Elixir De Agave: Grown on hillside fields of ancient black volcanic rock, the blue agave we cultivate for Cantera Negra is allowed to reach full maturity before approach to blending and aging, produces the smooth, rich taste that defines our elixir de agave and is available from no other tequila in the word. Taste sets us apart. Cantera Negra: small-batch, handcrafted, award-winning, tequilas. canteranegra.com. Award-Winning for a Reason: Cantera Negra earned a gold, two silvers and bronze medal in 2017 from the prestigious San Francisco World Spirits Competition for one reason: superior taste. It's the result of never rushing the process required to truly handcraft each batch of our tequila. Drinking Cantera Negra is its own reward San Francisco World Spirits Competition 2017 Silver Medal. 40% alc by vol. 80