orpiment

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Words related to orpiment

a yellow mineral occurring in conjunction with realgar

References in periodicals archive ?
4] crystal [20], testifies that positron trapping sites concern rather loosely-packed arsenic sulfide crystallites composing distinct NP.
reduction of arsenic (V) to As (III) by bacteria and formation of insoluble arsenic sulfide complex under anaerobic conditions.
In sour natural gas systems or in those that contain microbiologically generated hydrogen sulfide (HS) the presence of arsenic sulfide minerals can be found.
Yellow arsenic sulfide is known as the mineral orpiment (hartal in Hindu), while realgar is the red arsenious sulfide, though the former is considered the true arsenicum in the arsenal of the ancient poisoner's trade.
The weathering of rocks converts the arsenic sulfides in these minerals to arsenic trioxide that then enters into the environment as dust and dissolves in rain, rivers, and groundwater (Mandal & Suzuki, 2002; U.