« previous next »

Author Question: Magmatic segregation occurs when ________. A) light minerals crystallize early and migrate ... (Read 64 times)

haleyc112

  • Hero Member
  • *****
  • Posts: 600
on: Jul 15, 2018
Magmatic segregation occurs when ________.
 
  A) light minerals crystallize early and migrate through fractures in rock
  B) heavy minerals crystallize early and settle to the lower part of the magma chamber
  C) high-pressure conduits carry crystals to the surface
  D) hot, metal-rich fluids migrate through fractures in rock

Question 2

________ is a high-pressure ultramafic rock, often containing diamonds, which is carried to the surface in tapered volcanic pipes.
 
  A) Pegmatite
  B) Migmatite
  C) Kimberlite
  D) Platinum


coyin

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 15, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Vehicle transmission occurs through contamination of inanimate objects, such as milk. Vehicle transmission occurs through contamination of inanimate objects, such as milk.
Evidence that Light Travels at a Finite Speed Evidence that Light Travels at a Finite Speed
Supernova Light Curves Supernova Light Curves
The Hepatic Portal Blood Supply The liver receives water, minerals, and nutrients from the digestive The Hepatic Portal Blood Supply The liver receives water, minerals, and nutrients from the digestive
Frederic Edwin Church conveyed the romantic sensibility in Twilight in the Wilderness (1860). The cl Frederic Edwin Church conveyed the romantic sensibility in Twilight in the Wilderness (1860). The cl
Type III curve. Mortality is highest early in life. Data for a desert shrub (Cleome droserifolia). Type III curve. Mortality is highest early in life. Data for a desert shrub (Cleome droserifolia).
Video: Hydrogen bonds - role in the body

For a complete list of videos, visit our video library