Agricola, Georgius, De re metallica, 1912/1950

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    <archimedes>
      <text>
        <body>
          <chap>
            <pb/>
            <p type="head">
              <s>
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              BOOK III.
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              </s>
            </p>
            <p type="main">
              <s>Previously I have given much information
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              concerning the miners, also I have discussed the
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              choice of localities for mining. </s>
              <s>for washing sands,
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              and for evaporating waters; further, I described
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              the method of searching for veins. </s>
              <s>With such
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              matters I was occupied in the second book; now I
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              come to the third book, which is about veins and
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              stringers, and the seams in the rocks
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              1
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              . </s>
              <s>The
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              term “vein” is sometimes used to indicate
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              canales
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              in the earth, but very often elsewhere by this name I have described that
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              which may be put in vessels
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              2
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              ; I now attach a second significance to
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              these words, for by them I mean to designate any mineral substances which
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              the earth keeps hidden within her own deep receptacles.
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              </s>
            </p>
          </chap>
        </body>
      </text>
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