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What is iridescent ammonite?
1 Answer

Iridescent ammonite is the fossil of a cephalopod that has a lustrous multi-colored metallic appearance. Jewelry makers sometimes use it as a gemstone. On 1stDibs, find a selection of iridescent ammonite jewelry and decorative objects from some of the world’s top sellers.
1stDibs ExpertApril 5, 2022
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Shop for Iridescent Ammonite on 1stDibs
Opalised Iridescent Ammonite Fossil
Located in Wormelow, Herefordshire
A complete prehistoric Cleoniceras opalised iridescent ammonite fossil, originating from Madagascar
Category
Antique 15th Century and Earlier Malagasy Natural Specimens
Materials
Shell
Iridescent Ammonite Fossil
Located in London, GB
Large spectacular iridescent ammonite fossil.
75 Million y/o
A magnificent example of one of the
Category
Antique 15th Century and Earlier Canadian Natural Specimens
Materials
Stone
Large Red Iridescent Ammonite Fossil
Located in Wormelow, Herefordshire
A large red iridescent ammonite fossil dating from the late cretaceous period (100.5 – 66 million
Category
Antique 15th Century and Earlier Natural Specimens
Materials
Stone
Fossil Agate Coral with Iridescent Ammonites
By Interi
Located in Dublin, Dalkey
Fossil agate coral adorned with iridescent fossil ammonites.
The grey piece of fossil agate
Category
Antique 15th Century and Earlier American Organic Modern Natural Specimens
Materials
Agate, Coral
Iridescent Ammonite wall plate
Located in London, GB
Ammonites are perhaps the most widely known fossil. These creatures lived in the seas between 240
Category
Antique 18th Century and Earlier British Collectibles and Curiosities
17th Century Italian 'Florence Fragment' Candlestick with Iridescent Ammonite
By Interi
Located in Dublin, Dalkey
free formed iridescent ammonite. This fragment is from a church in Florence. It was found and saved
Category
Antique 17th Century Italian Rococo Mounted Objects
Materials
Rock Crystal