fluor
1
9.9
A soft mineral that glows blue or violet under ultraviolet light and supplies fluorine for industry
- noun
- /ˈflʊər/
- Specialized
:
fluor
Synonyms
1
8.3
A soft mineral that often forms colored cubic crystals and glows under ultraviolet light
is the same mineral but focuses on fluorescence and being the main source
9.9
A mineral that often glows under ultraviolet light and is used in industry
is the same description but lacks the crystal shape detail
Surface Forms
Etymology
The word fluor comes from the old Latin fluere, meaning 'to flow', and it gave its name to fluorine and fluorescent. Miners called the mineral fluor because it helped other materials 'flow' when they were melted, and today it is known for its bright glow under ultraviolet light.