PhD FCA DGA, S Coelho BSc FCA DCA, Prof A T Collins BSc PhD, A G Good FCA DCA, D Gravier FGA, J Greatwood FGA, S Greatwood FGA DCA, G M Green FGA DGA, He Ok Chang FGA DGA, G M Howe FGA DGA, B Jackson FGA DGA, B Jensen BSc (Geol), T A Johne FGA, L Joyner PhD FGA, H Kitawaki FGA CGJ, Li Li Ping FGA DGA, M A Medniuk FGA DGA, T Miyata MSc PhD FGA, M Newton BSc DPhil, C J E Oldershaw BSc (Hons) FGA DGA, H L Plumb BSc FGA DCA, N R Rose FGA DGA, R D Ross BSc FGA DGA, J-C