realgar
IPA: riˈæɫgɝ
noun
- (mineralogy) A mineral, arsenic sulfide (AsS), often associated with orpiment and stibnite in lead, silver and gold ores.
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Examples of "realgar" in Sentences
- Realgar has a sub metallic luster.
- It is often found in association with realgar.
- After a thousand years it changes into realgar.
- Its generally more rare than realgar and orpiment.
- It is generally more rare than realgar and orpiment.
- It forms gradually from realgar under exposure to light.
- Arsenic also has a formal oxidation state of 2 in As4S4, realgar.
- Pyrite stibnite, orpiment and realgar are the main minerals forming the ore.
- After another thousand years the realgar becomes transformed into yellow gold.
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