Irridescent, opalized Ammonite - matrix-free - Cleoniceras sp. - 18×15×4 cm

Description
Irridescent, opalized Ammonite - matrix-free - Cleoniceras sp. - 18×15×4 cm
CRETACEOUS-Lower Cretaceous, Albian (100.5–113.0 million years) - Madagascar

Big specimen of Clioniceras come from a Majenga quarry where the cushion is fossilized in red opal. This kind of opal is called madammolite.
Beautiful iridescent reflections.
Custom stand included.

Lot details
Specimen
Irridescent, opalized Ammonite
Object
matrix-free
Scientific name
Cleoniceras sp.
Origin
Madagascar
Geological Period
CRETACEOUS-Lower Cretaceous, Albian (100.5–113.0 million years)
Condition
Good condition
Dimensions
18×15×4 cm
Weight
1300 g
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