Chinese sword umbrella
Looks like bone hairpipe .... https://www.crazycrow.com/site/bone-hairpipe-history-from-shell-to-bone/
This location pays 90%...... https://www.midwestrefineries.com/silver-buyer-brokers/
Is the front surface magnetic? Maybe someone can date the clasp.
I have a couple nice opals,photo on one of them. [ATTACH]
Synthetic opals were not available until 1974. Opal triplets were not common until the 1960's.
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