资料来源 : Webster's Revised Unabridged Dictionary (1913)

Spongiolite \Spon"gi*o*lite\, n. [Gr. ? sponge + -lite.]
   (Paleon.)
   One of the microsporic siliceous spicules which occur
   abundantly in the texture of sponges, and are sometimes found
   fossil, as in flints.