Native arsenic. | |||
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Native arsenic. This sample of native (naturally occurring) arsenic is from the Burraton Coombe Quarry, St. Stephen-by-Saltash, Cornwall, in the UK. It happened to arrive in my mailbox on the very day Oliver Sacks was visiting the Periodic Table Table, so we got to open it together. Source: Andrew Goodall Contributor: Andrew Goodall Acquired: 12 November, 2002 Price: Donated Size: 1" Purity: >80% | |||
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