Sedimentary White Rock
This page is the CodyCross answer for the clue below from Paris, Group 251, Puzzle 2 (Venus De Milo).
Question is: Sedimentary White Rock
and the answer is: LIMESTONE
Word Meaning:
LIMESTONE — An abundant rock of marine and freshwater sediments; primarily composed of calcite (CaCO₃); and occurring in a variety of forms, both crystalline and amorphous.
Definitions from Wiktionary.