Seitenhistorie

h5. Volcanic litharenite, beach sand, Tenerife, Puerto de la Cruz

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{table-cell} | Macro |

| *Location* \\ | Beach at Puerto de la Cruz, Tenerife |
| *Depositional facies* \\ | _replace this with text about the dep facies_ |
| *Provenance* \\ | Basaltic, Pico del Teide |
| *Composition* \\ | mostly VRF (basaltic mikrolithes, ignimbrites), clinopyroxene, olivine, opaque ores (magnetite), epidote, microcline |
| *Texture* \\ | high textural maturity: very well sorted, well rounded, black, greenish, hyaline shining, smooth and dull, rough-textured surfaces, medium sand (250 to 400 μm) |
h6. Petrographic thin section:
| *Description* | mostly coarse VRF (basaltic mikrolithes, ignimbrites), in addition phx of clinopyroxene, olivine, opaque ores (magnetite), epidote, microcline |

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{table-cell} | Dark field |

| *Sample number* | heubeck0086 |
| *Collector* | Prof. Walter Franke, Freie Universität Berlin |
| *Date of sampling* | ca. 1980 |

h6. Comments:

high textural maturity, but mineralogical immature; contains small amounts of magnetite the cliffs and beaches of the Canary Islands are renowned for the presence of mafic minerals

More thin section images on the [Additional data page|geowisssand:0086 Additional data]