Sulphide selenide, acanthite group. Selenium-bearing mineral.
Specific gravity: 7.40 to 7.53
Colour: Bright lead-grey on fresh surfaces
Common impurities: Cu
Aguilarite is an uncommon, relatively low-temperature, mineral in hydrothermal deposits rich in silver
and selenium, but
deficient in sulphur (Webmin, HOM).
Associated minerals include acanthite, naumannite,
calcite and quartz
The type locality is the San Carlos Mine, La Luz, Guanajuato Municipality, Guanajuato, Mexico.
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