What is "iron mountain lake"

Population (2000): 693
Housing Units (2000): 380
Land area (2000): 1.969988 sq. miles (5.102246 sq. km)
Water area (2000): 0.114950 sq. miles (0.297719 sq. km)
Total area (2000): 2.084938 sq. miles (5.399965 sq. km)
FIPS code: 35450
Located within: Missouri (MO), FIPS 29
Location: 37.688752 N, 90.623180 W
ZIP Codes (1990):
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords: