This topic contains a solution. Click here to go to the answer

Author Question: Igneous rocks with a texture that is so fine-grained that the crystals are too small to see is: a. ... (Read 134 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576

Igneous rocks with a texture that is so fine-grained that the crystals are too small to see is:
  a. aphanitic.
  b. porphyritic.
  c. glassy.
  d. phaneritic.
  e. pyroclastic



Question 2

Igneous rocks with a two-stage intrusive-extrusive origin are recognized by a texture that is:
  a. aphanitic.
  b. porphyritic.
  c. glassy.
  d. phaneritic.
  e. pyroclastic.




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Natalie4ever

  • Sr. Member
  • ****
  • Posts: 335
Answer to Question 1

A

Answer to Question 2

B





 

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

For a complete list of videos, visit our video library