Sedimentary rocks that originated as deposits near the center of a large lake should have

A silica tetrahedron is composed of

In the following figure, the magnetic anomaly pattern is mirrored on either side of the central ridge. What is responsible for this pattern?Click to view larger image.

Maximum compaction can be achieved with:

The most important factor in the deposition of evaporite minerals in a marine basin is

The following four figures show several different tectonic settings where volcanism is active. Which of the following images shows a tectonic environment where magmas were produced by flux-melting?Click to view larger image.

A thin, horizontal layer of intrusive igneous rock lying between two beds of sedimentary rock would be classified as a

Cleavage is the tendency of a mineral to break in a predictable manner when subjected to a force. The image below shows a calcite fragment. Which statement about calcite’s cleavage is TRUE? Click to view larger image.

According to the theory of isostasy, the crust:

Ore minerals of iron include