This stunning freeform Carnelian agate from Madagascar features a gorgeous golden-yellow to red-orange color and a hand-polished, reflective surfac...

Top quality Madagascan free-form of blue chalcedony agate also known as orca stone with white to grey, greyish-blue to nearly black color patterns,...

Top quality Madagascan free-form of blue chalcedony agate also known as orca stone with white to grey, greyish-blue to nearly black color patterns,...

Top quality Madagascan free-form of blue chalcedony agate also known as orca stone with white to grey, greyish-blue to nearly black color patterns,...

Top quality Madagascan free-form of blue chalcedony agate also known as orca stone with white to grey, greyish-blue to nearly black color patterns,...

This 18.5 lb, top quality Septarian Druzy Geode Egg from Madagascar features an exposed area lined with dazzling druzy quartz crystals, as well as ...

This 17.5 lbs top quality large Septarian druzy geode Egg from Madagascar features an exposed area lined with dazzling druzy quartz crystals, as we...

This 18 pound top quality Septarian Druzy Geode Egg from Madagascar features an exposed area lined with dazzling druzy quartz crystals, as well as ...

An ineradicable, large Crotalocephalina gibba, Crotalocephalina trilobite is an extinct genus of trilobite in the order Phacopida found in Morocco....

Psychopyge elegans is a trilobite species from the Devonian Hamar Laghdad deposits near Alnif, Morocco. It is a member of the Order Phacopida. The ...

Trilobites, an early arthropod relative of spiders, horseshoe crabs, and scorpions, preserved in this level of detail only occurred as a result of ...

From Mibladen, Atlas Mountains, Khénifra Province, Morocco  Here is an exceptional world class specimen of a cluster of hexagonal crystals of brigh...

This stunning freeform Carnelian agate from Madagascar features a gorgeous golden-yellow to red-orange color and a hand-polished, reflective surfac...

This stunning freeform Carnelian agate from Madagascar features a gorgeous golden-yellow to red-orange color and a hand-polished, reflective surfac...

This alien-looking trilobite, known as Ceratarges ziregensis, has a strikingly otherworldly appearance. It's difficult to believe that this creatur...

This is a beautiful trilobite (Zlichovaspis rugosa) from Atchana, Morocco. It is laid out nice and prone with excellent detail including visible ey...

Trilobites, an early arthropod relative of spiders, horseshoe crabs, and scorpions, preserved in this level of detail only occurred as a result of ...

Trilobites, an early arthropod relative of spiders, horseshoe crabs, and scorpions, preserved in this level of detail only occurred as a result of ...

Here is one of the more unusual species of trilobites, a Morocconites malladoides from the Devonian of Morocco. It's a member of the Phacopida tril...

Trilobites, an early arthropod relative of spiders, horseshoe crabs, and scorpions, preserved in this level of detail only occurred as a result of ...

Kolihapeltis chlupaci hollardi is a rare, spiny trilobite fossil, a member of the Order Corynexochida and Family Scutellidae, found in the Lhandar ...

An ineradicable, large Crotalocephalina gibba, Crotalocephalina trilobite is an extinct genus of trilobite in the order Phacopida found in Morocco....

Psychopyge elegans is a trilobite species from the Devonian Hamar Laghdad deposits near Alnif, Morocco. It is a member of the Order Phacopida. The ...

Natural trilobite on its original fossil matrix. The Asaphid trilobites include some of the most extreme trilobite adaptations known, and the group...