realgar


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Related to realgar: arsenopyrite

realgar

a naturally occurring deposit of arsenic disulfide, used as a pigment and a potential source of poisoning in animals.
References in periodicals archive ?
244 ns are proper to REA3 pellet having most complicated phase composition (~75 wt% of realgar and ~19 wt% of pararealgar [As.
For a famous example of a fictional story featuring realgar as a means of revealing demons, see Feng Menglong, "Bai Niangzi yongzhen Leifeng ta" Jingshi tongyan (Beijing: Renmin wenxue chubanshe, 1956; 1984 printing), 28.
from Pontus near Sinope, in Egypt, the Balearic islands and the island of Lemnos), "paraetonium" (according to Pliny a "chalk" from Libya--the difference between "chalk" and "clay" was not clear to the ancient authors and not even to Agricola), "melium" (from the island of Melos, according to Pliny a white clay), green earth (creta viridis) from Smyrna, orpiment (auripigmentum) and realgar (sandaraca) from Pontus (Vitruvius, 1953, 2004, 2008).
This decorative stone is mined from the base of a volcano in Indonesia, and has a hydrothermal origin with layers of realgar (yellow when fine-grained), pyrite (black when fine-grained) and white calcite.
Metabolic profiling studies on the toxicological effects of realgar in rats by (1)H NMR spectroscopy.
Also with Jaroslav was a flat of appealing, thumbnail-size single crystals of realgar from the Palomo mine, Huachocolpa district, Huancavelica Department.
39) sowie auf Farbanalysen der brillant erhaltenen Vignettenmalerei wobei erstmals orangerotes Realgar und Gips als Farbmittel in Papyri ausgemacht wcrden konnten.
The ore's sulphides consist primarily of heavily disseminated to near massive stibnite and realgar (AsS).
Apart from free gold, there is hematite, jarosite, and isolated occurrences of cinnabar and realgar.
Within the altered breccia complex mineralization consists of minor disseminated pyrite, native sulphur, and locally traces of cinnabar, realgar and orpiment.
Chinese name Botanical name Frequency Fu zi Radix aconiti lateralis 8111 praeparata Ban xia Rhizoma pinelliae 7123 Zhu sha Cinnabaris 3329 Xiong huang Realgar 3229 Ba dou Fructus crotonis 2348 Wu zhuyu Fructus evodiae 1971 Qing fen Calomelas 1584 Bai fuzi Rhizoma Typhonii 1497 Quan xie Scorpio 1431 Tian nanxing Rhizoma Arisaematis 1341 Table 3 The top 10 most frequently used herbs that combined with licorice in Chinese Formulae by data mining analysis (order by frequency).
Some have been described as cinnabar or realgar, but an antimony oxysulfide or metastibnite seems more likely.