All Products
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Fossil Crab (PC10)
Notes specific to this specimen: This is a single excellent natural crab with no touch up or restoration.
Name: Pinnixa gallehiri
Age: Miocene Epoch, 10 million years
Unit: Monterey Formation (Aguajito Member)
Site: Carmel Valley, California
Date: 2016Size: Crab 1″ / Rock 5″
Documentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$135.00Fossil Crab (PC10)
$135.00 -
Gunflint Chert (GIS15)
Notes specific to this specimen: Notes specific to this specimen: This is one of the most interesting specimens we’ve ever seen! Multiple very clear stromatolite colonies throughout the specimen and in a variety of colors with contrasting dark laminae. All the more impressive because it’s from the world-famous Gunflint Iron Formation. This piece is from our original discovery in 2025. Beautiful colonies with strawberry and deep red colonies with dark laminae bands characteristic of this site. This is unlike anything we’ve ever seen. Polished with brilliant shine on front face only. Back and edges are naturally rough.
SIZE: 3″ X 4″ X 1.5″
Name: Collenia sp. (possible new species)
Age: Anamikean / Paleoproterozoic – 1.88 billion years
Unit: Gunflint Iron Formation
Site: Ontario, Canada
Date: 2025Documentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$360.00Gunflint Chert (GIS15)
$360.00 -
Gunflint Chert (GIS12)
Notes specific to this specimen: This is an unusually large stromatolite colony for this site. Also from the world-famous Gunflint Iron Formation. This piece is from our original discovery in 2025. Beautiful deep red colony with obvious laminae. Polished with brilliant shine on front face only. Back and edges are naturally rough.
SIZE: 2″ x 3″
Name Collenia sp. (possible new species)
Age Anamikean / Paleoproterozoic – 1.88 billion years
Unit Gunflint Iron Formation
Site Ontario, Canada
Date 2025Documentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$140.00Gunflint Chert (GIS12)
$140.00 -
Gunflint Chert (GIS11)
Notes specific to this specimen: This is a fantastic specimen! Multiple very clear stromatolite colonies throughout the specimen. All the more impressive because it’s from the world-famous Gunflint Iron Formation. This piece is from our original discovery in 2025. Beautiful deep red colonies with a natural black halo unlike anything we’ve ever seen. Polished with brilliant shine on front face only. Back and edges are naturally rough.
SIZE: 1.5″ x 3″
Name Collenia sp. (possible new species)
Age Anamikean / Paleoproterozoic – 1.88 billion years
Unit Gunflint Iron Formation
Site Ontario, Canada
Date 2025Documentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$285.00Gunflint Chert (GIS11)
$285.00 -
Fossil Sand Dollar and Clam (KH24)
Notes specific to this specimen: An outstanding polished Dendraster sand dollar with showy natural petroleum staining and great color pattern, along with some unpolished Psuedocardium clams. All mounted on native matrix with a flat bottom ready to display. Comes with an attractive information card.
Size: 2″x4″x3″
NAME: Dendraster (sand dollar) & Psuedocardium (clam)
AGE: Pliocene Epoch – 4 million years
UNIT: Etchegoin Formation
SITE: Kettleman Hills, California
COLLECTED: 2026
BY: Jon KramerDocuments: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$110.00 -
Fossil Sand Dollar and Clam (KH23)
Notes specific to this specimen: An excellent large polished Dendraster sand dollar with great color pattern, along with some unpolished Psuedocardium clams, plus another sand dollar that is unpolished. Both sand dollars show very cool natural petroleum stains. All mounted on native matrix with a flat bottom ready to display. Comes with an attractive information card.
Size: 4″x5″x2″
NAME: Dendraster (sand dollar) & Psuedocardium (clam)
AGE: Pliocene Epoch – 4 million years
UNIT: Etchegoin Formation
SITE: Kettleman Hills, California
COLLECTED: 2026
BY: Jon KramerDocuments: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$165.00 -
Fossil Sand Dollar and Clam (KH22)
Notes specific to this specimen: A super-nice large polished Dendraster sand dollar with great color pattern, along with one polished Psuedocardium clam beside a really cool unpolished clam with gnarly original shell material. All mounted on native matrix with a flat bottom ready to display. Comes with an attractive information card.
Size: 3″x4″x2″
NAME: Dendraster (sand dollar) & Psuedocardium (clam)
AGE: Pliocene Epoch – 4 million years
UNIT: Etchegoin Formation
SITE: Kettleman Hills, California
COLLECTED: 2026
BY: Jon KramerDocuments: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$185.00 -
Fossil Sand Dollar and Clam (KH21)
Notes specific to this specimen: This fantastic piece has a super-nice large polished Dendraster sand dollar with great color pattern, along with a complete polished Psuedocardium clam, plus two unpolished Dendrasters. All mounted on native matrix with a flat bottom ready to display. Comes with an attractive information card.
Size: 4″x5″x3″
NAME: Dendraster (sand dollar) & Psuedocardium (clam)
AGE: Pliocene Epoch – 4 million years
UNIT: Etchegoin Formation
SITE: Kettleman Hills, California
COLLECTED: 2026
BY: Jon KramerDocuments: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$245.00 -
Fossil Sand Dollar (KH11)
Notes specific to this specimen: This fantastic piece is a super-nice large Dendraster sand dollar with a great color pattern that’s been influenced by natural petroleum which occurs in these deposits. Polished only on the top – back is rough. Comes boxed with an attractive information card.
SIZE: 2″
NAME: Dendraster (sand dollar)
AGE: Pliocene Epoch – 4 million years
UNIT: Etchegoin Formation
SITE: Kettleman Hills, California
COLLECTED: 2026
BY: Jon KramerDocuments: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$55.00Fossil Sand Dollar (KH11)
$55.00 -
Kona Dolomite (KONA36)
Notes specific to this specimen: We cut and polish these particular Kona Dolomite pieces to showcase the uniqueness of this material. Here the front is cut and polished. It sits upright on a flat base with a slight angle for optimal viewing. The back is left rough. Superb banding from the stromatolitic layers. Great conversation piece of one of the world’s oldest fossils.
SIZE: 5″ Long
NAME: Collenia kona
AGE: Paleoproterozoic Era 2.3 billion years
UNIT: Kona Formation
SITE: Kona Hills, Michigan
DATE: 2025
BY: Jon Kramer & Julie MartinezDocumentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$85.00Kona Dolomite (KONA36)
$85.00 -
Kona Dolomite (KONA35)
Notes specific to this specimen: We cut and polish these particular Kona Dolomite pieces to showcase the uniqueness of this material. Here the front is cut and polished. It sits upright on a flat base with a slight angle for optimal viewing. The back is left rough. This piece has beautiful coloration.Great conversation piece of one of the world’s oldest fossils.
SIZE: 3″ High
NAME: Collenia kona
AGE: Paleoproterozoic Era 2.3 billion years
UNIT: Kona Formation
SITE: Kona Hills, Michigan
DATE: 2025
BY: Jon Kramer & Julie MartinezDocumentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$65.00Kona Dolomite (KONA35)
$65.00 -
Kona Dolomite (KONA34)
Notes specific to this specimen: We cut and polish these particular Kona Dolomite pieces to showcase the uniqueness of this material. Here the front is cut and polished. It sits upright on a flat base with a slight angle for optimal viewing. The back is left rough. This piece has beautiful coloration.Great conversation piece of one of the world’s oldest fossils.
SIZE: 3″ High
NAME: Collenia kona
AGE: Paleoproterozoic Era 2.3 billion years
UNIT: Kona Formation
SITE: Kona Hills, Michigan
DATE: 2025
BY: Jon Kramer & Julie MartinezDocumentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$75.00Kona Dolomite (KONA34)
$75.00