narrow seam

Examples (10)

• The miners discovered a narrow seam of coal deep underground.
• Geologists mapped the extent of the narrow seam of gold ore.
• Despite its narrow seam, the mineral deposit proved to be quite rich.
• Working in such a narrow seam presented significant challenges for the extraction team.
• They had to tunnel through solid rock to reach the narrow seam of copper.
• Over time, erosion exposed a narrow seam of ancient volcanic ash.
• The drill bit hit a narrow seam of shale, indicating a change in rock type.
• It was a surprisingly long but narrow seam, stretching for miles.
• Finding even a narrow seam of diamonds can be incredibly lucrative.
• The company decided not to exploit the narrow seam due to high extraction costs.