Arsenolite

Arsenolite

Arsenolite crystal structure

Arsenolite is a mineral and an oxide of arsenic. It is also known by its chemical formula, As2O3. Arsenolite is a relatively rare mineral that is typically found in oxidized arsenic-rich ore deposits. It was first discovered in 1845 by the German mineralogist Gustav Rose.

Properties

Arsenolite is usually found in the form of white or colorless crystals, which can be transparent to translucent. It has a vitreous to adamantine luster and a white streak. The mineral has a Mohs hardness of 1.5 to 2, which means it is relatively soft. Arsenolite is also quite brittle and can easily be crushed into a powder.

Occurrence

Arsenolite is commonly found in association with other arsenic minerals, such as realgar and orpiment. It is often formed as a secondary mineral through the oxidation of primary arsenic minerals. Arsenolite can be found in various locations around the world, including Germany, Romania, China, and the United States.

Uses

Due to its toxicity, arsenolite does not have any significant commercial uses. However, it is of interest to mineral collectors and researchers studying arsenic minerals. Arsenolite's crystal structure and properties make it a valuable specimen for scientific analysis and research.

Health and Safety

It is important to note that arsenolite is highly toxic and should be handled with extreme caution. Direct contact with the mineral or inhalation of its dust can lead to severe health issues, including arsenic poisoning. Proper safety measures, such as wearing protective gloves and a mask, should be followed when handling arsenolite.

See Also

• Arsenic
• Mineralogy
• Oxide minerals