Unknown Natural Specimens

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...

Large Giant Clam Shell Natural Specimen, Tridacna Gigas, Organic Modern Decor. ***NOTE: Our 1stDibs store is closing soon.*** We think though are not sure that the species is Tridac...

Extra Large Jurassic Ammonite Fossil with Leafy Suture Patterns. Comes with a second, tiny (1.25 x 1 x .5) ammonite, further demonstrating the size of this one. ***NOTE: Our 1stDibs...

Polished Ammonite Fossil with Red Flashes, Around 110 Million Years Old, with Beautiful Glowing / Iridescent Flashes of Color and some leafy patterns peaking out. ***NOTE: Our 1stDib...

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...

Striking wall mirror with handcarved geometrical 'flowers' and trefoil symbols. Via one of our foreign contacts we recently purchased this perfectly fine and deeply handcarved, sc...

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...

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...

CLEARANCE SALE Crystal Cluster Natural Specimen Number 3 ***NOTE: Our 1stDibs store is closing soon and items will not be available thereafter.*** This crystal cluster specimen...

Neuropteris Species Tree Fern Fossil Specimen, 305 million yrs old apx, 10 Inch. ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** This is ...

Alethopteris & Neuropteris Tree Fern Fossil Specimen, USA, 300 - 360 years old apx. Discovered in Pennsylvania. ***NOTE: Our 1stDibs store is closing end May and items will not b...

XL Jurassic Ammonite Fossil 15.5 x 14 x 5.5 Inches Apx, with Nice Ribs. We think this is a Kranaosphinctes species. ***NOTE: Our 1stDibs store is closing soon.*** We love the substa...

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 spe...

Magnificent hand-carved eagle on a rock sculpture. This beautifully hand-carved alabaster eagle possesses the strong, streamlined frame, sharp eyes, a...

Large Giant Clam Shell Sculpture, Tridacna Gigas, Organic Modern Decor ***NOTE: Our 1stDibs store is closing soon and items will not be available thereafter.*** The species is our ...

BrittleStar Fossil Specimen, 443 to 485 Million Years Old, Ordovician Period. ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** This is a s...

Large Vintage Reef Coral Natural Specimen, Real. (ships in USA only) Beach Decor . ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** A stu...

This is a bonsai creation by Japanese artist Yumiko Kuwahata. It is made from washi paper, clay, and fabric. The ceramic vessels are personally selected by the artist, who visits ki...

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 natural ...

This is a bonsai creation by Japanese artist Yumiko Kuwahata. It is made from washi paper, clay, and fabric. The ceramic vessels are personally selected by the artist, who visits ki...

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...

This is a bonsai creation by Japanese artist Yumiko Kuwahata. It is made from washi paper, clay, and fabric. The ceramic vessels are personally selected by the artist, who visits ki...

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...

This is a bonsai creation by Japanese artist Yumiko Kuwahata. It is made from washi paper, clay, and fabric. The ceramic vessels are personally selected by the artist, who visits ki...

A volcanic bomb collected near Mount Fuji. It is a natural formation created when erupted lava cooled and solidified while rotating in the air. It is characterized by its rough tex...

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...

7.5" Alethopteris Species Tree Fern Fossil Specimen, apx 305 million yrs old, USA. ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** This p...

CLEARANCE SALE Crystal Cluster Natural Specimen - Number 1 . ***NOTE: Our 1stDibs store is closing soon and items will not be available thereafter.*** This crystal cluster specime...

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...

Alethopteris/Neuropteris Fern/Plant Fossil Natural Specimen 305+ Million Yrs Old. ***NOTE: Our 1stDibs store is closing soon and items will not be available thereafter. If you like...

Carboniferous Fern Fossil Natural Specimen, Est Age 300 Million Years. ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** The foldable clear...

Neuralethopteris or 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 av...

Neuropteris Ovata Tree Fern Fossil Specimen, apx 305 million years old, USA. ***NOTE: Our shop is closing end of May and items will be unavailable thereafter.*** Discovered in Pennsy...

Alethopteris & Neuropteris Tree Fern Fossil Specimen, USA, 300 - 360 years old apx. ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** D...

8.5" Polymorphopteris Species Tree Fern Fossil Specimen, 305 million yrs old apx. Discovered in Pennsylvania. ***NOTE: Our 1stDibs store is closing end May and items will not be avai...

CLEARANCE SALE Golden, White, & Red Druzy Crystal Geode Natural Specimen. ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** This beautiful ...

This is a bonsai creation by Japanese artist Yumiko Kuwahata. It is made from washi paper, clay, and fabric. The ceramic vessels are personally selected by the artist, who visits ki...

Large Polished Prehistoric Ammonite Specimen for Fossil Collectors ***NOTE: Our 1stDibs store is closing soon*** This ammonite is of the Goniatitida order and is larger than most of...

Large Polished Ammonite Shell Fossil, Cleoniceras Species, 100 million+ yrs old. ***NOTE: Our 1stDibs store is closing soon.*** A truly spectacular ammonite in both size and appeara...

The amethyst geodes from Uruguay are mined from the same rock formation as their relatives just to the north across the border into southern Brazil and are igneous (volcanic) in orig...

Rare Large Pachylytoceras Dilicidum Ammonite Fossil, 190-200 Million Years Old apx. ***NOTE: Our 1stDibs store is closing end May and items will not be available thereafter.*** This ...

Gem grade, Amethyst Geode Sculpture The amethyst geodes from Uruguay are mined from the same rock formation as their relatives just to the north across...

Mariopteris Species Tree Fern Fossil Specimen, 300+ Million Years Old, USA. ***NOTE: Our 1stDibs store is closing soon*** Discovered in Pennsylvania. Hues occur naturally over time t...

This is an amazing abstract freeform natural organic teak wood sculpture. A very impressive and large piece of art. Mounted to a wood base.

Alethopteris &/or Neuropteris Fern Fossil Specimen, around 300 Million Years Old. Discovered in PA. ***NOTE: Our 1stDibs store is closing end May and items will not be available...

CLEARANCE SALE Crystal Geode Natural Specimen with Druzy & Chunks. ***NOTE: Our 1stDibs store is closing soon and items will not be available thereafter.*** This unique geode offer...

This amazing petrified wood sculpture that is over 100 years old has a custom stainless steel contemporary base. It has been mounted. This fossil/petrified wood is originally from Ut...

White Rock Crystal Geode Natural Specimen Sculpture its divided into two parts.

The amethyst geodes from Uruguay are mined from the same rock formation as their relatives just to the north across the border into southern Brazil and are igneous (volcanic) in orig...

Circa 1000 - 1500 CE Pre Colombian. Columbia, Tairona. Beads. A lovely bracelet of a wearable comprised or 17 seed form, tubular and ovoid beads carve...

This is a bonsai creation by Japanese artist Yumiko Kuwahata. It is made from washi paper, clay, and fabric. The ceramic vessels are personally selected by the artist, who visits ki...

This is a bonsai creation by Japanese artist Yumiko Kuwahata. It is made from washi paper, clay, and fabric. The ceramic vessels are personally selected by the artist, who visits ki...

A Palissy School of Paris Majolica hanging wall plaque, France, modeled by François Maurice, circa 1870-1875. Modeled from life, this extremely dimensional and realistic piece is gl...

Collection of five pieces of alabaster peaches in a 19th century wire compote. The condition is very good. There are five peaches in the group.

The amethyst geodes from Uruguay are mined from the same rock formation as their relatives just to the north across the border into southern Brazil and are igneous (volcanic) in orig...

Large bookends made from a sectarian geode, also known as "dragon egg" or "dragon stone". The polished face is 7 inches tall by 5 ½ inches and the depth is just under 5 inches. The b...

This fantastic and gorgeous biomorphic shaped polished stone is an organic modern sculpture. It is different from all angles and rests on a custom triangle shaped stainless steel sta...