| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Bead tests | Mining | In mineral identification, borax or other flux is fused to a transparent bead by heating in a blowpipe or other flame in a small loop formed from platinum wire. When suitable minerals are flux melted in this bead, characteristic glassy colors are produced in an oxidizing or reducing flame and serve to identify specific chemical elements. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
