specimen of raw Jet (lignite, brown coal) gemstone
Schlüsselwörter
jet,
coal,
stone,
rock,
mineral,
natural,
gemstone,
gem,
pebble,
ore,
cobble,
piece,
isolated,
white,
white background,
macro,
closeup,
sample,
specimen,
small,
little,
collection,
nature,
geology,
geologic,
ornamental,
decorative,
object,
black,
brown,
raw,
carbon
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