Reports that the aircraft had tried to land at Dembi Dolo, a coffee-growing area some 60 miles north of Fugnido, led the search to that area.
Mr. Marin was born into a peasant family in a coffee-growing area of west-central Colombia, in 1930 by his account, in 1928 by most others.
The Cerrado is also one of the principal coffee-growing areas of Brazil.
Until resort development began in the 1980s, Huatulco was little known except as a coffee-growing area.
Forecasters said Arctic air descending from Canada into the Midwest could bring freezing temperatures this weekend to coffee-growing areas in Mexico, the world's fourth-largest producer.
The selloff came after significant rainfall over the weekend in key coffee-growing areas of Brazil, the world's largest producer, analysts said.
In recent years the region has become one of the most important coffee-growing areas in the country and there is an annual coffee fair.
Cobán, at a height of 1320 m above sea level, is located at the center of a major coffee-growing area.
Coffee futures prices rose to an eight-year high after a second frost in coffee-growing areas of Brazil.
At the rural level, the best services were delivered by the departments in the coffee-growing areas.