Final answer:
Coltan is an anthropological issue because it involves the study of how humans interact with the environment and meet their basic needs, which is a key focus of economic anthropology. The mining of coltan in the Congo has significant social and environmental impacts, making it an important topic for anthropologists to study.
Step-by-step explanation:
Coltan is an anthropological issue because it involves the study of how humans interact with the environment and meet their basic needs, which is a key focus of economic anthropology. Coltan is a mineral that is valuable for its use in electronic circuits, and it is found in most modern electronic devices. The mining of coltan in the Congo has significant social and environmental impacts, making it an important topic for anthropologists to study.