Paraspirifer bownockeri – Devonian – USA

Paraspirifer bownockeri

Middle Devonian

Sylvania, Ohio, USA

 

 

 

 4 GOLD PYRITE Trilobite Era Fossil Brachiopod+LOPOPHORE

Item number: 130278597626

Winning bid: US $39.00 

Ended: Jan-06-09 09:27:49 PST

Winning bidder: e***h (565)

Seller: no1billiard

Paraspirifer bownockeri

LOT OF 4 STUDY GRADE PYRITIZED SILICA FORMATION BRACHIOPODS FROM THE MIDDLE DEVONIAN OF SYLVANIA, OHIO.  ONE EXIBITS IT’S RARE INTERNAL LOPOPHORE (OR BREATHING/FEEDING ORGAN), ALSO PYRITIZED.  THIS IS SHOWN IN THE LAST PHOTO AND BELOW AS IT WOULD HAVE APPEARED WHILE ALIVE.

THESE SPECIMENS ARE BETWEEN 350 AND 400 MILLION YEARS OLD, ARE ALL ACID PREPPED TO REMOVE THE CALCITE SHELL AND MATRIX AND BRING FORTH THE GOLD PYRITE, WITH SLIGHT IRON-RED HUE.  SIZE RANGE IS FROM 1-1/2 INCH TO 2 INCHES ACROSS.

 

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