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Details
LOT 2804
Natural History - Historic Opal Mineral Specimen
2 1/4 in. (258 grams, 59 mm).
A specimen of pale blue opal, collection number 333. [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.
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