Luxembourg
iron ore (no longer exploited), arable land
Macau
NEGL
Macedonia
low-grade iron ore, copper, lead, zinc, chromite,
manganese, nickel, tungsten, gold, silver, asbestos, gypsum, 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, gypsum,
granite, hydropower
note: bauxite, iron ore, manganese, tin, and copper deposits are
known but not exploited
Malta
limestone, salt, arable land
Marshall Islands
coconut products, marine products, deep seabed
minerals