Orpiment
$25.00
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Orpiment natural pigment powder A translucent, golden yellow mineral found in hot springs and volcanoes. The modern name comes from the Latin word auripigment, which means gold paint. Undesirable reactions with white lead and red lead are possible. Chemical description: Mineral. Arsenic sulfide . Chemical formula: As2S3 Color Index: PY 39 Light-resistance: 6.7 Alkali resistance: 5 Lime Resistance: 5 Acid resistance: 5 Suitability Acrylic, Tempera, Watercolor / Gouache, Oil Color: golden-yellow High coverage
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