Legend (Indexes/Geologic_Maps_Index)

Under 12k (1) 12k to 24k (2) 24k to 48k (3) 48k to 62k (4) 62k to 100k (5) 100k to 250k (6) 250k and over (7) Under 12k (9) 12k to 24k (10) 24k to 48k (11) 48k to 62k (12) 62k to 100k (13) 100k to 250k (14) 250k and over (15)