Ramaura – une nouvelle synthèse de rubis
Author(s) : -
Date : 1985
Ramaura – une nouvelle synthèse de rubis. Published in Journal Suisse des horlogers et des bijoutiers-orfèvres, 1985.
Author(s): G. Bosshart
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Posts of : G. Bosshart
Naturally-coloured and treated yellow and orange-brown sapphires
Author(s) : -
Date : 1983
Naturally-coloured and treated yellow and orange-brown sapphires. Published in Journal of Gemmology, 1983.
Author(s): K. Schmetzer, G. Bosshart, H.A. Haenni
Naturfarbene und behandelte gelbe und orange-braune Sapphire
Author(s) : -
Date : 1982
Tags : Behandlung / Sapphire
Naturfarbene und behandelte gelbe und orange-braune Sapphire. Published in Zeitschrift der Deutschen Gemmologischen Gesellschaft, 1982.
Author(s): K. Schmetzer, G. Bosshart, H.A. Haenni
Cubic stabilized zirconias
Author(s) : -
Date : 1977
Tags : Cubic Zirconia
This article contains a short survey on the stability of zirconias and their growth as stable cubic single crystals, followed by physical and crystallographic data on transparent rough and brilliant-cut material. The chemical compositions of yttria-stabilitzed zirconias is verified by means of rarely used formulas.
Author(s): G. Bosshart