| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| False lapis | Mining | A. See: lazulite b. Agate, jasper, or other varieties of chalcedony dyed blue. Syn: false lapis lazuli; Swiss lapis; German lapis. (references) | |
| False lapis lazuli | Mining | See: false lapis. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||