| lumachella | <chemical> A grayish brown limestone, containing fossil shells, which reflect a beautiful play of colours. It is also called fire marble, from its fiery reflections. Origin: F. Lumachelle, It. Lumachella, fr. Lamachella a little snail, dim. Of lumaca a snail, fr. L. Limax, -acis. Source: Websters Dictionary (01 Mar 1998) |
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