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Manganese Biominerals (Todorokite, Romanechite, Birnessite) Ps. After Arthropod Burrows
Manganese Biominerals (Todorokite, Romanechite, Birnessite) Ps. After Arthropod Burrows
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Manganese Biominerals (Todorokite, Romanechite, Birnessite) Ps. After Arthropod Burrows (Ref: CHESA-19)

Chesapeake Bay, Calvert County, Maryland, USA
60mm x 60mm x 30mm
minID: 222-PWJ
$750
This is a Manganese Biominerals (Todorokite, Romanechite, Birnessite) Ps. After Arthropod Burrows from Chesapeake Bay, Calvert County, Maryland, USA. Among the most distinctive specimens from the new find are mineralized arthropod burrows and "gyroliths" - enigmatic helical burrows occasionally found in the Miocene sediments of southern Maryland.
Data last checked on 16th Oct 2024 - specimen may no longer be available

From: The Arkenstone
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See Also

Manganese Biominerals (Todorokite, Romanechite, Birnessite)
Chesapeake Bay, Calvert County, Maryland, USA
$900
50mm x 40mm x 40mm
From: The Arkenstone
Manganese Biominerals (Todorokite, Romanechite, Birnessite)
Chesapeake Bay, Calvert County, Maryland, USA
$400
70mm x 10mm x 10mm
From: The Arkenstone
Manganese Biominerals (Todorokite, Romanechite, Birnessite)
Chesapeake Bay, Calvert County, Maryland, USA
$350
60mm x 40mm x 20mm
From: The Arkenstone
Manganese Biominerals (Todorokite, Romanechite, Birnessite)
Chesapeake Bay, Calvert County, Maryland, USA
$1250
110mm x 30mm x 30mm
From: The Arkenstone
Todorokite
Chesapeake Bay, Calvert Co., Maryland, USA
$900
30mm x 20mm
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Copper
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60mm x 40mm x 20mm
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Bixbyite and Topaz
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Microlite
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20mm x 10mm x 10mm
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Witherite
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50mm x 40mm x 30mm
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Wavellite
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$750
70mm x 30mm x 20mm
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Wavellite
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$750
80mm x 50mm x 50mm
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Wavellite
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$750
110mm x 70mm x 60mm
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Wavellite
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110mm x 60mm x 60mm
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Beryl and Cleavelandite
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* price is an approximate conversion and may not be accurate.

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