Gemmology [silicate, chalcedony and feldspar]. Collection of 15 cut gemstones including quartz, carnelian, jasper, haematite, amazonite, quartz sapphires, orthoclase and miscellaneous. Oval, marquise, radiant and cabochon cuts, presented in a box. Total weight of stones: approximately 162 carats. Individual appraisal sheets drawn up by Mr Michel Bavoux (ENB-ING expert) are attached.