Relief surface of a 3X3km area surrounding the Lamar Valley field sites in YNP. Slide the animation bar at the bottom all of the way to the left to display a bedrock map, all of the way to the right for surficial geology, and toward the middle for an aerial photo (taken 8/17/2011). Elevation range is 226m. Bedrock symbols- Qs detrital deposits, Qo Osprey Basalt, Qylb Lava Creek Tuff Member B, Ti Intrusive Rocks, Tv Volcanic Rocks. Surficial symbols- fa fine-grained humic alluvium, fg fan gravel, sg stream gravel, ls landslide deposit, pgu outwash and stream gravel, pfg fan gravel, pta talus deposit,pt till, pkf fan gravel, pkg kame gravel, pr rubble veneer, ob osprey basalt, R undivided bedroc. p = Pinedale age. Bedrock map modified from: Christiansen, USGS (1999). Surficial geologic map modified from Pierce, USGS (1974). Aerial imagery from Esri. DEM from USGS. Full park area locator map for this and other study areas at https://skfb.ly/NqOJ
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