A mansion on Palm Island in Miami Beach sold for $10.5 million.
Dr. Martin L. Madorsky and wife Judith F. Richard sold the 12,655-square-foot home at 85 Palm Ave. to Albert Claramonte, the founder of Surfaces Southeast. The price equates to $830 per square foot.
The home last traded for $4.86 million in 2015.
It was built on the 30,000-square-foot lot in 1978. Palm Island is just north of the MacArthur Causeway.
The home has nine bedrooms, 7.5 bathrooms, Asian-imported wood and stones and a…