Layer Estimates:

Layer: dd_back3_Bedrock2_Sec1 (ID:0)
Count: 15720
Extent:

XMin: -67.4710467062088
YMin: -26.6206693546757
XMax: -67.4661861572648
YMax: -26.6164328962114
Spatial Reference: GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],VERTCS["unknown",VDATUM["unknown"],PARAMETER["Vertical_Shift",0.0],PARAMETER["Direction",1.0],UNIT["Meter",1.0]]

Layer: dd_back3_Gravel2_Sec1 (ID:1)
Count: 28313
Extent:

XMin: -67.4710363388808
YMin: -26.6206837655616
XMax: -67.4661520314767
YMax: -26.616442173794
Spatial Reference: GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],VERTCS["unknown",VDATUM["unknown"],PARAMETER["Vertical_Shift",0.0],PARAMETER["Direction",1.0],UNIT["Meter",1.0]]

Layer: dd_back3_Yardangs2_Sec1 (ID:2)
Count: 13947
Extent:

XMin: -67.4710179800708
YMin: -26.6205719711062
XMax: -67.4663613219108
YMax: -26.6164312093781
Spatial Reference: GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],VERTCS["unknown",VDATUM["unknown"],PARAMETER["Vertical_Shift",0.0],PARAMETER["Direction",1.0],UNIT["Meter",1.0]]