The surface of Yellowstone National Park's geyser basins is covered by whitish silica sinter known as ________.
A) mica
B) talc
C) kimberlite
D) frodoite
E) geyserite

Question

Quizplus · Accepted Answer

The whitish silica sinter found on the surface of Yellowstone National Park's geyser basins is called geyserite. It forms from the precipitation of minerals in the hot, acidic waters of the geysers and hot springs. The other options (A) mica, (B) talc, and (C) kimberlite are not associated with the formation of geyser basins. (D) Frodoite is a fictional mineral from the Lord of the Rings series and does not exist in nature.

The Surface of Yellowstone National Park's Geyser Basins Is Covered