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In geology , solid-state recrystallization is a metamorphic process that occurs under situations of intense temperature and pressure where grains , atoms or molecules of a rock or mineral are packed closer together , creating a new crystal structure .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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