Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:volcanic_activity
|
| gptkbp:age |
gptkb:Pleistocene
|
| gptkbp:composition |
granite
andesite |
| gptkbp:country |
gptkb:United_States
|
| gptkbp:elevation |
varies (up to 1,200 ft at Larch Mountain)
|
| https://www.w3.org/2000/01/rdf-schema#label |
Boring Lava Field
|
| gptkbp:lastEruption |
about 57,000 years ago
|
| gptkbp:location |
gptkb:Portland_metropolitan_area
|
| gptkbp:mapType |
gptkb:Oregon
|
| gptkbp:namedAfter |
gptkb:Boring,_Oregon
|
| gptkbp:notableVent |
gptkb:Larch_Mountain
gptkb:Powell_Butte gptkb:Mount_Tabor gptkb:Gresham_Butte gptkb:Rocky_Butte |
| gptkbp:numberOfVents |
over 80
|
| gptkbp:partOf |
gptkb:Cascade_Volcanic_Arc
|
| gptkbp:state |
gptkb:Oregon
gptkb:Washington |
| gptkbp:status |
extinct
|
| gptkbp:type |
monogenetic volcanic field
|
| gptkbp:volcanicArcBelt |
gptkb:Cascade_Volcanic_Arc
|
| gptkbp:bfsParent |
gptkb:Powell_Butte_Nature_Park
|
| gptkbp:bfsLayer |
5
|