John Sinkankas Photo

John Sinkankas

Born: May 15, 1915

Death: May 17, 2002

Birthplace: Paterson

Nationality: United States

John Sinkankas

Date of Birth : May 15, 1915
Date of Death : May 17, 2002
Birth Place : Paterson

John Sinkankas was an honored Navy officer and aviator, noted gemologist, gem carver and gem faceter, author of many books and articles on minerals and gemstones, and a bookseller and bibliographer of rare books.

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