62513
It appears , however , to have been partly derived from older Eocene deposits and it occurs also as a derivative phase in later formations , such as glacial drift .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None