Historic Opal Mineral Specimen

2 1/2 in. (105 grams, 65 mm).

Displaying iridescent milk-opal in a pale creamy-brown matrix, collection number 625. [No Reserve]

Provenance

Acquired on the UK mineral and fossil market, since 1970.
From the historic mineral collection of Richard Valentine Cain, London, UK, thence by descent.

Accompanied by an original historic index file card.

CONDITION

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AUCTIONS:

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LOT 2665