• plasma gemstone

plasma gemstone (suomeksi)

Määritelmät:

• a dark green variety of (l, en, chalcedony)
• the (l, en, black) (l, en, inorganic) (l, en, mineral) (l, en, slag) with a hardness near that of (l, en, quartz) left over from (l, en, plasma) (l, en, incineration) of (l, en, trash) separate from the metal waste and organics combusted (rfv-sense, lang=en)