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Stratigraphy is a branch of geology which studies rock layers (strata) and layering (stratification). It is primarily used in the study of sedimentary and layered volcanic rocks. Stratigraphy includes two related subfields: lithologic stratigraphy or lithostratigraphy, and biologic stratigraphy or biostratigraphy. |
Properties
| Property | Type | Description |
|---|---|---|
| className | String | = "gov.sciencebase.catalog.item.facet.StratigraphyFacet" A discriminator used by the system to identity the extension type |
group | String | |
| formation | String | |
| member | String | |
| informalUnit | String | |
| periodEpochFrom | String | |
| periodEpochTo | String | |
| periodEpochModifier | String | |
| zone | String |
...