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Black Hawk County Man Wins $100,000 Lottery Prize

Donald Mast Claims Top Prize In 'Ruby Mine' Scratch Game

Donald Mast

CLIVE, Iowa — A Black Hawk County man has won a $100,000 lottery prize.

Donald Mast of Washburn won the second top prize in the Iowa Lottery's "Ruby Mine" scratch game. He purchased his winning ticket at Cork's Grocery, 1956 Lafayette St. in Waterloo, and claimed his prize Friday at the lottery's Cedar Rapids regional office.

Ruby Mine is a $10 scratch game that features eight top prizes of $100,000 and overall odds of 1 in 2.82. For more information about this game, and the number of prizes still available, visit

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