Large Crystals Found in a Fine-Grained Groundmass Can Indicate What

question 25

Multiple Choice

Large crystals found in a fine-grained groundmass can indicate what?

• A) origin from a magma with an early intrusive phase followed by an extrusive phase
• B) origin from a magma with an early extrusive phase followed by an intrusive phase
• C) a rock of mixed volcanic-plutonic origin
• D) intrusive slow cooling
• E) origin from a magma with an early intrusive phase followed by an extrusive phase; a rock of mixed volcanic-plutonic origin

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Definitions:

Immunization

A strategy used in fixed income to shield a portfolio from interest rate fluctuations by aligning the durations of assets and liabilities.

Duration Matching

Duration matching is an investment strategy used to minimize the interest rate risk by matching the duration of assets and liabilities, ensuring changes affect both sides similarly.

Yield Curve

A graph showing the relationship between bond yields and their maturity dates, commonly used to predict economic changes.

Price Volatility

Refers to the degree of variation in the price of a financial instrument over time, indicating the risk or uncertainty of its value change.