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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 -
Banded Iron Formation (BIF12)
Notes specific to this specimen: Super nice double face sliced at 90 degrees apart to show the layering from different angles. Red jasper alternating with hematite silver banding. Two sides with brilliant polishing, the rest is naturally rough. A classic specimen cut in a very unique way. From the classic BIF Type Locality of Jasper Knob in Ishpeming, MIchigan. Nothing else like it!
SIZE: 6″x 4″x 3″
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.
$545.00Banded Iron Formation (BIF12)
$545.00 -
Banded Iron Formation (BIF2)
Notes specific to this specimen: A classic specimen from a classic locality. Red jasper alternating with hematite silver banding. End cut with face polished and natural rough back.
SIZE: 4″x 2″x 2″
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.
$80.00Banded Iron Formation (BIF2)
$80.00 -
Banded Iron Formation (BIF3)
Notes specific to this specimen: A classic specimen from a classic locality. Red jasper alternating with hematite silver banding. One side polished, with some slight saw marks on narrow end with a lower price as a result Back is sawn face.
SIZE: 2″x 5″x 3/8″
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.
$95.00Banded Iron Formation (BIF3)
$95.00 -
Banded Iron Formation (BIF4)
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. Curious red spot inside one of the silver bands.
SIZE: 2″x 4″x 3/8″
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.
$90.00Banded Iron Formation (BIF4)
$90.00 -
Banded Iron Formation (BIF5)
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. Curious red spot inside one of the silver bands.
SIZE: 2″x 4″x 3/8″
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.
$90.00Banded Iron Formation (BIF5)
$90.00 -
Banded Iron Formation (BIF6)
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: 2.5″x 5″x 3/8″
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.
$95.00Banded Iron Formation (BIF6)
$95.00 -
Banded Iron Formation (BIF7)
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: 2.5″x 4.5″x 3/8″
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.
$85.00Banded Iron Formation (BIF7)
$85.00 -
Cerdito Prospect Rift Crystals (CP10)
Notes specific to this specimen: Both smokey quartz and amethyst crowded on the front face. Beautiful fracture infills showing on both sides. Also has a nice amethyst-lined hollow on the back with amethyst veins all over. This piece has a flat bottom so it stands up and displays very nicely. Take a look at the cut bottom and you’ll see the very graphic splitting of the matrix and the subsequent infilling. Fantastic piece!
SIZE: 5″ x 4″ x 6″
Quartz – Amethyst, Smokey, Citrine, Clear
AGE: Mesoproterozoic Era – 1.1 billion years
UNIT: Rove Formation
SITE: Thunder Bay, Ontario, Canada
DATE: 2022Documentation: This authentic mineral specimen comes with a Certificate of Authenticity and Origin.
$625.00 -
Cerdito Prospect Rift Crystals (CP11)
Notes specific to this specimen: White druzy quartz with just a hint of purple dominates top of this specimen with some clear crystals as well. Sides show multiple healed fractures. Take a look at the cut bottom and you’ll see the very graphic splitting of the matrix and the subsequent infilling.
SIZE: 6″ x 3″ x 3″
Quartz – Amethyst, Smokey, Citrine, Clear
AGE: Mesoproterozoic Era – 1.1 billion years
UNIT: Rove Formation
SITE: Thunder Bay, Ontario, Canada
DATE: 2022Documentation: This authentic mineral specimen comes with a Certificate of Authenticity and Origin.
$180.00 -
Cerdito Prospect Rift Crystals (CP12)
Notes specific to this specimen: Nice light-purple amethyst vein running diagonally through this piece. Has great white quartz healed fracture veins on the side and another amethyst cavity in the back. There’s even a small one on the cut bottom! This piece has a flat bottom so it stands up and displays very nicely. Take a look at the bottom and you’ll see the very graphic splitting of the matrix and the subsequent infilling.
SIZE: 4″ x 4″ x 5″
Quartz – Amethyst, Smokey, Citrine, Clear
AGE: Mesoproterozoic Era – 1.1 billion years
UNIT: Rove Formation
SITE: Thunder Bay, Ontario, Canada
DATE: 2022Documentation: This authentic mineral specimen comes with a Certificate of Authenticity and Origin.
$460.00 -
Cerdito Prospect Rift Crystals (CP13)
Notes specific to this specimen: Cool combination piece dominated by a cavity of nice light smokey quartz crystals encased in an amethyst vein. Note: One of the large crystals has a broken tip. But the rest is clean and gemmy. This piece has a cut-flat bottom so it stands up and displays very nicely. Take a look at the cut bottom and you’ll see the very graphic splitting of the matrix and the subsequent infilling with deeper smokey quartz.
SIZE: 4″ x 4″ x 4″
Quartz – Amethyst, Smokey, Citrine, Clear
AGE: Mesoproterozoic Era – 1.1 billion years
UNIT: Rove Formation
SITE: Thunder Bay, Ontario, Canada
DATE: 2022Documentation: This authentic mineral specimen comes with a Certificate of Authenticity and Origin.
$420.00
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