https://wikimaanaim.org.br/index.php?action=history&feed=atom&title=Gnaisse 2026-08-03T20:10:19Z Histórico de revisões para esta página neste wiki MediaWiki 1.45.1 https://wikimaanaim.org.br/index.php?title=Gnaisse&diff=294&oldid=prev 2026-01-13T20:10:29Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="pt-BR"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Edição anterior</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Edição das 17h10min de 13 de janeiro de 2026</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Linha 1:</td> <td colspan="2" class="diff-lineno">Linha 1:</td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>&lt;big&gt;<del style="font-weight: bold; text-decoration: none;">Gnaisse </del>é uma rocha de <del style="font-weight: bold; text-decoration: none;">origem metamórfica</del>, <del style="font-weight: bold; text-decoration: none;">resultante </del>da <del style="font-weight: bold; text-decoration: none;">deformação </del>de <del style="font-weight: bold; text-decoration: none;">sedimentos arcósicos ou </del>de <del style="font-weight: bold; text-decoration: none;">granitos</del>. <del style="font-weight: bold; text-decoration: none;">Sua composição </del>é <del style="font-weight: bold; text-decoration: none;">de diversos </del>minerais, <del style="font-weight: bold; text-decoration: none;">mais de 20% de </del>feldspato <del style="font-weight: bold; text-decoration: none;">potássico</del>, <del style="font-weight: bold; text-decoration: none;">plagioclásio</del>, e <del style="font-weight: bold; text-decoration: none;">ainda quartzo </del>e <del style="font-weight: bold; text-decoration: none;">biotita</del>, <del style="font-weight: bold; text-decoration: none;">sendo por isso considerada essencialmente quartzofeldspática</del>.&lt;/big&gt;</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>&lt;big&gt;<ins style="font-weight: bold; text-decoration: none;">O gnaisse </ins>é uma rocha <ins style="font-weight: bold; text-decoration: none;">metamórfica formada a partir da transformação </ins>de <ins style="font-weight: bold; text-decoration: none;">rochas pré-existentes, como o granito ou rochas sedimentares</ins>, <ins style="font-weight: bold; text-decoration: none;">submetidas a altas temperaturas e pressões no interior </ins>da <ins style="font-weight: bold; text-decoration: none;">crosta terrestre. Esse processo ocorre ao longo </ins>de <ins style="font-weight: bold; text-decoration: none;">milhões </ins>de <ins style="font-weight: bold; text-decoration: none;">anos</ins>.</div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Uma de suas principais características </ins>é <ins style="font-weight: bold; text-decoration: none;">a estrutura bandada, com camadas claras e escuras alternadas, formadas por </ins>minerais <ins style="font-weight: bold; text-decoration: none;">como quartzo</ins>, feldspato <ins style="font-weight: bold; text-decoration: none;">e mica. Essa aparência facilita sua identificação em afloramentos rochosos.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">O gnaisse é uma rocha muito resistente e durável</ins>, <ins style="font-weight: bold; text-decoration: none;">sendo amplamente utilizada na construção civil</ins>, <ins style="font-weight: bold; text-decoration: none;">como em revestimentos, pisos, paralelepípedos </ins>e <ins style="font-weight: bold; text-decoration: none;">obras de engenharia. Além disso, possui grande importância geológica, pois ajuda os cientistas a compreenderem a história </ins>e <ins style="font-weight: bold; text-decoration: none;">a evolução da crosta terrestre.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Gneiss is a metamorphic rock formed from the transformation of pre-existing rocks, such as granite or sedimentary rocks, subjected to high temperatures and pressures deep within the Earth’s crust. This process takes place over millions of years.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">One of its main features is its banded structure</ins>, <ins style="font-weight: bold; text-decoration: none;">with alternating light and dark layers composed of minerals such as quartz, feldspar, and mica. This distinctive appearance makes gneiss easy to identify in rock outcrops.</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Gneiss is a very strong and durable rock, widely used in construction, including paving stones, flooring, wall cladding, and engineering works. It also has great geological importance, as it helps scientists understand the history and evolution of the Earth’s crust</ins>.</div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div> </div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>&lt;/big&gt;</div></td></tr> </table>

Admin https://wikimaanaim.org.br/index.php?title=Gnaisse&diff=117&oldid=prev 2023-07-20T01:18:25Z

<p></p> <table style="background-color: #fff; color: #202122;" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="pt-BR"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Edição anterior</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Edição das 22h18min de 19 de julho de 2023</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Linha 1:</td> <td colspan="2" class="diff-lineno">Linha 1:</td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Gnaisse é uma rocha de origem metamórfica, resultante da deformação de sedimentos arcósicos ou de granitos. Sua composição é de diversos minerais, mais de 20% de feldspato potássico, plagioclásio, e ainda quartzo e biotita, sendo por isso considerada essencialmente quartzofeldspática.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">&lt;big&gt;</ins>Gnaisse é uma rocha de origem metamórfica, resultante da deformação de sedimentos arcósicos ou de granitos. Sua composição é de diversos minerais, mais de 20% de feldspato potássico, plagioclásio, e ainda quartzo e biotita, sendo por isso considerada essencialmente quartzofeldspática.<ins style="font-weight: bold; text-decoration: none;">&lt;/big&gt;</ins></div></td></tr> </table>

Admin https://wikimaanaim.org.br/index.php?title=Gnaisse&diff=67&oldid=prev 2023-07-19T19:02:19Z

<p>Criou página com &#039;Gnaisse é uma rocha de origem metamórfica, resultante da deformação de sedimentos arcósicos ou de granitos. Sua composição é de diversos minerais, mais de 20% de feldspato potássico, plagioclásio, e ainda quartzo e biotita, sendo por isso considerada essencialmente quartzofeldspática.&#039;</p> <p><b>Página nova</b></p><div>Gnaisse é uma rocha de origem metamórfica, resultante da deformação de sedimentos arcósicos ou de granitos. Sua composição é de diversos minerais, mais de 20% de feldspato potássico, plagioclásio, e ainda quartzo e biotita, sendo por isso considerada essencialmente quartzofeldspática.</div>

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