10 of 12 Crossword-Questions containing the word TUFA
A CAUSTIC SUBSTANCE PRODUCED BY HEATING LIMESTONE A CYLINDER OF CALCIUM CARBONATE HANGING FROM THE ROOF OF A LIMESTONE CAVE A CYLINDER OF CALCIUM CARBONATE PROJECTING UPWARD FROM THE FLOOR OF A LIMESTONE CAVE A MAJOR CONSTITUENT OF LIMESTONE A WEATHERED AND DECOMPOSED SILICEOUS LIMESTONE AUSTRALIAN dam matter volcanic porous rock volcanic matter view all