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Vocabulary Entry
realgar
|noun
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N
noun
Realgar is a bright red or orange mineral composed of arsenic sulfide, often used as a pigment and in pyrotechnics.
Example Sentences
"The artist chose realgar for its vibrant color in his painting."
"Realgar is known for its crystalline structure and striking appearance."
"In ancient times, realgar was used as a medicine and a coloring agent."