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   <dim:field mdschema="dc" element="contributor" qualifier="advisor" lang="en_US">Stanley R. Hart.</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="author" lang="en_US">Reid, Mary Ruth</dim:field>
   <dim:field mdschema="dc" element="contributor" qualifier="other" lang="en_US">Massachusetts Institute of Technology. Dept. of Earth, Atmospheric, and Planetary Sciences.</dim:field>
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   <dim:field mdschema="dc" element="date" qualifier="accessioned">2010-05-25T20:18:28Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="available">2010-05-25T20:18:28Z</dim:field>
   <dim:field mdschema="dc" element="date" qualifier="issued" lang="en_US">1987</dim:field>
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   <dim:field mdschema="dc" element="identifier" qualifier="oclc" lang="en_US">16412214</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Thesis (Ph.D.)--Massachusetts Institute of Technology, Dept. of Earth, Atmospheric and Planetary Sciences, 1987.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Microfiche copy available in Archives and Science.</dim:field>
   <dim:field mdschema="dc" element="description" lang="en_US">Includes bibliographies.</dim:field>
   <dim:field mdschema="dc" element="description" qualifier="statementofresponsibility" lang="en_US">by Mary Ruth Reid.</dim:field>
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   <dim:field mdschema="dc" element="title" lang="en_US">Chemical stratification of the crust : isotope, trace element, and major element constraints from crustally contaminated lavas and lower crustal xenoliths</dim:field>
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   	&lt;Title>Chemical stratification of the crust : isotope, trace element, and major element constraints from crustally contaminated lavas and lower crustal xenoliths&lt;/Title>
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