bitter(Noun) A liquid or powder, made from bitter herbs, used in mixed drinks or as a tonic. bitter(Noun) A type of beer heavily flavored with hops. bitter(Noun) A turn of a cable about the bitts. bitter(Adjective) Having an acrid taste (usually from a basic substance) The coffee was bitter.
The word chalk comes from the Latin word âcalxâ. We get chalk from limestone. Most of the chalk you find today was made almost 60 to 100 million years ago. It is chemically made of calcium carbonate.
1 Coquina: Limestone that contains large pieces of shells or coral. 2  Chalk: Limestone that is formed from microscopic marine organisms. 3  Travertine: Limestone formed around a spring or a waterfall.  Oolite: Limestone that is formed around high-temperature areas such as tropical seas or lagoons.