« previous next »

Author Question: A ________ texture includes coarse phenocrysts surrounded by a phaneritic groundmass. A) ... (Read 41 times)

jparksx

  • Hero Member
  • *****
  • Posts: 570
on: Jul 16, 2018
A ________ texture includes coarse phenocrysts surrounded by a phaneritic groundmass.
 
  A) pegmatitic
  B) porphyritic
  C) glassy
  D) aphanitic

Question 2

Where do ultramafic rocks form?
 
  A) At convergent boundaries
  B) In volcanoes
  C) At the Earth's surface
  D) At the upper mantle


kusterl

  • Sr. Member
  • ****
  • Posts: 315
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Ectopic pregnancies. (a) An ectopic pregnancy may occur in any of the locations shown. Interstitial Ectopic pregnancies. (a) An ectopic pregnancy may occur in any of the locations shown. Interstitial
The CAMEO entry for chlorine. Useful information includes chemical and physical properties, personal ... The CAMEO entry for chlorine. Useful information includes chemical and physical properties, personal ...
Soil texture "تركيبة التربة" Soil texture "تركيبة التربة"
Porphyritic Igneous Texture Porphyritic Igneous Texture
Vesicular Igneous Texture Vesicular Igneous Texture
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
Video: Peptide Bond Formation Animation

For a complete list of videos, visit our video library