Limestone specimen isolated on white background. Limestone is a sedimentary rock composed of skeletal fragments of marine organisms.
Palabras clave
stone,
rock,
isolated,
white,
mineral,
coal,
black,
geology,
granite,
macro,
nature,
rough,
natural,
boulder,
pebble,
ore,
carbon,
solid,
grey,
single,
material,
object,
white background,
grey,
fossil