The 28th International Gemmological Conference, Madrid,
Spain.
The followings are the topic discussed by various members.
| Diamond |
| No. |
Title |
Authors |
| 1. |
Diamonds
from the eastern offshore of Phuket Island, Thailand |
P.Wathanakul,
S. Nakapadungrat,
S. Sakkaravej and P. Lomthong |
| 2. |
Diamonds
in Canada - an update |
A.A.
Levinson |
| 3. |
Origin
of irregular shapes of natural type II diamonds |
I. Sunagawa |
| 4. |
Natural
and HPHT annealed pink and blue diamonds |
G. Bosshart |
| Coloured
stones - Ruby, Sapphire |
| No. |
Title |
Authors |
| 5. |
Sapphires
and rubies from the Ruvuma (Tunduru and Songea), Lindi (Liwale)
and Mtwara (Mbekenyera) districts in Southern Tanzania. |
D. Schwarz |
| 6. |
The sapphirine-ruby
connection: new occurrence in an ornamental rock named “tutti
frutti” |
B. Lasnier,
C. Simonet |
| 7. |
Young
and old sapphires Australia – SE Asia |
F.L.
Sutherland, R.R.Coenraads, C.M. Fanning, P.Hoskin. |
| 8. |
Sapphires
from Phrae-Sukhothai Gemfield, Northern Thailand. |
P. Wathanakul,
W. Atichat. |
| 9. |
A preliminary
study of sapphire from Myanmar. |
Tay Thye
Sun, U. Tin Hlaing, Wilawan Atichat, Win Win Thar, S.M.Tang |
| 10. |
Gemmological
study of corundum of Madagascar |
J. Shida |
| 11. |
Gemmological
characterization of the magnetic properties of sapphires |
N.L.E.Haralyi,
G. Bosshart |
| 12. |
Luminiscence
of a-Al2O3 and a-AlOOH natural mixtures |
J. Garcia
Guinea, Correcher, V. |
| Emerald |
| No. |
Title |
Authors |
| 13. |
The Itabira
Emerald field. |
J. Kanis |
| 14. |
Preliminary
study of emeralds from the Piteiras emerald mine, Minas Gerais,
Brazil. |
J.C.
Zwaan |
| 15. |
Steps
on the route of identification of archaeological emeralds
origin. |
C.Aurisicchio,
L.Martarelli, S.Nunziante Ceasareo, G. Grazianni |
| 16. |
Emeralds
of the Ural mountains (Russia): Geology, fluid inclusions
and oxygen isotopes. |
e.Gavrilenko,
g. Giuliani, M.Popov, Ch. France-Lanord |
| Coloured
Stones - Jade |
| No. |
Title |
Authors |
| 17. |
Classification
of Myanma jadeite jades and their infrared spectra. |
C.M.OuYang
and X.Yuan |
| 18. |
The Hkamti
Jadeite mines area, Sagaing Division, Myanmar. |
R.E.Kane |
| 19. |
The colour-causing
mechanism of lavender jadeite-jade. |
x.Yuan,
G. Du |
| Coloured
Stones - Garnet, etc. |
| No. |
Title |
Authors |
| 20. |
Demantoid
garnet around the world. |
C.C.Milisenda |
| 21. |
Malaya
garnets from Madagascar. |
K. Schmetzer,
T. Hainschwang, L. Kiefert, H.J.Bernhardt. |
| 22. |
Gem peridots
in the world and peridots from two sources in China. |
A. Chikayama |
| 23. |
The peculiarity
of the olivine from Sri Lanka |
G. Graziani,
L. Martarelli, E. Gamini Zoysa. |
| 24. |
Transparent
green orthoclase, a new amazonite-type ornamental stone from
South East Asia. |
J. Ponahlo,
T. Thi Tham, F. Brandstatter, H. Wildner |
| 25. |
Mexican
gem opals: Nano and micro-structure, origin of colour, and
comparison with the other common opals of gemological significance. |
E. Fristsch,
M. Ostroumov, B. Rondeau, A. Barreau, D. Albertini, A.M. Marie,
B. Lasnier, J. Wery |
| 26. |
Recent
researches at CISGEM |
M. Superchi,
A. Donini, E. Gambini, D. Muzzioli |
| 27. |
Sparks
Gem rush at Ilakaka deposits in Madagascar |
M. Furuya,
A. Chikayama |
| Organic
Gem Materials, Synthetics, Treatments and Imitations. |
| No. |
Title |
Authors |
| 28. |
Mabe
pearls from northern Queensland, Australia |
G. Brown |
| 29. |
Ojime
make of tooth of grass eating animals |
I. Sunagawa,
Y. Takahashi, I.Kimura, T. Sakae |
| 30. |
Recent
observation of composite stones |
U. Henn |
| Regional
Gemmology |
| No. |
Title |
Authors |
| 31. |
Spanish
gemstone deposits: post-conference tour. |
C. Sapalski,
J. Garcia Guinea |
| 32. |
Gemstone
of Peru. |
J. Hyrsl |
| Gemmologic
techniques and equipments, Miscellaceous |
| No. |
Title |
Authors |
| 33. |
Application
of some laboratory methods to the study of gemstones |
J.M.
Dereppe, C. Moreaux |
| 34. |
Hardness
testing of gemstones: A re-evaluation of the values |
M. Gray |
| 35. |
Archaeological
and gemmological survey of Vatican Museums’s, Etruscan
and Roman Jewellery (VII B.C. to III Century A.D.) |
C. Aurisicchio,
L. DiGiulio, S. Ehrman, G. Graziani, M. Sannibale |
|