Two Noteworthy Diamonds from the Americas
Diamond Damaged from Wear
Identifying Filled Fractures in Diamond
Imitation Diamond
Hornbill "Ivory"
Mogul Talismans: Spinel, Sapphire and Aquamarine Beads
Opal with True Chatoyancy
Quartz with Cat's-Eye Effect Caused by Large Rutile Needles
To view the full section, download the PDF above.
Diamond Damaged from Wear
Identifying Filled Fractures in Diamond
Imitation Diamond
Hornbill "Ivory"
Mogul Talismans: Spinel, Sapphire and Aquamarine Beads
Opal with True Chatoyancy
Quartz with Cat's-Eye Effect Caused by Large Rutile Needles
To view the full section, download the PDF above.
Two Noteworthy Diamonds from the Americas
Diamond Damaged from Wear
Identifying Filled Fractures in Diamond
Imitation Diamond
Hornbill "Ivory"
Mogul Talismans: Spinel, Sapphire and Aquamarine Beads
Opal with True Chatoyancy
Quartz with Cat's-Eye Effect Caused by Large Rutile Needles
To view the full section, download the PDF above.
Diamond Damaged from Wear
Identifying Filled Fractures in Diamond
Imitation Diamond
Hornbill "Ivory"
Mogul Talismans: Spinel, Sapphire and Aquamarine Beads
Opal with True Chatoyancy
Quartz with Cat's-Eye Effect Caused by Large Rutile Needles
To view the full section, download the PDF above.
