friedrichite
(archaic) Synonym of placard, a metal plate reinforcing the lower part of an armor breastplate or backplate.
plural of inquisitionist
(obsolete) Analogous.
(mineralogy) An orthorhombic-pyramidal silver gray mineral containing bismuth, copper, lead, and sulfur.
博物館の鉱物コレクションには、ビスマス、銅、鉛、硫黄を含む直方晶系の銀灰色の鉱物の標本が金属光沢を放ち、その結晶はビスマスや銅を豊富に含んでいた。
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