water
natural gas
not really it's not natural resource, it can be counted as a agriculture crop
West Virginia's most significant natural resource is coal.
The link below will give you a listing.
A natural resource and a major river.
oil and natural gas
Its major natural resource is oil, as well as gas, gold, copper. It is also rich in wheat production.
dimonds
Russia has a lot of natural gas and petroleum.
Some major natural resources in Iraq are petroleum, natural gas, phosphates, and sulfur. (http://www.indexmundi.com/iraq/natural_resources.html)
Nigeria's major natural resources is located in south west.
California's major energy resources are natural gas, coal, nuclear, and large hydro. Natural gas is their largest resource with 40 percent of homes and businesses using it.