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Stratigraphy / Harris matrix templates

Earth Science — Layered Volcanic Sequence

Interbedded lavas, tuffs and palaeosols.

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Template previewStratigraphy / Harris matrix
Layered volcanic sequenceRecent ash fall0.00 mBasalt flow0.40 mWelded tuff (ignimbrite)1.60 mVolcanic breccia2.50 mAndesite flow3.20 mPalaeosol4.20 m4.50 m6 layers, 4.50 m, and NONE of them is dated — so superposition was not checked at all, which is not t…None of the 6 layers carries an `age`, so superposition was not checked at all. That is not the same as saying the …

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title "Layered volcanic sequence"
type column
layer "Recent ash fall"          thickness 0.4 color "#94a3b8"
layer "Basalt flow"              thickness 1.2 color "#1f2937"
layer "Welded tuff (ignimbrite)" thickness 0.9 color "#b45f3a"
layer "Volcanic breccia"         thickness 0.7 color "#7c2d12"
layer "Andesite flow"            thickness 1.0 color "#44403c"
layer "Palaeosol"                thickness 0.3 color "#6b5b3e"