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Vol 22 Number 12, Oct-Dec 2006
(follow link to expand)
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GEM CORALS-
x-rAY dIFFRACTION, SOLID STATE nmr, ELEMENTAL ANALYSIS |
R. Bocchio, S. Bracco,
A. Brajkovic,
A. Comotti,
V. Rolandi |
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MEASUREMENT OF REFRACTIVE INDICES
WITH THE GEMMETERTM
- A Critical Evaluation |
L. Cosnier |
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identifying japanese freshwater
cultured pearls from lake kasumigaura |
Dr D.E. Jacob, U. Wehrmeister, Dr T. Häger, Prof. Dr W. Hofmeister |
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BRANDED DIAMONDS
- Their Advantages and Limitations-
a literature review |
Dr A. Lynch |
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ANOTHER IMITATION ELEPHANT PEARL |
G. Brown |
Vol 22 Number 11, Jul-Sept 2006
(follow link to expand)
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OLD OPAL FIELDS REVISITED AT COOBER PEDY |
I. J. Townsend |
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TORRINGTON AND ITS GEMSTONES |
H. Bracewell, |
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THE VARIATION OF GEMMOLOGICAL PROPERTIES
AND CHEMICAL COMPOSITION OF GEM QUALITY TAAFEITES AND MUSGRAVITES FROM SRI
LANKA |
K. Schmetzer, L. Kiefert,
H. Bernhardt, M. Burford |
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TEST CASE FOR THE REFRACTOMETER - OLIVINE
OR SINHALITE? |
A. Hodgkinson |
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MINING AND EXPLORATION FOR GEMSTONES IN
AUSTRALIA |
F. Sutherland |
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ELEPHANT PEARLS: TRUE OR FALSE? |
B. Mann, G. Brown |
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MINERAL AND MELT INCLUSIONS IN SAPPHIRES
AS AN INDICATOR OF CONDITIONS OF THEIR FORMATION AND ORIGIN |
V. Pakhomova, B. Zalishchak,
V. Tishkina, M. Lapina,
N. Karmanov |
Vol 22 Number 10, Apr-Jun 2006
(follow link to expand)
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Welcome to the
Patricia Calloway Memorial Issue |
G. Brown, H. Bracewell, B. Sneyd |
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Some personal
reminiscences of Patricia Calloway |
N. Jamieson, R. Smith, H. Bracewell, |
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Characteristic
Spectral Features of iron as a gemstone chromophore |
G. Pearson |
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Diamond cut
grading: Unintended consequences and solutions |
S. Sivovolenko, G. Holloway, Dr Y.
Shelementiev, J. Mistry |
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Problems that
may be encountered when identifying gemstones in antique jewellery |
R. Bauer |
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Vulcanite or
Gutta-percha: that is the question |
G. Brown |
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My other
collection |
B. Sneyd |
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Re-surfacing a
refractometer prism |
T. Linton |
Vol 22 Number 9, Jan-Mar 2006
(follow link to expand)
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AMBER
FROM NORTH QUEENSLAND |
D.M. Colchester, G. WEbb,
P. Emseis |
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DIAMONDS FROM YAKUTIA'S UDACHNAYA PIPE |
V. Rolandi, A. Brajkovic,
I. Adamo, M. Landonio |
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KRÜSS
P011 PROPORTION OCULAR |
T. Linton, R. Beattie, K. Hughes |
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JERMEJEVITE FROM THE MOGOK STONE TRACT |
U Hla Kyi, U Kyaw Thu |
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FROM
THE LABORATORY |
Tay Thye Sun |
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TONE OF
CHINESE SHANDONG SAPPHIRE |
Li Jianjun |
Vol 22 Number 8, Oct-Dec 2005
(follow link to expand)
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PRACTICAL APPLICATION FOR MEASURING GEMSTONE DISPERSION ON THE REFRACTOMETER
- Using the C - F solar spectral interval |
Trevor Linton |
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GEMSTONE RESOURCES OF CHINA |
Professor C.M. (Mimi) Ou Yang |
GLASS-FILLED RUBIES
- Clarity-enhanced rubies with glass-forming additives |
Ted Themelis |
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USE OF IR-SPECTROSCOPY AND
DIFFRACTION TO DISCRIMINATE BETWEEN NATURAL, SYNTHETIC AND TREATED
TURQUOISE, AND ITS IMITATIONS |
Alessandro Pavese,
Loredana Prosperi,
Monica Dapiaggi |
Vol 22 Number 7, Jul - Sep 2005
(follow link to expand)
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GEM CORALS: Classification and Spectroscopic Features |
Vanda Rolandi, Anna Brajkovic, Ilarla Adamo,
Rosangela Bocchio, Manuela Landonio |
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THE PEGMATITIC GEM DEPOSITS OF MOLO (MOMEIK) AND SAKHAN-GYI (MOGOK) |
Professor U Hla Kyi, Ted Themelis, U Kyaw Thu |
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THE IDENTIFICATION OF IMPREGNATED NEPHRITE |
Li Jianjun |
Vol 22 Number 6, April - June 2005
(follow link to expand)
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USE AND MISUSE OF OPTICAL MINERALOGY CONSTANTS IN GEMMOLOGY |
Darko B. Sturman |
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THE DIAMOND PIPELINE |
Hsieh Hsien Lim |
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OPALS FROM JAVA |
H. Sujatmiko, H. C. Einfalt,
U. Henn |
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KRÜSS REFRACTOMETER - ER 6010 |
Trevor Linton, Roy Beattie,
K. Hughes |
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A MISCELLANY OF ORGANICS - Part 3 |
G. Brown |
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TRAPICHE OF MYANMAIR |
Kyaw Khaing Win |
Vol 22 Number 5, January- March 2005
(follow link to expand)
|
KALIMANTAN DIAMOND |
Tay Thye Sun, Pornsawat Wathanakul, Wilawan
Atichat, Lim Heng Moh, Lee Kien Kem, Ruby Hermanto |
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PEARL RESOURCES OF CHINA |
Zhang Hui, Zhang Beili |
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PROFESSIONAL GEM LIGHT 2 |
Roy Beattie, Trevor Linton |
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RUBELLITE FROM MOMEIK TOWNSHIP MYANMAR |
Prof U Tin Hlaing, Aung Khaing Win |
Vol 22 Number 4, October - December 2004 (follow link to expand)
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LIBS: A SPARK OF INSPIRATION IN GEMMOLOGICAL ANALYTICAL INSTRUMENTATION
|
Ted Themelis |
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CHEMICAL COMPOSITION AND
MINERALOGICAL PROPERTIES OF A PINK TOURMALINE MINERAL FROM PEGMATITES AROUND RAJGARH, AJMER DISTRICT, RAJASTHAN, INDIA
|
Liaqat A K Rao, S. Rehan Ali, Preeti Singh |
|
IN THE
PINK: ARGYLE’S GIFT TO AUSTRALIA
|
Alex Bevan, Peter Dpenes |
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THE KASUMIGAURA PEARL™ |
Boris Dilenburger |
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GEMSTONES IN VIETNAM |
Pham Van Long, Gaston Giuliani, Virginie
Garnier, Daniel Ohnenstit |
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NEW DEPOSIT OF GEM QUALITY COLOUR-CHANGE DIASPORE FROM MÖNG HSU, MYANMAR |
U Hla Kyi, Kyaw Khaing Win |
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SAPPHIRE IN BASALT FAKE |
Terry Coldham |
Vol 22 Number 3, July - September 2004 (follow link to expand)
The Diploma in
Diamond Technology Issue
|
HISTORY OF DIP DT COURSE
|
G. Brown |
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DIAMONDS IN RUSSIA
|
F. Payette |
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THE MODERN DE BEERS
|
J. Morris |
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DIAMOND SIMULANTS |
P. Cartwright |
Vol 22 Number 2, April - June 2004 (follow link to expand)
|
THE
ORIGIN OF PRECIOUS OPAL
|
B. Deveson |
|
RARE
AUSTRALIAN GEMSTONES - CROCOITE
|
S.P. Sorrell |
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SPINEL
FROM KAYAH STATE, MYANMAR
|
U Tin Hlaing |
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INCLUSIONS
IN VIETNAMESE QUY CHAU RUBY AND THEIR ORIGIN
|
Pham Van Long, Hoang Quang Vinh, Nguyen Xuan
Nghia |
|
QUALITY
ENHANCEMENT OF
VIETNAMESE RUBY BY HEAT TREATMENTS
|
P. Wintotai, P. Limsuwan,
I.M. Tang, S. Limsuwan |
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Vol 22 Number 1, January - March
2004 (follow link to expand)
TOPAZ FROM KILLIECRANKIE, FLINDERS ISLAND,
AND OTHER BASS STRAIT ISLANDS
|
R.S.
Bottrill, R.N. Woolley,
A.B. Forsyth |
CULTURING ABALONE HALF-PEARLS
The story of the New Zealand Eyris Blue Pearl™
|
Pam Hutchins |
AGATES & GEODES FROM THE KHUR AREA,
CENTRAL IRAN
|
Maziar Nazari
|
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AMINO ACIDS IN THE NACRE LAYERS OF SHELL FROM MAGNAVICULA PENGUIN AND BLISTER PEARLS FROM
SANYA, CHINA
|
Huang Fengming, Chen Zhonghui, Zhou Ying, Yang Mingxing |
PINK GEM QUALITY ORTHOCLASE
FROM THE MOGOK STONE TRACT, MYANMAR |
U Hla
Kyi, U Kway Thu |
|
SAPPHIRE-BLUE KYANITE FROM NEPAL
|
Dr Ulrich Henn |
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