Find the element that takes third prize for abundance in the Earth’s crust in this sudoku-style puzzle
Solve this wordoku in the same way as a sudoku with letters instead of numbers (each of the nine letters in each row, column and nine-square cell). Once solved, one of the overall diagonals can be rearranged into the name of the third most abundant element in the Earth’s crust.
This week’s letters are: A E I L M N S T U





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