Please enjoy our
collection of opal literature

Literature
Chemistry Techniques used in researching opal - Neville Curtis
Chemistry Techniques used in researching opal - Neville Curtis
A discussion on Ethiopian Opal from our french colleagues.
A discussion on Ethiopian Opal from our french colleagues.
African Opal Unearthed
African Opal Unearthed
Play-of-Colour Opal from Wegel Tena, Wollo Province Ethiopia
Play-of-Colour Opal from Wegel Tena, Wollo Province Ethiopia
The Origin of Digit patterns
The Origin of Digit patterns
Ethiopia: A new source of Precious Opal
Ethiopia: A new source of Precious Opal
WHITE CLIFFS-CRAM
WHITE CLIFFS-CRAM
The White Cliffs Royal Commission
The White Cliffs Royal Commission
White Cliffs Opal Field- A report by NSW Geological Survey
White Cliffs Opal Field- A report by NSW Geological Survey
White Cliffs Opal Fields a commentary by Gwen Rowe
White Cliffs Opal Fields a commentary by Gwen Rowe
OPAL CARVING-DANIELA L'ABBATE
OPAL CARVING-DANIELA L'ABBATE
EVALUATION OF CARVED LIGHTNING RIDGE BLACK OPAL
EVALUATION OF CARVED LIGHTNING RIDGE BLACK OPAL
HISTORICAL FOLKLORE-KOSMINSKI
HISTORICAL FOLKLORE-KOSMINSKI
Trace Elements in Black Opal
Trace Elements in Black Opal
More on opal and cracking
More on opal and cracking
New information - Slovakian opal
New information - Slovakian opal
Porosity of some opaline siliceous materials
Porosity of some opaline siliceous materials
The Role of water in the cracking of opal
The Role of water in the cracking of opal
AN Historic document: the Occurrence of Opal at Lightning ridge and Grawin.
AN Historic document: the Occurrence of Opal at Lightning ridge and Grawin.
An analysis of Opal Polymorphs: Opal-AG, Opal-AN and Opal-CT by NMR
An analysis of Opal Polymorphs: Opal-AG, Opal-AN and Opal-CT by NMR
A Review of the mineralogical opal classification
A Review of the mineralogical opal classification
SYNTHETIC OPAL
SYNTHETIC OPAL
Trace Elements in Australian Opal-1
Trace Elements in Australian Opal-1
Historical opal literature - an extract from Dana's Mineralogy
Historical opal literature - an extract from Dana's Mineralogy
An Extract from the Thesis of Boris Chauvrie
An Extract from the Thesis of Boris Chauvrie
GILC and LMHC decisions for Hydrophane opal nomenclature
GILC and LMHC decisions for Hydrophane opal nomenclature
Opal Historical SA Trade standards (1979)
Opal Historical SA Trade standards (1979)
Opal Nomenclature - AG1997
Opal Nomenclature - AG1997
The Story of European Precious opal from Dubnik
The Story of European Precious opal from Dubnik
The White Cliffs Opal Field, NSW
The White Cliffs Opal Field, NSW
Literature
GILC and LMHC decisions for Hydrophane opal nomenclature
GILC and LMHC decisions for Hydrophane opal nomenclature
Opal Historical SA Trade standards (1979)
Opal Historical SA Trade standards (1979)
An Opal Terminology
An Opal Terminology
The World of Opals
The World of Opals
Literature
A discussion on Ethiopian Opal from our french colleagues.
A discussion on Ethiopian Opal from our french colleagues.
Play-of-Colour Opal from Wegel Tena, Wollo Province Ethiopia
Play-of-Colour Opal from Wegel Tena, Wollo Province Ethiopia
The Origin of Digit patterns
The Origin of Digit patterns
SYNTHETIC OPAL
SYNTHETIC OPAL
Literature
Chemistry Techniques used in researching opal - Neville Curtis
Chemistry Techniques used in researching opal - Neville Curtis
White Cliffs Opal Field- A report by NSW Geological Survey
White Cliffs Opal Field- A report by NSW Geological Survey
Trace Elements in Australian Opal-1
Trace Elements in Australian Opal-1
Historical opal literature - an extract from Dana's Mineralogy
Historical opal literature - an extract from Dana's Mineralogy
An Extract from the Thesis of Boris Chauvrie
An Extract from the Thesis of Boris Chauvrie
Title%2BPage%2B-%2BFuture%2Bprospects%2BLRidge.jpg
Future prospects for mining at Lightning Ridge
Literature
A discussion on Ethiopian Opal from our french colleagues.
A discussion on Ethiopian Opal from our french colleagues.
African Opal Unearthed
African Opal Unearthed
Play-of-Colour Opal from Wegel Tena, Wollo Province Ethiopia
Play-of-Colour Opal from Wegel Tena, Wollo Province Ethiopia
The Origin of Digit patterns
The Origin of Digit patterns
Ethiopia: A new source of Precious Opal
Ethiopia: A new source of Precious Opal
WHITE CLIFFS-CRAM
WHITE CLIFFS-CRAM
The White Cliffs Royal Commission
The White Cliffs Royal Commission
White Cliffs Opal Field- A report by NSW Geological Survey
White Cliffs Opal Field- A report by NSW Geological Survey
White Cliffs Opal Fields a commentary by Gwen Rowe
White Cliffs Opal Fields a commentary by Gwen Rowe
The Story of European Precious opal from Dubnik
The Story of European Precious opal from Dubnik
The White Cliffs Opal Field, NSW
The White Cliffs Opal Field, NSW
Honduras-Title Page.jpg
Opal report from honduras
Title%2BPage%2B-%2BFuture%2Bprospects%2BLRidge.jpg
Future prospects for mining at Lightning Ridge
A Prospectors Guide to Opal in the Yowah - Eromanga Area
A Prospectors Guide to Opal in the Yowah - Eromanga Area
Literature
OPAL CARVING-DANIELA L'ABBATE
OPAL CARVING-DANIELA L'ABBATE
EVALUATION OF CARVED LIGHTNING RIDGE BLACK OPAL
EVALUATION OF CARVED LIGHTNING RIDGE BLACK OPAL