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Manganese Biominerals (Todorokite, Romanechite, Birnessite)
Manganese Biominerals (Todorokite, Romanechite, Birnessite)
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Manganese Biominerals (Todorokite, Romanechite, Birnessite) (Ref: CHESA-01)

Chesapeake Bay, Calvert County, Maryland, USA
110mm x 30mm x 30mm
minID: F8T-FF0
$1250
This is a Manganese Biominerals (Todorokite, Romanechite, Birnessite) from Chesapeake Bay, Calvert County, Maryland, USA. Chesapeake biominerals, including Hollandite, Todorokite, Romanechite, Birnessite, and other unusual manganese and iron species, form when metal-rich subsurface waters emerge from the face of the cliffs along the western shore of Chesapeake Bay.
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) Ps. After Arthropod Burrows
Chesapeake Bay, Calvert County, Maryland, USA
$750
60mm x 60mm x 30mm
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
Todorokite
Chesapeake Bay, Calvert Co., Maryland, USA
$900
30mm x 20mm
From: The Arkenstone
Calcite
Keweenaw County, Michigan, USA
$1250
80mm x 60mm x 50mm
From: The Arkenstone
Siegenite
Buick mine, Iron County, Missouri, USA
$1250
100mm x 70mm x 50mm
From: The Arkenstone
Witherite
Minerva # 1 Mine, Hardin County, Illinois, USA
$1250
60mm x 50mm x 30mm
From: The Arkenstone
Columbite-Fe
Strickland Quarry, Collins Hill, Middlesex County, Connecticut, USA
$1250
30mm x 20mm x 10mm
From: The Arkenstone
Quartz var Smoky with Microcline and Albite
Himalaya Mine, Gem Hill, San Diego County, California, USA
$1200
80mm x 80mm x 30mm
From: The Arkenstone
Gold
Round Mountain mine, Nye County, Nevada, USA
$1350
25mm x 15mm x 10mm
From: Spirifer Minerals
Diopside
DeKalb, St. Lawrence Co., New York, USA
$1250
40mm x 30mm x 10mm
From: The Arkenstone
Quartz (pseudocubic)
Ace of Diamonds Mine, Herkimer Co., New York, USA
$1250
30mm x 10mm x 10mm
From: The Arkenstone
Zunyite
Electric Meatball boulder, Dome Rock Mts, La Paz Co., Arizona, USA
$1250
90mm x 40mm x 30mm
From: The Arkenstone
Tincalconite ps after Borax
U.S. Borax Mine, Boron, Kern Co., California, USA
$1250
80mm x 70mm x 30mm
From: The Arkenstone
* price is an approximate conversion and may not be accurate.

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