A single piece of dark porous volcanic lava rock isolated.
Schlüsselwörter
rock,
stone,
lava,
pumice,
scoria,
igneous,
volcanic,
basalt,
mineral,
geology,
geologic,
specimen,
mineralogy,
petrology,
porous,
porosity,
texture,
textured,
rough,
holey,
hole,
cavity,
pitted,
spongy,
lightweight,
dark,
grey,
black,
charcoal,
surface,
detail,
macro,
closeup,
isolated,
white,
background,
object,
single,
natural,
nature,
earth,
science,
scientific,
formation,
eruption,
magma
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