Cut and Polished Septarian Nodule Slice

5 1/8 in. (232 grams, 13 cm).

Displaying the internal structure filled with yellow and brown aragonite crystals. [No Reserve]

Provenance

From Utah, USA.
Acquired from Mr Parkinson, Southport, UK, 16 October 2001.
From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent.

CONDITION

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AUCTIONS:

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LOT 2781