Multiple Choice
Minerals in geodes (as seen below) form spectacular euhedral crystals because
A) all of the elements incorporated in the crystals are in plentiful supply.
B) the crystals have abundant room to grow in their hollow surroundings.
C) minerals within geodes are always framework silicates.
D) minerals within geodes always contain iron.
Correct Answer:

Verified
Correct Answer:
Verified
Q1: The image below shows a mineral with
Q2: Calcite (CaCO<sub>3</sub>)is in which mineral class?<br>A) silicates<br>B)
Q3: Which of the following is a mineral?<br>A)
Q4: The image below shows a mineral specimen
Q6: Diamond is a polymorph of graphite.What is
Q7: The atomic number of an element corresponds
Q8: Trace amounts of impurity can produce significant
Q9: In silicate minerals,the SiO<sub>4</sub> tetrahedron can be
Q10: Silicate minerals are subdivided into six groups
Q11: Draw and label a silicon-oxygen tetrahedron.