| Name | Label | Concept | Required | Attribute of | Limit | Predicate Type | Group | |
|---|---|---|---|---|---|---|---|---|
| 1 variable | ||||||||
| OPXMNXR_F | Flag for current operating expenses for exploration, development, and mineral land and rights ($1,000) | Mining: Summary Statistics for the U.S., States, and Selected Geographies: 2022 | not required | OPXMNXR | 0 | string | EC2221BASIC | |