What is true about most higher-grade metallic ores? (1 point)
O They are usually found very close to Earth's surface-less than 1,000 ft underground.
O Most of them can be extracted without requiring drilling O Most of them can be extracted using the placer method
They are usually found deep below Earth's surface-more than 1,000 ft underground.
1.) Directional drilling
2.)The are usually found deep below the earths surface more than 1000 feet in the ground.
3.) Holding
4.) Marketing
- Emily.... you'll get a 100%