1821 R. Jameson Man. Mineral. 165Pyramido-Prismatic Augite.
1846 Dana Zooph. (1848) 478Summit branchlets.., arcuate and pyramido-attenuate.
pyramido-
combining form
Etymology: New Latin, from Latin pyramid-, pyramis pyramid
1. : pyramidally
< pyramidoattenuate >
2. : pyramidal and
< pyramidoprismatic >
1.
< pyramidoattenuate >
2.
< pyramidoprismatic >