Gemstones of the Garnet Group – about mixed crystals and solid solution
Gemstones of the Garnet Group – about mixed crystals an […]
Grossular from Tanzania with Uncommon Inclusions
Grossular from Tanzania with Uncommon Inclusions. Publi […]
Yellow danburite from Namalulu, Tanzania, and Myanmar: Origin of Colour and Its Stability
Yellow danburite from Namalulu, Tanzania, and Myanmar: […]
Yellow danburite from Namalulu, Tanzania: Gemmological properties and chemical composition
Yellow danburite from Namalulu, Tanzania: Gemmological […]
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 […]
Nail-head Spicules as Inclusions in Chrysoberyl from Myanmar
Nail-head Spicules as Inclusions in Chrysoberyl from My […]
Saguaro Stone, a New Ornamental Material from Arizona (USA)
Saguaro Stone, a New Ornamental Material from Arizona ( […]
Polycristalline kyanite from Tanzania
Polycristalline kyanite from Tanzania. Published in Jou […]