realgar

[n] - a rare soft orange mineral consisting of arsenic sulphide
Found on http://www.webdictionary.co.uk/definition.php?query=realgar

Realgar

Re·al'gar (re*ăl'gẽr) noun [ French réalgar , Spanish rejalgar , Arabic rahj al ghār powder of the mine.] (Min.) Arsenic sulphide, a mineral of a brilliant red color; red orpiment. It is also an artificial product.
Found on http://www.encyclo.co.uk/webster/R/18

realgar

noun a rare soft orange mineral consisting of arsenic sulphide; an important ore of arsenic
Found on https://www.encyclo.co.uk/local/20974

Realgar

• (n.) Arsenic sulphide, a mineral of a brilliant red color; red orpiment. It is also an artificial product.
Found on http://thinkexist.com/dictionary/meaning/realgar/

realgar

an important ore of arsenic, a red or orange mineral containing both arsenic and sulfur. Typically it is a minor constituent of ore veins in ... [1 related articles]
Found on http://www.britannica.com/eb/a-z/r/18

Realgar

Arsenic sulfide di-
Found on http://www.translationdirectory.com/glossaries/glossary075.htm

Realgar

Realgar is a sulphide of arsenic found in veins of lead, silver, and gold ores associated with arsenic minerals and stibnite and also occurs as a deposit from hot springs. When mixed with saltpetre and burned it gives a bright white light and was formerly used in fireworks to provide colour. It has the formulae AsS and a relative hardness of 2.
Found on http://www.probertencyclopaedia.com/browse/HR.HTM

Realgar

== Occurrence == Realgar most commonly occurs as a low-temperature hydrothermal vein mineral associated with other arsenic and antimony minerals. It also occurs as volcanic sublimations and in hot spring deposits. It occurs in association with orpiment, arsenolite, calcite and barite. It is found with lead, silver and gold ores in Hungary, Bohemia...
Found on http://en.wikipedia.org/wiki/Realgar

Realgar

Native arsenic disulphide. Small deposits have been found in all parts of the world, and traces of its use for colouring have come to light on relics from the most primitive civilizations.
Found on http://www.visual-arts-cork.com/colour-art-glossary.htm
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