Ir`i*dos"mine (?), Ir`i*dos"mi*um (?), n. [Iridium + osmium.] Min.

The native compound of iridium and osmium. It is found in flattened metallic grains of extreme hardness, and is often used for pointing gold pens.

 

© Webster 1913.

Log in or registerto write something here or to contact authors.