Assessment of Physical-Chemical Characteristics of Water and Sediments from a Brazilian Tropical Estuary: Status and Environmental Implications

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td align="left"> Mineral (chemical formula)</td><td align="center">Positions <svg height="10.8625" id="M164" style="vertical-align:-0.13794pt" version="1.1" viewbox="0 0 16.125 10.8625" width="16.125" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.8625)">
<g transform="translate(72,-63.31)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">2</tspan>
<tspan style="font-size: 12.50px; " x="6.2515001" y="0">𝜃</tspan>
</text>
</g>
</g>
</svg></td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">Kaolinite (Al<sub>2</sub>Si<sub>2</sub>O<sub>5</sub>(OH)<sub>4</sub>)</td><td align="center">14.2139 and 28.8365</td></tr><tr><td align="left">Feldspar (CaAlSi<sub>3</sub>O<sub>8</sub>, KAlSi<sub>3</sub>O<sub>8</sub> or NaAlSi<sub>3</sub>O<sub>8</sub>,)</td><td align="center">31.93</td></tr><tr><td align="left">Illite [general formula: K<sub>x</sub>(Al<sub>2</sub>)(Si<sub>4-x</sub> Al<sub>x</sub>)O<sub>10</sub> (OH)<sub>2</sub>]</td><td align="center">10.1354 and 20.5040</td></tr><tr><td align="left">Quartz (SiO<sub>2</sub>)</td><td align="center">24.1458 and 30.9085</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Positions <svg height="10.8625" id="M163" style="vertical-align:-0.13794pt" version="1.1" viewbox="0 0 16.125 10.8625" width="16.125" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.8625)">
<g transform="translate(72,-63.31)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">2</tspan>
<tspan style="font-size: 12.50px; " x="6.2515001" y="0">𝜃</tspan>
</text>
</g>
</g>
</svg> for minerals in the silt fraction of the sediment collected at sampling point 3, in March of 2007 [<a href="/journals/tswj/2012/676173/#B22">25</a>–<a href="/journals/tswj/2012/676173/#B24">27</a>].

The Scientific World Journal

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Table 6

Table 6: Assessment of Physical-Chemical Characteristics of Water and Sediments from a Brazilian Tropical Estuary: Status and Environmental Implications 

Table 6 | Assessment of Physical-Chemical Characteristics of Water and Sediments from a Brazilian Tropical Estuary: Status and Environmental Implications 