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Its type specimen ( defining sample ) is preserved in the Mining Museum in Saint Petersburg , and parts of it can be found in other museums , such as Museo di Storia Naturale di Firenze .
 Mining Museum, Saint Petersburg
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mining Museum, Saint Petersburg