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Stratigraphy / Harris matrix templates

Earth Science — Grand Canyon Sequence

The Paleozoic layers of the Colorado Plateau.

Stratigraphy / Harris matrixGeo & SpatialStratigraphy / Harris matrix syntax docs
Template previewStratigraphy / Harris matrix
Colorado Plateau (Grand Canyon section)Kaibab LimestonePermian0.00 mToroweap FormationPermian0.90 mCoconino SandstonePermian1.60 mHermit ShalePermian2.60 mSupai GroupPennsylvanian3.40 mRedwall LimestoneMississippian4.80 mMuav LimestoneCambrian6.10 mBright Angel ShaleCambrian7.00 mTapeats SandstoneCambrian8.00 mVishnu SchistPrecambrian8.70 m10.30 m128 million years missing10 layers, 10.30 m, every contact the right way up — and 1 unconformity, the largest 128 million year…128 million years are missing between `Muav Limestone` and `Redwall Limestone`: the lower layer ends long before th…

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title "Colorado Plateau (Grand Canyon section)"
type column
layer "Kaibab Limestone" thickness 0.9 color "#cbd5e1" age "Permian"
layer "Toroweap Formation" thickness 0.7 color "#b8a888" age "Permian"
layer "Coconino Sandstone" thickness 1.0 color "#f0d9a8" age "Permian"
layer "Hermit Shale" thickness 0.8 color "#a14a3a" age "Permian"
layer "Supai Group" thickness 1.4 color "#b9755a" age "Pennsylvanian"
layer "Redwall Limestone" thickness 1.3 color "#9c5b4f" age "Mississippian"
layer "Muav Limestone" thickness 0.9 color "#8a9a8a" age "Cambrian"
layer "Bright Angel Shale" thickness 1.0 color "#6a8a6a" age "Cambrian"
layer "Tapeats Sandstone" thickness 0.7 color "#c2a878" age "Cambrian"
layer "Vishnu Schist" thickness 1.6 color "#3a3a4a" age "Precambrian"