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      <subfield code="a">Dahlquist, Juan A.</subfield>
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      <subfield code="a">Alasino, Pablo H.</subfield>
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      <subfield code="a">Galindo Francisco, María Del Carmen</subfield>
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      <subfield code="c">2005</subfield>
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      <subfield code="a">Comparative compositional studies between two peraluminous unit with magmatic andalucite and cordierite
indicate that they were produced by partial melting of two differents metasedimentary source rocks. We
conclude that geochemical studies from peraluminous unit contributes to define the source rocks and to
constrain the pre-orogenic geotectonic environment</subfield>
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      <subfield code="a">Granitoides peraluminosos y su relación con las rocas fuentes</subfield>
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