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X - ray diffraction ( XRD ) and Raman spectroscopy , for example , show that the polymorph of CaCO3 particles obtained is calcite .
 Chemical: CaCO3; Chemical: calcite
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: CaCO3; Chemical: calcite