| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | siderite | geological | Siderite is a common mineral in various geological formations and is often found as a component of iron ore deposits. | 1 |
| 2 | siderite | geology | Siderite is a mineral composed of iron(II) carbonate and is important in the study of sedimentary rocks and mineralogy. | 1 |