Sept 21 (Reuters) - Suncor Energy Inc SU.TO :
* Suncor Energy provides update on Shelburne Basin exploration project
* In Q3 of 2016 Suncor will write off its share of cost of first exploration well which is expected to be about $105 million (after-tax)
* In Q3 of 2016 Suncor will write off its share of cost of well, part of Shelburne Basin joint venture exploration project Source text for Eikon: Further company coverage: SU.TO