Künstliches Glas mit interessantem Farbeffekt – Grüsse aus dem Weltall oder doch sehr irdisch?
Künstliches Glas mit interessantem Farbeffekt – Grüsse aus dem Weltall oder doch sehr irdisch?. Gold’Or (2010) Author(s): M.S. Krzemnicki
Verre artificiel changeant de couleur – Une pierre „extraterrestre“
Verre artificiel changeant de couleur – Une pierre „extraterrestre“ Gold’Or (2010) Author(s): M.S. Krzemnicki
Moonstones and Co: a brief review of the feldspar group
Moonstones and Co: a brief review of the feldspar group. Published in 2009. Author(s): H.A. Haenni
Serpentinite artefact resembling Libyan desert glass
Serpentinite artefact resembling Libyan desert glass. Published in Gems & Gemology, 2008. Author(s): M.S. Krzemnicki
Gem-quality taafeeites and musgravites from Africa
Gem-quality taafeeites and musgravites from Africa. Published in Journal of Gemmology, 2007. Author(s): K. Schmetzer, M.S. Krzemnicki, H.A. Haenni, H.-J. Bernhardt, T. Pettke
Transparent dumortierite and sapphirine from Tunduru, Tanzania
Transparent dumortierite and sapphirine from Tanzania. Published in Gems & Gemology, 2007. Author(s): H.A. Haenni
The orientation and symmetry of light spots and asterism in rose quartz spheres from Madagascar
The orientation and symmetry of light spots and asterism in rose quartz spheres from Madagascar. Published in Journal of Gemmology, 2006. Author(s): K. Schmetzer, M.S. Krzemnicki
A Raman investigation of the amblygonite-montebrasite series
A Raman investigation of the amblygonite-montebrasite series. Published in Canadian Mineralogist, 2006. Author(s): B. Rondeau, E. Fritsch, P. Lefevre, M. Guiraud, A.-M. Fransolet, Y. Lulsac
Uncommon minerals of gemstone quality from Tanzania
Uncommon minerals of gemstone quality from Tanzania. Published in GIT Proceedings, 2006. Author(s): H.A. Haenni
Gemmological properties and chemical composition of gemquality taaffeites and musgravites from Sri Lanka and Africa
Gemmological properties and chemical composition of gem-quality taaffeites and musgravites from Sri Lanka and Africa. Published in GIT Proceedings, 2006. Author(s): K. Schmetzer, M.S. Krzemnicki, H.A. Haenni, H.-J. Bernhardt