<?xml version="1.0"?>
<!DOCTYPE article SYSTEM "journalpublishing.dtd">
<article article-type="research-article">
<front>
<journal-meta>
<journal-id journal-id-type="archive">gsminmag</journal-id>
<journal-title>Mineralogical Magazine</journal-title>
<abbrev-journal-title abbrev-type="full">Mineralogical Magazine</abbrev-journal-title>
<issn pub-type="ppub">0026-461X</issn>
<publisher>
<publisher-name>Mineralogical Society</publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id pub-id-type="doi">10.1180/minmag.1973.039.302.07</article-id>
<title-group>
<article-title>Composition of Chromites in Cordierite- and Mica-Bearing Cr-Ni Ores from M&#x00E1;laga Province, Spain</article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname>Oen</surname>
<given-names>I. S.</given-names>
</name>
<aff>Geologisch Instituut der Universiteit van Amsterdam</aff></contrib>
<contrib contrib-type="author">
<name>
<surname>Kieft</surname>
<given-names>C.</given-names>
</name>
<aff>Netherlands Organisation for the Advancement of Pure Research (ZWO)</aff></contrib>
<contrib contrib-type="author">
<name>
<surname>Westerhof</surname>
<given-names>A. B.</given-names>
</name>
<aff>Geologisch Instituut der Universiteit van Amsterdam</aff></contrib></contrib-group>
<pub-date pub-type="ppub">
<month>6</month>
<year>1973</year>
</pub-date>
<volume>39</volume>
<issue>302</issue>
<fpage>193</fpage>
<lpage>203</lpage>
<history>
<date date-type="received">
<day>26</day>
<month>5</month>
<year>1972</year>
</date></history>
<copyright-statement>Copyright &#x00A9; 1973, The Mineralogical Society</copyright-statement>
<copyright-year>1973</copyright-year>
<abstract>
<title>Summary</title>
<p>An unusual paragenesis of chromite, nickeline, cordierite, and red-brown mica occurs in veins, pods, and schlieren in serpentinized ultramafic rocks at La Gallega and Los Jarales in M&#x00E1;ilaga province, Spain. The chromites in this paragenesis are low-ferric, ferrous-rich aluminous chromites with exceptionally high vanadium content ranging between 1&#x00B7;8 and 2&#x00B7;9 wt % V<sub>2</sub>O<sub>3</sub> and high zinc content ranging between 0&#x00B7;5 and 1&#x00B7;0 wt % ZnO. A comparison of chromite composition with available experimental data, together with paragenetical and textural evidence, suggests that the chromite, cordierite, and red-brown mica crystallized at magmatic temperatures between approximately 1300&#x00B0; and 1000&#x00B0;C at low oxygen fugacities and maximum pressures below 10 kb, probably near 5 kb.</p></abstract>
</article-meta>
</front>
</article>
