This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Why do pegmatite mineral crystals grow so large? What will be an ideal ... (Read 46 times)

daltonest1984

  • Hero Member
  • *****
  • Posts: 536
on: Jul 15, 2018
Why do pegmatite mineral crystals grow so large? What will be an ideal response?

Question 2

List three processes by which felsic and intermediate igneous rocks can be formed from more mafic
  magmas. What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

rachel

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 15, 2018
Answer to Question 1

The water-rich magma inhibits the formation of nuclei, but allows ions to move easily to those nuclei
that do form, so large crystals can result.



Answer to Question 2

Possibilities include assimilation, magma mixing, crystal settling, and partial melting.


daltonest1984

  • Member
  • Posts: 536
Reply 2 on: Jul 15, 2018
YES! Correct, THANKS for helping me on my review

carojassy25

  • Member
  • Posts: 299
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Color enhanced X ray of large malignant tumor in the right lung. Color enhanced X ray of large malignant tumor in the right lung.
Refined and raw sugar crystals Refined and raw sugar crystals
Large-Flowered Trillium Large-Flowered Trillium
Oil Refineries Are Large and Complex Facilities Oil Refineries Are Large and Complex Facilities
Thanks to agricultural advances, the world’s farmers can grow plenty of food Thanks to agricultural advances, the world’s farmers can grow plenty of food
Anatomy of the Large Intestine (colon) Anatomy of the Large Intestine (colon)
Video: X chromosome inactivation in calico cats

For a complete list of videos, visit our video library