Tiffany 's great advantage was its gemologist , George Frederick Kunz , who sought out unusual colored stones all over North America : emeralds and rock crystal from North Carolina , diamonds from Virginia , topaz from Colorado , sapphires from Montana , yellow beryl from Connecticut and fire opals from Mexico .
North America
Mexico
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PERSON
Tiffany
PERSON
George Frederick Kunz
LOCATION
North America
LOCATION
North Carolina
LOCATION
Virginia
LOCATION
Colorado
LOCATION
Montana
LOCATION
Connecticut
LOCATION
Mexico