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Dark volcanic glass
Crossword Clue
**We have found 21 answers to crossword clue "Dark volcanic glass"**
**The Best Answer: 10/10**
Answer	Crossword Clue
OBSIDIAN	Dark volcanic glass
obsidians	volcanic glass similar in composition to granite, usually dark but transparent in thin pieces, and having a good conchoidal fracture
obsidian	volcanic glass similar in composition to granite, usually dark but transparent in thin pieces, and having a good conchoidal fracture

OBSIDIAN	Volcanic glass
PUMICE	Volcanic glass
PUMICE	Volcanic glass.
PERLITE	Volcanic glass.
perlite	a volcanic glass
obsidian	a volcanic glass
PELESTEARS	Volcanic-glass drops
obsidians	OBSIDIAN, a volcanic glass

perlites	PERLITE, a volcanic glass
PUMICE	Spongy form of volcanic glass
perlitic	pertaining to perlite (a volcanic glass)
pumice	porous volcanic glass used as an abrasive
selvages	A zone of altered rock, esp. volcanic glass, at the edge of a rock mass
selvedges	A zone of altered rock, esp. volcanic glass, at the edge of a rock mass
perlitic	volcanic glass in which concentric fractures impart a distinctive structure resembling masses of small spheroids, used as a plant growth medium
pearlite	volcanic glass in which concentric fractures impart a distinctive structure resembling masses of small spheroids, used as a plant growth medium

perlite	volcanic glass in which concentric fractures impart a distinctive structure resembling masses of small spheroids, used as a plant growth medium
pumices	a volcanic glass full of cavities and very low in density that is used especially in powder form for smoothing and polishing

Crossword

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Dark volcanic glassCrossword Clue