Glassmaking Terminology

noun a mineral composed of calcium fluoride, used as a flux in iron smelting and as a source of fluorine for the chemical industry

• Fluorspar, also known as fluorite, is a mineral composed of calcium fluoride.
• I heard they found a new deposit of fluorspar up in the mountains.
• Some people believe that fluorspar has healing properties.
• Her words were as sharp and cutting as a piece of fluorspar.

noun a mixture of silica and fluxes that is fused at high temperature to make glass

• The chef prepared a delicious frit of vegetables for the dinner party.
• I love ordering a plate of frit at my favorite restaurant.
• Let's grab some frits and chill at the park.
• His mind was a frit of conflicting emotions.