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Fossil Sand Dollar and Clam (KH4)
Notes specific to this specimen: Beautiful and showy matrix piece with flat bottom so it stands nicely. This specimen has one large polished sand dollar and one infant sand dollar along with a great polished clam.
SIZE: 4″x 3″x 3″
NAME: Psuedocardium & Dendraster
AGE: Pliocene 4 million years
UNIT: Etchegoin Formation
SITE: Kettleman Hills, CaliforniaDocuments: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$145.00 -
Fossil Sand Dollar and Clam (KH2)
Notes specific to this specimen: Matrix piece that has a flat bottom so it stands nicely. This specimen has one large and one infant sand dollar with a nice polished clam that has great colors.
SIZE: 5″x 3″x 3″
NAME: Psuedocardium & Dendraster
AGE: Pliocene Epoch – 4 million years
UNIT: Etchegoin Formation
SITE: Kettleman Hills, California
DATE: 2023Documents: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$145.00 -
Banded Iron Formation (BIF1)
Notes specific to this specimen: A classic specimen from a classic locality. Red jasper alternating with hematite silver banding. One side polished, the other sawn.
SIZE: 3″x 5″x 5/8″
MINERALS: Jasper & Hematite
AGE: Paleoproterozoic – 2.1 billion years
UNIT: Negaunee Iron Formation
SITE: Ishpeming, Michigan
COLLECTED: 2025
BY: Julie & JonDocumentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$135.00Banded Iron Formation (BIF1)
$135.00 -
Three Fish GR304
Notes specific to this specimen:
Three Fossil Fish
NAME: Knightia, Dyplomystus and various other species
AGE: Eocene Epoch / 50 million years
UNIT: Green River Formation
SITE: Kemmerer, WyomingSize: 6″ x 8″
Documentation: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$135.00Three Fish GR304
$135.00 -
Kona Dolomite (KONA28)
Notes specific to this specimen: Some Kona Dolomite we have carved into various shapes to accentuate the colors and patterns. This obelisk shows lively color and great patterning that is present in the better pieces of this unique material. Polished on all sides, with a flat base so it stands up easily.
SIZE: 6″
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.
$130.00Kona Dolomite (KONA28)
$130.00 -
Rainbow Stromatolite (RS3)
Notes specific to this specimen: Another one of the original discovery pieces, collected by us in August 2025. Deep red colonies surrounded by high iron hematite matrix.
SIZE: 2″x 2.58″x .75″
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.
$120.00Rainbow Stromatolite (RS3)
$120.00 -
Fossil Sand Dollar and Clam (KH9)
Notes specific to this specimen: One large polished sand dollar with two great polished clams. Matrix piece that has a flat bottom so it stands nicely.
SIZE: 4″x 2″x 3″
NAME: Psuedocardium & Dendraster
AGE: Pliocene 4 million years
UNIT: Etchegoin Formation
SITE: Kettleman Hills, CaliforniaDocuments: This authentic fossil specimen comes with a Certificate of Authenticity and Origin. In addition, an attractive and informative display card accompanies the specimen.
$115.00 -
Kona Dolomite (KONA22)
Notes specific to this specimen: Some Kona Dolomite we have carved into various shapes to accentuate the colors and patterns. Classic pyramid shape with nice deep red iron oxide coloration. Polished all the way around – on all sides and base.
SIZE: 2.75″
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.
$112.00Kona Dolomite (KONA22)
$112.00 -
Kona Dolomite (KONA21)
Notes specific to this specimen: Some Kona Dolomite we have carved into various shapes to accentuate the colors and patterns. Classic pyramid shape with nice deep red iron oxide coloration. Polished all the way around – on all sides and base.
SIZE: 2.75″
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.
$112.00Kona Dolomite (KONA21)
$112.00 -
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″Â
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 -
Kona Dolomite (KONA27)
Notes specific to this specimen: Some Kona Dolomite we have carved into various shapes to accentuate the colors and patterns. This obelisk shows lively color and great patterning that is present in the better pieces of this unique material. Polished on all sides, with a flat base so it stands up easily.
SIZE: 5″
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.
$110.00Kona Dolomite (KONA27)
$110.00 -
Kona Dolomite (KONA26)
Notes specific to this specimen: Some Kona Dolomite we have carved into various shapes to accentuate the colors and patterns. This obelisk shows lively color and great patterning that is present in the better pieces of this unique material. Polished on all sides, with a flat base so it stands up easily.
SIZE: 5″
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.
$110.00Kona Dolomite (KONA26)
$110.00
