“8.9 x 6.9 x 3.6 cm. A cluster of intense, gemmy red crystals of realgar isolated on a euhedral crystal of calcite - from China, the prime locality for realgars. Must be kept out of light, will lose color otherwise. ”

“8.9 x 6.9 x 3.6 cm. A cluster of intense, gemmy red crystals of realgar isolated on a euhedral crystal of calcite - from China, the prime locality for realgars. Must be kept out of light, will lose color otherwise. ”