American Natural Specimens

A pair of fossil agate coral with a coordinating baroque pearls. Fossil agate coral is Florida's state stone and is known for its unique formation that can take place over 20 millio...

Fern Fossil Specimen, Extinct Neuropteris species likely, 300 million years old. Discovered in PA. ***NOTE: Our 1stDibs store is closing in May and items will not be available therea...

Neuralethopteris/Polymorphopteris Tree Fern Fossil, Paleozoic Era, 300+ million years old. Discovered in PA. ***NOTE: Our 1stDibs store is closing end May and items will not be avail...

Large Mortoniceras Fossil Ammonite Specimen, Organic Modern Style Display Piece. ***NOTE: Our 1stDibs store is closing at end of May and items will not be available thereafter.*** Na...

Large Mortoniceras Drakeoceras Ammonite Fossil Specimen, USA. About 110 million years old. ***NOTE: Our 1stDibs store is closing at the end of May and items will not be available th...

Sculptural pink and brown sea fan mounted on a 17th century Italian gilded fragment base with pink mica, amethyst, and agate. The 17th century Italian fragment was originally part o...

A finely preserved gem-like tooth, once belonging to a prehistoric Megalodon shark (Carcharocles megalodon), whose name appropriately translates as ‘big tooth’ in Ancient Greek. In...

This remarkable sheet of native copper from Michigan’s Keweenaw Peninsula displays beautiful natural metallic patterns and a rich bronze lustre. Its sculptural form captures both str...

Created by Hasharat, this luminous butterfly composition features an elegant arrangement of exotic butterfly specimens mounted on delicate brass armatures beneath a 19th-century hand...

A remarkable specimen featuring a giant Galena cube rising from its natural matrix. Sourced from the famous Sweetwater Mine in the Viburnum Trend, Reynolds County, Missouri, the cry...

From Cerro de Mercado, Durango, Mexico Gem transparent yellow fluorapatite crystals embedded on both sides of its gray quartz chalcedony. The fluorapatite crystals are prismatic hex...

Beautiful natural clamshell with cream color patina, professionally clean and mounted on original natural coral base, some crystal quartz accents. Great nat...

An impressively large and beautifully preserved serrated tooth, once belonging to the infamous prehistoric shark, Megalodon (Carcharocles megalodon). This example, with the root stil...

A dramatic oversized natural branching staghorn coral specimen displaying an exceptional sculptural form. Its organically twisting branches create a striking architectural silhouette...

A beautiful and rare 'Stix' seashell by Austrian designer Marguerite Stix, circa 1960s, New York, New York. Marguerite Stix was a designer, sculptor, jeweler and ceramicist known for her later work with shells. This Stix piece is a natural seashell...

Conlinoceras Tarrantense Ammonite Fossil, 90-100M Years Old, USA. ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** The Conlinoceras Tarran...

This stunning specimen from Colorado beautifully combines smoky quartz crystals with striking turquoise-green amazonite and soft white feldspar. The contrast of colors—rich browns, v...

Conlinoceras Tarrantense Ammonite Fossil, 90-100 Million Years Old. ***NOTE: Our 1stDibs store is closing soon.*** The Conlinoceras Tarrantense Ammonite is considered rare and is h...

This incredible 27" long fossilized brow horn belonged to the Medusaceratops Iokii: an herbivorous dinosaur that lived during the Late Cretaceous period circa 78-77 million years ago...

Beautiful Atlantic trumpet sea shell professionally mounted on genuine coral base, artistically hand embeded with fantastic crystal quartz stones, to make exceptional piece of art fo...

Ammonite Fossil Specimen Mortoniceras Drakeoceras, 110 Million Years Old, USA. ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** We love th...

Regency style tortoise shell on stand, American, circa 1960s.

Set of Two Polymorphopteris Species Tree Fern Fossil Specimens, 305 million yrs old apx. ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter. T...

Large Plant Fossil/Fern Fossil Specimen, Multiple Species, Carboniferous Period. Discovered in PA. ***NOTE: Our 1stDibs store is closing soon.*** This is another large, substantial a...

Capture the essence of nature and organic modern design with this one-of-a-kind stone sculpture mounted on a solid, handcrafted mango wood base. This piece serves as a captivating ...

This large fossil plate is incredibly unique, featuring a long Diplomystus dentatus along with two Cockerellites (Priscacara) liops, fossilized in its natural matrix. The entire piec...

This Permian reptile Microsaur hand fossil is a rare and scientifically significant display of early evolution. Preserved and professionally mounted in a museum‑quality display box, ...

This exceptional and highly sculptural mineral specimen from the celebrated “Dragon Scale Pocket,” is a particularly dazzling display piece. Uncovered during a single, now-legendary ...

Tactile and sculptural, these small stone spheres were originally an essential element of an early 20th century water filtration system, used to remove mud and debris from local rive...

A large and beautifully preserved fossilised tooth that once lined the mouth of the infamous prehistoric shark, the Megalodon (Carcharocles megalodon). Measuring over 5 inches in hei...

“Procession” by Hasharat is a contemporary entomological artwork featuring an exquisitely curated lineup of global beetles and other insects arranged in a vertical, march-like format...

An extremely large and beautifully preserved fossilised tooth that once lined the mouth of the infamous prehistoric shark, the Megalodon (Carcharocles megalodon). Measuring over 6 in...

A fossilised rib bone of the herbivorous dinosaur, Triceratops, beautifully preserved, with exceptional bone quality and the remarkably preserved bite marks of the infamous scavenger...

Rare complete fossil turtle shell from the Pleistocene period, identified as Trachemys platymarginata, an extinct freshwater slider turtle species found in Florida. This specimen com...

An extraordinary specimen of double-terminated quartz from Missouri, USA, known as “dragon scale quartz” for its dramatic overlapping crystal formation and sculptural presence. The c...

Glamorous 1980’s shell sculpture on stand bu Maitland Smith. Constructed of wood covered with tessellated fossil stone and detailed outline with brass inlaid. In beautiful original...

Large Luxurious Sterling Clad Spiky Conch Shell in the manner of Buccellati. Sterling Silver applied over natural sea conch shell. Marked "Scully & Scully New York" to the unders...

Pyrite mineral specimen. It is an usually large piece of pyrite and very rare to come by in this size (130 lbs / 59 kg). Pyrite, also called iron pyr...

Exceptionally beautiful naturalistic look alabaster grape vine cluster.

Oligocene Turtle Fossil, South Dakota This exceptional mounted turtle fossil originates from the Oligocene period (approximately 23–34 million years ago) and was unearthed in South D...

Great selection of marine specimens - sea shells, urchins, sand dollars, sea stars in display case.

A Stunning Knobby Ammonite Fossil Specimen, About 93 Million Years Old ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** This is a very bea...

This perfectly preserved botanical fossil, with blossoming leaves and small berries, is a remarkable snapshot of life 50 million years ago. The branch, splitting into three main off...

Large Natural White Tabletop Coral Reef Specimen Sculpture, circa 1970s. A striking, all-natural white coral specimen featuring a rare, architectural form with dense, upward-reaching...

This minimalist block-form table is shaped of pale travertine tile with clean lines and balanced proportions. The small display stand exemplifies Organic Modern style with chiseled edges, smoothed sides and the irregular, natural patterning of stone. The simple cube form is ideal as a tabletop pedestal...

Conlinoceras Tarrantense Ammonite Fossil, 90 to 100 Million Years Old. ***NOTE: Our 1stDibs store is closing soon.*** A rare and highly sought after ammonite for collectors. The a...

A perfectly preserved botanical fossil with two leaves from the renowned Green River Formation, a remarkable snapshot of life 50 million years ago. This large example, with extraor...

Alethopteris &/or Neuropteris Fern Fossil Specimen, est 300 Million Years Old. Discovered in PA. ***NOTE: Our 1stDibs store is closing soon.** This is a substantial fossil plate...

This striking Fluorite specimen from the renowned Elmwood Mine in Tennessee features impressive, naturally formed cubic crystals in soft lavender to deep violet hues. The gemmy trans...

Antique Large Solid Stone Ammonite on Handcrafted Iron Stand Featuring Fascinating Ridged Surface Dimensions: 26"W X 5"D X 27.5"H

Fossil Megalodon "The Monster Shark" Tooth in Acrylic Custom Box. Megalodon is an extinct species of sharks that lived 10 to 25 million years ago, during the Miocene period. It’s con...

Polished Abalone (Haliotis Iris) shell with natural forming baroque pearls mounted on a metal rod on a polished agate base. The iridescent, multi-colored shell coordinates perfectly ...

Invite the healing energy of fluorite into your home with this exceptional mineral bowl. Known for its calming and purifying properties, fluorite is a semi-precious stone that brings...

The tooth of an adult Gorgosaurus, dating to the Late Cretaceous period, approximately 67 million years old. This large beautifully preserved specimen has a rich brown enamel, near p...

The tooth of an adult Tyrannosaurus Rex, dating to the Late Cretaceous period, approximately 67 million years old. This large beautifully preserved specimen has a rich brown enamel, ...

Fossil Megalodon "The Monster Shark" Tooth in Acrylic Custom Box. Megalodon is an extinct species of sharks that lived 10 to 25 million years ago, during the Miocene period. It’s con...

Set of micro mosaic shells three natural shells filled with micro mosaic in nautical designed tones, Perfect for a hostess' gift in Palm Beach. United States, contemporary Dimensions...

Fossilized lobster-like crustacean, likely from the Cretaceous period, preserving remarkable anatomical detail including both claws, segmented carapace, and textured exoskeleton. The...

Polished petrified wood with tangerine quartz cluster on a lucite base. Petrified wood is a special type of fossilized wood. This type of mineralized petrified wood went through an ...

Alethopteris & Neuropteris Tree Fern Fossil Specimen, USA, 10 Inch. 300 - 360 years old apx. ***NOTE: Our 1stDibs store is closing soon*** This is a rather lush plant fossil natu...