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sands plot along the F and L line, with sometimes significant Q components. Clustering near the F pole indicates a dissected arc, and clustering near the L pole indicates an undissected, or new arc. As sandstones, these are known as
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sands plot near the Q pole, but with significant F and L components. This includes "thin-skinned tectonics" common in subduction back-arc thrusting. As sandstones, these are known as
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Ternary diagram showing the relative abundance of quartz, feldspar, and lithic grains and views of what selected compositions would look like.
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sands are near the F pole. This includes "thick-skinned tectonics." As sandstones, these are known as
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Transitional continental sands are along the QF line. As sandstones, these are known as
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of a sandstone is directly related to its tectonic environment of formation.
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sands are clustered near the Q pole. As sandstones, these are known as
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QFL triangle showing schematic plots of common sand compositions
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The importance of a QFL triangle is mainly demonstrated in
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exercises. As first demonstrated in the 1979 paper by
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211:"Plate Tectonics and Sandstone Compositions"
227:10.1306/2F9188FB-16CE-11D7-8645000102C1865D
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63:. The abbreviations used are as follows:
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260:. You can help Knowledge by
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59:, point counted using the
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207:Suczek, Christopher A.
113:, the composition and
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61:Gazzi-Dickinson method
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203:Dickinson, William R.
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209:(December 1, 1979).
183:Folk classification
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49:compositional data
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221:(12): 2164–2182.
170:lithic sandstones
155:lithic sandstones
16:(Redirected from
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111:Chris Suczek
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41:QFL triangle
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18:QFL diagrams
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301:Categories
189:References
115:provenance
53:sandstones
312:Sandstone
307:Petrology
254:petrology
149:Recycled
138:Basement
177:See also
103:tectonic
75:feldspar
168:and/or
166:arkoses
144:arkoses
133:arkoses
151:orogen
140:uplift
122:Craton
69:quartz
256:is a
88:chert
57:sands
51:from
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