Search results for: 'cave of good is my co posit'

A Top Quality Priscacara (Cockerellites) liops fish from the 18" layer, Green River Fm., Lincoln Co. Wyoming. The Priscacara liops is an extinct Perch from the Eocene age (50 MYA). This piece is from the 18 Inch Layer which is extremely hard and difficult to prepare. It also provides the most detailed, highly preserved fossils. Exceptional preservation and preparation. No repair or restoration. All natural. Authenticity guaranteed. An excellent display piece!  

X480       SIZE: 5-1/2"       

Note - Adding 31 Green River Fm. Fossil fish in November 2024 --> Link to Fossil Fish

Colorful Jurassic "gem" dinosaur bone from the Morrison Fm., Moffat Co., Colorado. Silica (agate) replaced sauropod dinosaur limb or vertebra bone. The bone pore structure is well perserved and gives the bone a wonderful natural "textured" look with different colorization. Colors include reds, orange, gold, blue, cream, charcoal, etc. Late Jurassic age (155 MYA). Excellent preservation and preparation. All natural with one highly polished face. Authenticity guaranteed. An incredible display piece!  

GB14         SIZE: 2-5/8" x 2-1/8"       

Note - Adding 14 Jurassic gem dinosaur bone specimens in November 2024 --> Link to Gem Bone 

Colorful Jurassic "gem" dinosaur bone from the Morrison Fm., Moffat Co., Colorado. Silica (agate) replaced sauropod dinosaur limb or vertebra bone. The bone pore structure is well perserved and gives the bone a wonderful natural "textured" look with different colorization. Colors include reds, orange, gold, blue, cream, charcoal, etc. Late Jurassic age (155 MYA). Excellent preservation and preparation. All natural with one highly polished face. Authenticity guaranteed. An incredible display piece!  

GB13         SIZE: 3-1/8" x 1-7/8"       

Note - Adding 14 Jurassic gem dinosaur bone specimens in November 2024 --> Link to Gem Bone 

Colorful Jurassic "gem" dinosaur bone from the Morrison Fm., Moffat Co., Colorado. Silica (agate) replaced sauropod dinosaur limb or vertebra bone. The bone pore structure is well perserved and gives the bone a wonderful natural "textured" look with different colorization. Colors include reds, orange, gold, blue, cream, charcoal, etc. Late Jurassic age (155 MYA). Excellent preservation and preparation. All natural with one highly polished face. Authenticity guaranteed. An incredible display piece!  

GB12         SIZE: 3-1/8" x 1-7/8"       

Note - Adding 14 Jurassic gem dinosaur bone specimens in November 2024 --> Link to Gem Bone 

Colorful Jurassic "gem" dinosaur bone from the Morrison Fm., Moffat Co., Colorado. Silica (agate) replaced sauropod dinosaur limb or vertebra bone. The bone pore structure is well perserved and gives the bone a wonderful natural "textured" look with different colorization. Colors include reds, orange, gold, blue, cream, charcoal, etc. Late Jurassic age (155 MYA). Excellent preservation and preparation. All natural with one highly polished face. Authenticity guaranteed. An incredible display piece!  

GB11         SIZE: 3-1/4" x 2-1/8"       

Note - Adding 14 Jurassic gem dinosaur bone specimens in November 2024 --> Link to Gem Bone 

Colorful Jurassic "gem" dinosaur bone from the Morrison Fm., Moffat Co., Colorado. Silica (agate) replaced sauropod dinosaur limb or vertebra bone. The bone pore structure is well perserved and gives the bone a wonderful natural "textured" look with different colorization. Colors include reds, orange, gold, blue, cream, charcoal, etc. Late Jurassic age (155 MYA). Excellent preservation and preparation. All natural with one highly polished face. Authenticity guaranteed. An incredible display piece!  

GB09         SIZE: 3" x 2"      

Note - Adding 14 Jurassic gem dinosaur bone specimens in November 2024 --> Link to Gem Bone 

Colorful Jurassic "gem" dinosaur bone from the Morrison Fm., Moffat Co., Colorado. Silica (agate) replaced sauropod dinosaur limb or vertebra bone. The bone pore structure is well perserved and gives the bone a wonderful natural "textured" look with different colorization. Colors include reds, orange, gold, blue, cream, charcoal, etc. Late Jurassic age (155 MYA). Excellent preservation and preparation. All natural with one highly polished face. Authenticity guaranteed. An incredible display piece!  

GB07         SIZE: 3" x 2-1/8"       

Note - Adding 14 Jurassic gem dinosaur bone specimens in November 2024 --> Link to Gem Bone 

Colorful Jurassic "gem" dinosaur bone from the Morrison Fm., Moffat Co., Colorado. Silica (agate) replaced sauropod dinosaur limb or vertebra bone. The bone pore structure is well perserved and gives the bone a wonderful natural "textured" look with different colorization. Colors include reds, orange, gold, blue, cream, charcoal, etc. Late Jurassic age (155 MYA). Excellent preservation and preparation. All natural with one highly polished face. Authenticity guaranteed. An incredible display piece!  

GB03         SIZE: 4-1/2" x 3"  

Note - Adding 14 Jurassic gem dinosaur bone specimens in November 2024 --> Link to Gem Bone 

A TOP QUALITY Nanotyrannus lancensis premaxillary tooth from the western US. The premaxillary teeth were the front teeth, have a "D" shaped base, and were not large. Most Nano premaxillary teeth are non-serrate. This tooth measures 5/8" (straight line). The enamel is excellent quality. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed.  An excellent collector's Nano tooth. 

DN24        SIZE: 5/8"

Note - Adding 24 Nanotyrannus teeth in March 2025  ->  Link to Nano Teeth

A TOP QUALITY Nanotyrannus lancensis premaxillary tooth from the western US. The premaxillary teeth were the front teeth, have a "D" shaped base, and were not large. Most Nano premaxillary teeth are non-serrate. This tooth measures 1/2" (straight line). The enamel is excellent quality. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed.  An excellent collector's Nano tooth. 

DN23        SIZE: 1/2"

Note - Adding 24 Nanotyrannus teeth in March 2025  ->  Link to Nano Teeth

A TOP QUALITY Nanotyrannus lancensis premaxillary tooth from the western US. The premaxillary teeth were the front teeth, have a "D" shaped base, and were not large. Most Nano premaxillary teeth are non-serrate. This tooth measures 11/16" (straight line). The enamel is excellent quality. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed.  An excellent collector's Nano tooth. 

DN22        SIZE: 11/16"

Note - Adding 24 Nanotyrannus teeth in March 2025  ->  Link to Nano Teeth

A Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. A symphyseal tooth. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  Near Perfect tooth.

T392            SIZE: 3/8"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth