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Writing chalk
from Wikipedia, the free encyclopedia
Chalk
denotes:
in geology a particularly friable, very fine-grained limestone, see
chalk (rock)
in commercial contexts the product
blackboard chalk
See also:
Pastel chalk
This is a
disambiguation page
for differentiating between several terms identified with the same word.
<img src="https://de.wikipedia.org//de.wikipedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" title="" width="1" height="1" style="border: none; position: absolute;">