Simultaneous X-ray Radiography, Phase-Contrast and Darkfield Imaging to Separate Natural from Cultured Pearls
Simultaneous X-ray Radiography, Phase-Contrast and Dark […]
Fake pearls made from Tridacna gigas shells
Fake pearls made from Tridacna gigas shells. Published […]
Cobalt diffusion-treated spinel
Cobalt diffusion-treated spinel. Published in IGC Namib […]
Traceability of gemstones: challenges and opportunities
Traceability of gemstones: challenges and opportunities […]
Pearl farmers hit by water pollution clean up
Pearl farmers hit by water pollution clean up. Publishe […]
Preserving the heritage of gemstone regions and resources worldwide: Future directions.
Preserving the heritage of gemstone regions and resourc […]
Marble-hosted ruby deposits of the Morogoro Region, Tanzania
Marble-hosted ruby deposits of the Morogoro Region, Tan […]
Gemmological investigations on pearls and emeralds using neutron imaging
Gemmological investigations on pearls and emeralds usin […]
Emeralds and the saga of cleaning and filling fissures
Emeralds and the saga of cleaning and filling fissures. […]