Definify.com
Webster 1913 Edition
Microlite
Mi′cro-lite
,Noun.
[
Micro-
+ -lite
.] (Min.)
1.
A rare mineral of resinous luster and high specific gravity. It is a tantalate of calcium, and occurs in octahedral crystals usually very minute.
2.
(Min.)
A minute inclosed crystal, often observed when minerals or rocks are examined in thin sections under the microscope.