4508
Although regular dodecahedra do not exist in crystals , the pyritohedron form occurs in the crystals of the mineral pyrite , and it may be an inspiration for the discovery of the regular Platonic solid form .
 person: Platonic
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:
 person: Platonic