| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | pyrrhotite | everyday life | Pyrrhotite is not commonly encountered in everyday life. | 1 |
| 2 | pyrrhotite | geologists | Pyrrhotite is a common mineral found in sulfide ore deposits, according to geologists. | 1 |
| 3 | pyrrhotite | mining industry | Pyrrhotite is a common mineral in certain types of ore deposits, such as nickel sulfide ores, in the mining industry. | 1 |