Mary T. Dyche, age 54, of Owatonna, passed away unexpectedly Tuesday, August 11, 2015 at her home. Mary was born July 6, 1961 in Oakland, CA the daughter of Lillian VanSnellenberg and Earl Spicer. Mary was adopted at a young age by Gary and Joan Sandford. The family moved to Faribault and there Mary graduated from Faribault High School. She attended college receiving her degree as a Registered Nurse. She worked as a triage nurse for a Oklahoma City Hospital. She also lived in Texas and Arkansas. Mary went back to school to become a computer technician. She moved to Dodge Center and later to Owatonna where she made her home for the past 5 years. She enjoyed sewing, crossword puzzles and reading novels. She is survived by her daughter Krystin Dyche of Owatonna; a grandson, Addison Gustine and two brothers. She was preceded in death by her parents. Visitation for Mary will be held at Michaelson Funeral Home, Owatonna on Friday, August 14, 2015 from 3:00 PM to 4:00 PM. Visitation: 08/14/2015 15:00 08/14/2015 16:00 Service: