adjective
- of, relating to, or containing pyrite (iron sulfide mineral)
Usage: technical; geology
Examples
- The pyritic ore samples were analyzed for their sulfur content.
- Pyritic minerals often have a metallic luster and brassy yellow color.
- The rock formation contained pyritic deposits that made it valuable for mining.
- Weathering of pyritic rocks can produce sulfuric acid and affect soil pH.
- Geologists identified pyritic streaks running through the granite outcrop.