PRISTINE

pure

uncorrupted

clean

completely free from dirt or contamination
"pristine mountain snow"

immaculately clean and unused
ANT - impure
"Handed her his pristine white handkersheif."

"It really was a pristine landscape and the thought of the way a subdivision would alloy it was enough to make them pick up a pen and fight."

"He needed a raison d'etre, something to motivate him and give him a war to fight, and stopping the corruption of pristine land was that motivating factor."

"She was amazed by the pristine white apartment, she had been expecting a messy bachelor's pad."