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Pitchstone Moderate

Pitchstone has 2 different meanings across 1 category:

Noun

Definitions
Noun
1

dark acid granitic glass

2

a natural glass, rich in microscopic crystallites, formed by the rapid cooling of lava or magma

See Also
lava pitch crystallite glass magma microscopic
Related Terms
Broader Terms (hypernyms)
volcanic glass
Rhyming Words
one done wone lone mone fone none zone pone cone hone rone sone jone ione yone tone gone bone prone
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