Check the listing for details. Mastic Resin ~ Pistacia Lentiscus ~ Chios, Greece. Condition: New with box, Made in Greece. Listed at 22.00 USD. Afghan Mastic represents a lesser-known source of this precious resin, harvested from wild Lentisk trees growing in the mountainous regions of the country. The resin has been collected in Afghanistan for centuries, used locally in traditional incense preparations and cultural practices.