Guide :High School

The oceanic crust is composed mainly of diabase, gabbro, and

The oceanic crust is composed mainly of diabase, gabbro, and a. basalt. b. quartz. c. obsidian. d. aquamarine.
The oceanic crust has three layers; layer 1, layer 2 and layer 3. Layer 1 consists f unconsolidated or semiconsolidated sediments. It contains of land sediments. Layer 2 is divided into two parts; uppermost volcanic layer and finely crystalline basalt. It s thin in the mid ocean but thickens away from the ridge. The third layer consists of coarse grained gabbros and igneous rocks that have a low content of silica rocks. It also consists of diabase dikes. So the answer is letter A. ...

Tips for a great answer:

- Provide details, support with references or personal experience .
- If you need clarification, ask it in the comment box .
- It's 100% free, no registration required.

Loading ...

  • Start your question with What, Why, How, When, etc. and end with a "?"
  • Be clear and specific
  • Use proper spelling and grammar
all rights reserved to the respective owners || www.lenny-bruce.com || Terms of Use || Contact || Privacy Policy
Load time: 0.0152 seconds