Got Mica?
used for windows instead of glass sometimes
. It still is used for iron-stove windows.
It is also used as an insulator for electrical equipment.
Scrap mica has many uses, from lubricant to Christmas Tree "snow".
Name: Mica
Derivation: From "mica" (Latin) a crumb, probably influenced by "micare" (Latin) to glitter
Description: Flat sheets, very thin, even transparent, of various colors. Sometimes the sheets lie flat, sometimes they're jumbled together.