USS Sapphire (PYc-2) of the war, "Sapphire" was designated for inactivation. On 19 September 1945, the boat departed New London and proceeded to Charleston, South Carolina, where she was decommissioned on 29 October 1945. Struck from the Navy List on 13 November of the same year, she was transferred to the Maritime Commission for disposal through sale on 3 September 1946. USS Sapphire (PYc-2) The second USS "Sapphire" (PYc-2) was a patrol boat in the United States Navy. Originally a private yacht and later a navy training vessel, "Sapphire" was built in 1929, and named "Margo" by George Lawley & Son, Neponset, Massachusetts.
Yogo sapphire had difficulty marketing its gems within the United States. The American Sapphire Company, which used local gemcutters from Great Falls, went bankrupt in 1909; a new firm, the Yogo American Sapphire Company, bought the American Mine, but was bankrupt by 1913. Gadsden and his wife had convinced the New Mine Sapphire Syndicate to buy out the Yogo American Sapphire Company in 1914, and in doing so, the English syndicate gained control of all known Yogo deposits. They quickly recouped the purchase price by washing the tailings left behind by previous operators of the American Mine. Montana sapphires were heavily mined