Microlite
Pronunciation : Mi"cro*lite
Part of Speech : n.
Etymology : [Micro- + -lite.] (Min.)
Definition : 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.)
Defn: A minute inclosed crystal, often observed when minerals or rocks are examined in thin sections under the microscope.
Source : Webster's Unabridged Dictionary, 1913