SG Heritage Dictionary

Lumachel [\N] Webster's Dictionary 1828

1. LUM'ACHEL ,

2. LUMACHEL'LA, noun A calcarious stone composed of shells and coral conglutinated, but so far retaining their organization as to exhibit different colors, and so hard as to admit of polish.

Lumachel [Noun] Webster's Dictionary 1913

Alt. of Lumachella

Lumachella [Noun] Webster's Dictionary 1913

A grayish brown limestone, containing fossil shells, which reflect a beautiful play of colors. It is also called fire marble, from its fiery reflections.