Luxembourg:
iron ore (no longer exploited), arable land

Macau:
NEGL

Macedonia, The Former Yugoslav Republic of:
chromium, lead, zinc,
manganese, tungsten, nickel, low-grade iron ore, asbestos, sulfur,
timber, arable land

Madagascar:
graphite, chromite, coal, bauxite, salt, quartz, tar
sands, semiprecious stones, mica, fish, hydropower

Malawi:
limestone, arable land, hydropower, unexploited deposits of
uranium, coal, and bauxite

Malaysia:
tin, petroleum, timber, copper, iron ore, natural gas,
bauxite

Maldives:
fish

Mali:
gold, phosphates, kaolin, salt, limestone, uranium, hydropower

note: bauxite, iron ore, manganese, tin, and copper deposits are
known but not exploited

Malta:
limestone, salt, arable land