Ammonites

Buried Treasure Fossils offers a large selection of top quality Ammonites for sale. We have Ammonites from France, Madagascar, Morocco, Russia, etc. We have pyrite, red flash, natural, cut and polished Ammonites. Also have nice Orthoceras. These Ammonites are complete and no repair. These Ammonites can show great color, internal crystals and pyrite replacement. Authenticity guaranteed. Great gifts!
- Goniatites sp. - early Ammonite relative$50.00
An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. An extra thick specimen (1-3/8"). Authenticity gauranteed. This is a great early Ammonite. An excellent display items! Note - This item weighs ~1 lb. An international supplemental postage charge will be applied.
Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco
M2002 Size: 4" (1-3/8" thick)
Learn More - Goniatites sp. - early Ammonite relative$50.00
An incredible, LARGE polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Thick (1-1/8"). This is a great early Ammonite. An excellent display item!
Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco
M2005 Size: 4" (1-1/8" wide)
Note - Adding 18 Moroccan Goniatites in December 2021. Link to Moroccan Goniatites
Learn More - Cleoniceras sp. - Red Flash$50.00
A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.
XM306 Size: 2-1/8"
Learn More - Cleoniceras sp.$50.00
A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.
XM311 Size: 2"
Learn More - Cleoniceras sp. - Red Flash$50.00
A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.
XM312 Size: 2"
Learn More - Cleoniceras sp. - Red Flash$47.50
A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.
XM307 Size: 2"
Learn MoreNote - Adding 15 Madagascar ammonites in December 2025 --> Link to Madagascar ammonites
- Goniatities sp. , an early Ammonite relative$45.00
An incredible, LARGE polished ammonite showing the intricate internal chamber structure. This ammonite has one side exposed. The rock matrix is a beautiful marble material and the Ammonite cavities are mineral filled! These ammonites are beautifully polished on top and sides. Bottom is ground flat. Authenticity gauranteed. An excellent display item or soap dish or key / change holder! Note - This item weighs 1.1 lbs. An international supplemental postage charge will be applied.
Name: Goniatities sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco
M2019 Size: 4-5/8"
Learn More - Cleoniceras sp. - Red Flash$45.00
A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.
XM309 Size: 2"
Learn More - Cleoniceras sp. - Red Flash$45.00
A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.
XM314 Size: 1-3/4"
Learn More - Cleoniceras sp. - Red Flash$45.00
A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.
XM315 Size: 1-3/4"
Learn More - Cleoniceras sp. - Red Flash$45.00
A polished Cleoniceras ammonite which brings out the brilliant flashes of red and green in the aragonite shell material (produces an "opal-like sheen!") from the Cretaceous of Madagascar.
XM308 Size: 1-15/16"
Learn MoreNote - Adding 15 Madagascar ammonites in December 2025 --> Link to Madagascar ammonites
- Perisphinctes sp.$40.00
An exceptional natural Perisphinctes sp. ammonite showing the very nice external design from Saharaha, Madagascar. Jurassic age. Authenticity guaranteed.
X237 Size: 2-3/4"
Note - Adding 12 Madagascar ammonites in December 2024 --> Link to Madagascar ammonites
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