cornwallite
plural of phoenix palm
plural of plyscraper
(mineralogy) A basic copper arsenate mineral with chemical formula Cu₅(AsO₄)₂(OH)₄.
A passageway through which to enter or leave, such as one between seating areas in an auditorium, or between two buildings. / An articulating bridge or ramp, such as from land to a dock or a ship.
博物館の新しい展示には、古い銅山から採取された鮮やかな緑色の塩基性銅ヒ素酸塩鉱物(化学式Cu5(AsO4)2(OH)4)の標本が展示されていた。
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