Figure F64 (continued). E. Joints (interval 338-C0002H-1R-1, 65–83 cm). F. Vein structures (interval 338-C0002J-1R-8, 30–34 cm). G. Fissility (interval 338-C0002K-1H-1, 91–99 cm). H. Incipient scaly cleavage (interval 338-C0002J-3R-5, 76–79 cm).
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