Relief surface of an 3X3km area area around the Blacktail field sites in Yellowstone. Slide the animation bar at the bottom to the left to display a bedrock map, to the right for surficial geology, and toward the middle for an aerial photo (taken 9/11/2013). Elevation range 259m. Bedrock symbols- Qs, Detrital deposits, Qylb Lava Creek Tuff member b, Quf Undine Falls Basalt, Tyhb Huckleberry Ridge Tuff Member B, Tyha Huckleberry Ridge Tuff Member A, Tv Volcanic rocks, Ts Sedimentary rocks, WPCm Precambrian Metamorphic. Surficial symbols- fa fine-grained humic alluvium, pt till, pks kame deposits sand, pkg kame gravel R, undivided older volcanic rocks of quaternary age. p = Pinedale age. Bedrock map modified from Christiansen, USGS (1999). Surficial map modified from Pierce, USGS (1973). Aerial imagery from Esri. DEM from USGS.
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