A0015 Calamariophyllum sp.
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW, CONCAVE HALF BROKEN IN HALF AND GLUED. SPECIMEN 30mm x 20mm (1-3/16" x 13/16"). ACETIC ACID BATH APPLIED.
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Photo by Mark Kmiecik
By Mark Kmiecik
BOTH HALVES SIDERITE CONCRETION, SPLIT BY HAMMER BLOW, CONCAVE HALF BROKEN IN HALF AND GLUED. SPECIMEN 30mm x 20mm (1-3/16" x 13/16"). ACETIC ACID BATH APPLIED.
By Nimravis,
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