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 13 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
:D TYSM

mochi09

  • Member
  • Posts: 335
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Wöhler and his crystals of urea Wöhler and his crystals of urea
Alligators are apex predators capable of killing large terrestrial prey. This large AAmerican alliga Alligators are apex predators capable of killing large terrestrial prey. This large AAmerican alliga
Large Tortoiseshell Large Tortoiseshell
The large orb web of Araneus diadematus (European garden spider). The large orb web of Araneus diadematus (European garden spider).
Diverticulosis. It is the presence of abnormal pouches in the wall of the large intestine (diverticu Diverticulosis. It is the presence of abnormal pouches in the wall of the large intestine (diverticu
Middle adulthood can bring large-scale changes in lifestyle and interests, as illustrated by this ph Middle adulthood can bring large-scale changes in lifestyle and interests, as illustrated by this ph
Video: Immune responses Animation

For a complete list of videos, visit our video library