E0003 Macroneuropteris macrophylla
BOTH HALVES SIDERITE CONCRETION, SPLIT BY FREEZE/THAW & LIGHT HAMMER TAP. SPECIMEN 67mm X 21mm (2-5/8" x 13/16"). PROXIMAL END OF BOTH HALVES BEGAN CRUMBLING DURING STORAGE. ACETIC ACID BATH APPLIED. OILED W/MACHINE OIL.
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Photo by Mark Kmiecik
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