container can be selected from agate amazonite aquamarine aventurine rock crystal calcite chalcedony diamond garnet halite salt jasper lapis lazuli magnesite white opal mossy agate opal orange calcite ocean jasper pistachio opal quartz rough diamond rose quartz red jasper rutile quartz emerald sodalite and petrified wood according to further exemplary embodiments a plurality of solid bodies 50 such as a mineral such as pieces or chips of mineral and or precious stones or pieces or chips of precious stones in rough and or partially and or completely ground and or partially and or completely polished form can be introduced together into a glass container typical combinations relate to combinations of the following materials pistachio opal rock crystal or amethyst chalcedony ocean jasper petrified wood rose quartz or rough diamond rock crystal or garnet rock crystal or red jasper magnesite rock crystal or rose quartz amethyst avenurine or white opal chalcedony mossy agate or aquamarine rock crystal or lapis lazuli rutile quartz or red jasper sodalite orange calcite brown agate aventurine or rock crystal garnet amethyst or emerald rock crystal or orange calcite rock crystal or amethyst rock crystal or sodalite rock crystal or rose quartz amethyst rock crystal the upper edge of tapered tube 1 can be narrowed by careful fusion and wide opening 10 of tube 1 can thus be gradually closed for this purpose the upper part of tapered tube 1 is fused uniformly at and beneath its second opening 10 pressed inwards and closed while being constantly rotated over flame 3 of a suitably adjusted burner see fig5 and thereby smoothed a detailed description.