<?xml version="1.0" encoding="UTF-8"?><marc:collection xmlns:marc="http://www.loc.gov/MARC21/slim">
  <marc:record>
    <marc:leader>00000nam  2200000za 4500</marc:leader>
    <marc:controlfield tag="001">9.840743</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20221107151922</marc:controlfield>
    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">170731s1970    onc     ob   f000 0 eng d</marc:controlfield>
    <marc:datafield tag="040" ind1=" " ind2=" ">
      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="043" ind1=" " ind2=" ">
      <marc:subfield code="a">n-cn---</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">M38-8/91E-PDF</marc:subfield>
      <marc:subfield code="z">M38-8/91</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="100" ind1="1" ind2=" ">
      <marc:subfield code="a">Dalton, J. L.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="1" ind2="4">
      <marc:subfield code="a">The determination of some x-ray attenuation coefficients in the range 26.3 to 2.3 KeV </marc:subfield>
      <marc:subfield code="h">[electronic resource] / </marc:subfield>
      <marc:subfield code="c">J. Dalton and J. Goldak, Mineral Sciences Division.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="260" ind1=" " ind2=" ">
      <marc:subfield code="a">Ottawa : </marc:subfield>
      <marc:subfield code="b">Queen's Printer, </marc:subfield>
      <marc:subfield code="c">1970.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="300" ind1=" " ind2=" ">
      <marc:subfield code="a">p. 171-[173]</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="490" ind1="1" ind2=" ">
      <marc:subfield code="a">Reprint series ; </marc:subfield>
      <marc:subfield code="v">RS 91</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Cover title.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">"Reprinted from Canadian Spectroscopy, vol. 14, no. 5, pp. 171-173, 1969."</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Historical publication digitized from print 2017 [by Natural Resources Canada].</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"The need for reliable measurement of the X-ray mass attenuation coefficients of many elements over a wide wavelength range has been pointed out by several authors. The data presented in this note will expand the range of measured coefficients for praseodymium, gadolinium, and erbium, corroborate recent work on titanium, vanadium, iron, nickel, and copper, and also illustrate the reliability of Heinrich's tables"--p. 171.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Metals</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="692" ind1="0" ind2="7">
      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Minerals</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="700" ind1="1" ind2=" ">
      <marc:subfield code="a">Goldak, J.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Natural Resources Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Department of Energy, Mines and Resources.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Mines Branch.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Reprint series - Dept. of Energy, Mines and Resources, Mines Branch ;</marc:subfield>
      <marc:subfield code="v">RS 91</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.834843</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.44 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2017/rncan-nrcan/M38-8/M38-8-91-eng.pdf</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="986" ind1=" " ind2=" ">
      <marc:subfield code="a">300170</marc:subfield>
    </marc:datafield>
  </marc:record>
</marc:collection>
