Agricola, Georgius, De re metallica, 1912/1950

List of thumbnails

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    <archimedes>
      <text>
        <body>
          <chap>
            <pb pagenum="73"/>
            <figure number="41"/>
            <p type="caption">
              <s>A—SOLID VEIN. B—SOLID STRINGER. C—CAVERNOUS VEIN. D—CAVERNOUS
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              STRINGER. E—BARREN VEIN. F—BARREN STRINGER.</s>
            </p>
            <p type="main">
              <s>But to return to veins. </s>
              <s>A great number of miners consider
                <emph type="sup"/>
              8
                <emph.end type="sup"/>
              that the
                <lb/>
              best veins in depth are those which run from the VI or VII direction of the
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              east to the VI or VII direction of the west, through a mountain slope which
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              inclines to the north; and whose hangingwalls are in the south, and whose
                <lb/>
              footwalls are in the north, and which have their heads rising to the north,
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              as explained before, always like the footwall, and finally, whose rock
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              seams turn their heads to the east. </s>
              <s>And the veins which are the next </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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