The Beryl Group – an Overview
The Beryl Group – an Overview. Published in Journal of […]
Gemstones of the Garnet Group – about mixed crystals and solid solution
Gemstones of the Garnet Group – about mixed crystals an […]
Diamond testers with a limited performance
Diamond testers with a limited performance. Published i […]
GemTOF: A new and highly versatile method to analyse trace elements and isotopes of gemstones and pearls
GemTOF: A new and highly versatile method to analyse tr […]
Traceability of gemstones: challenges and opportunities
Traceability of gemstones: challenges and opportunities […]
Sannan-Skarn, ein neuer Schmuckstein aus Pakistan
Sannan-Skarn, ein neuer Schmuckstein aus Pakistan ̵ […]
Zircon – A very old gemstone
Zircon – A very old gemstone. Published in Journal of G […]
Ruby heat treatment and fracture repair
Ruby heat treatment and fracture repair. Published in J […]
Modern Doublets from Germany and India
Modern Doublets from Germany and India. Published in Jo […]