Definify.com
Webster 1913 Edition
Shiver-spar
Shiv′er-sparˊ
,Noun.
[Cf. G.
schiefer-spath
.] (Min.)
A variety of calcite, so called from its slaty structure; – called also
slate spar
. Webster 1828 Edition
Shiver-spar
SHIV'ER-SP'AR
,Noun.