File:Manchas vermelhas de argila em parede.jpg

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Português: Manchas de argila na base das paredes de construções são comuns em áreas com solo argiloso. Quanto mais vermelhas forem as manchas, maior deve ser o conteúdo de óxido de ferro no solo. A hematita costuma ser o óxido de ferro predominante nestes casos.
Date 15 May 2022 (according to Exif data)
Source Own work
Author Prof. Dr. Alessandro Samuel-Rosa
Camera location25° 42′ 12.96″ S, 53° 05′ 51.55″ W Kartographer map based on OpenStreetMap.View this and other nearby images on: OpenStreetMapinfo

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I, the copyright holder of this work, hereby publish it under the following license:
Creative Commons CC-Zero This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication.
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.


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current16:16, 15 May 2022Thumbnail for version as of 16:16, 15 May 20224,160 × 3,120 (3.53 MB)Samuel-rosa (talk | contribs)Uploaded using Commons Mobile App

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