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File:Corundite (emery rock) slabbed Naxos Emery Deposits.jpg
From Wikipedia, the free encyclopedia
Found in articles
File:Corundite (emery rock) slabbed Naxos Emery Deposits.jpg
Description
Corundite
(
emery
rock
)
slabbed
Naxos
Emery
Deposits
.
jpg
Corundite
(
emery
rock
) (cut, wet surface, 10.0 cm across) with blue corundum/sapphire