The name Fluorite comes from the Latin word for flux, which refers to a substance that promotes flowing and combining of other materials, especially minerals and metals. And in fact the mineral fluorite is used as a flux in making steel and other metals that require the removal of impurities.
The name Colin is of Irish origin. The meaning of Colin is pup or cub. It is also of English and Gaelic origin, where its meaning is whelp, young pup. Colin is generally used as a boy's name. It consists of 5 letters and 2 syllables and is pronounced Co-lin.
The first was Old English and a nickname or personal name for a man with grey hair or beard, from the pre 7th century word graeg, meaning grey. Although the name means the same in Scotland and Ireland,name holders there took their name from the early Gaelic word riabhach which also means brindled or grey.