The discovery of opaline and hydrated sulfate minerals on Mars by the rover Spirit suggests that Mars once had

Name: The discovery of opaline and hydrated sulfate minerals on Mars by the rover Spirit suggests that Mars once had
Brand: Quizplus
Rating: 4.8 (45 reviews)

Question

Quizplus · Accepted Answer

The presence of opaline and hydrated sulfate minerals indicates that there were once conditions suitable for the formation of these minerals, such as the presence of water and heat, which are consistent with volcanically heated thermal hot springs.

The Discovery of Opaline and Hydrated Sulfate Minerals on Mars