Examlex
Which of the following materials might be dated using carbon-14?
Grain Size
The dimension of individual particles or crystals in a solid, often determining its texture.
Plant-rich Swamp
An ecosystem characterized by saturated ground and abundant plant life, often found in low-lying areas.
Sedimentary Rock
Rock formed by the accumulation or deposition of mineral and organic particles at the Earth's surface, followed by compaction and cementation.
Iron Formation
A rock composed of millimeter- to centimeter-thick layers of iron-bearing minerals, especially iron oxide, commonly with quartz.
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