Statements (26)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
granite |
| gptkbp:age |
gptkb:Miocene
|
| gptkbp:contains |
flood basalt flows
|
| gptkbp:eruptionDuration |
16.8 to 15.6 million years ago
|
| https://www.w3.org/2000/01/rdf-schema#label |
Grande Ronde Basalt
|
| gptkbp:locatedIn |
gptkb:Pacific_Northwest
gptkb:United_States |
| gptkbp:namedAfter |
gptkb:Grande_Ronde_River
|
| gptkbp:overlies |
gptkb:Imnaha_Basalt
|
| gptkbp:partOf |
gptkb:Columbia_River_Basalt_Group
|
| gptkbp:primaryLithology |
granite
|
| gptkbp:servesArea |
gptkb:Idaho
gptkb:Oregon gptkb:Washington gptkb:northeastern_Oregon western Idaho southeastern Washington |
| gptkbp:significance |
major contributor to Columbia Plateau geology
|
| gptkbp:subunit |
gptkb:lower_Grande_Ronde_Basalt
gptkb:upper_Grande_Ronde_Basalt |
| gptkbp:thickness |
up to 1200 meters
|
| gptkbp:underlies |
gptkb:Wanapum_Basalt
|
| gptkbp:volcanoType |
fissure eruption
|
| gptkbp:bfsParent |
gptkb:Columbia_River_Basalt_Group
|
| gptkbp:bfsLayer |
7
|