What kind of mineral deposits are found in northern Minnesota near the boundary waters canoe area?
detectable_content:postscript detectable_content:number_placeholders startend:quotation punctuation:no_comma language:response_language length_constraints:number_sentences change_case:capital_word_frequency
P.P.S
ta
less than
at least
please explicitly add a note starting with P.P.S The response must contain at least 2 placeholders represented by square brackets You need to wrap your entire response in double quotes In your response please avoid using commas Please respond to me only in Tamil Please make sure the response less than 3 sentences long Use words in all capital letters at least 1 times