CRYSTALLOGRAPHY TRIVIA ROUND 2!Round 2 – Question 1Round 2 – Question 2Round 2 – Question 3Round 2 – Question 4Round 2 – Question 5Round 2 – Question 6Round 2 – Question 7Round 2 – Question 8Round 2 – Question 9Round 2 – Question 10End of Round 2Slide 13Slide 14Slide 15Slide 16Slide 17Slide 18Slide 19Slide 20Slide 21Slide 22CRYSTALLOGRAPHYCRYSTALLOGRAPHYTRIVIATRIVIAROUND 2!ROUND 2!Round 2 – Question 1Round 2 – Question 1Excluding AB, crystal faces will most likely occur along whichlattice plane?Round 2 – Question 2Round 2 – Question 2What does Steno’s Law of Interfacial What does Steno’s Law of Interfacial Angles state?Angles state?Round 2 – Question 3Round 2 – Question 3What does the crystal growth illustration to the left indicate?a) lattice plane a has a higher atomic density than o,b) Lattice plane o has a higher growth rate than a, orc) 111 faces are only common in large, mature crystalsRound 2 – Question 4Round 2 – Question 4The crystallographic axes shown below are indicative of what crystal system?Round 2 – Question 5Round 2 – Question 5How are crystallographic axes different between the orthorhombic and tetragonal systems?Round 2 – Question 6Round 2 – Question 6What crystal face would qualify as the “unit face” in this orthorhombic crystal? (give face intercepts)Round 2 – Question 7Round 2 – Question 7What is the Miller Index for the upper face?Round 2 – Question 8Round 2 – Question 8What is the Miller index of the shaded face in this hexagonal crystal?Round 2 – Question 9Round 2 – Question 9Faces b, m, and a belong to what zone?[_ _ _]Round 2 – Question 10Round 2 – Question 10What is the form index of the p face?{_ _ _}End of Round 2 End of Round 2 Pass your answers to the team on your Pass your answers to the team on your right for grading. right for grading.Round 2 – Question 1Round 2 – Question 1Excluding AB, crystal faces will most likely occur along whichlattice plane?ACACRound 2 – Question 2Round 2 – Question 2What does Steno’s Law of Interfacial What does Steno’s Law of Interfacial Angles state?Angles state?For a particular mineral, the angle For a particular mineral, the angle between adjacent faces will be between adjacent faces will be constantconstant regardless of crystal shape regardless of crystal shape or size.or size.Round 2 – Question 3Round 2 – Question 3What does the crystal growth illustration to the left indicate?a) lattice plane a has a higher atomic density than o,b) Lattice plane o has a higher growth rate than a, orc) 111 faces are only common in large, mature crystalsRound 2 – Question 4Round 2 – Question 4The crystallographic axes shown below are indicative of what crystal system?HexagonalHexagonalRound 2 – Question 5Round 2 – Question 5How are crystallographic axes different between the orthorhombic and tetragonal systems?The a and b axes in the tetragonal The a and b axes in the tetragonal system are the same length, but system are the same length, but are different in orthorhombic are different in orthorhombic crystals.crystals.Round 2 – Question 6Round 2 – Question 6What crystal face would qualify as the “unit face” in this orthorhombic crystal? (give face intercepts)1a: 1b: 1c1a: 1b: 1cRound 2 – Question 7Round 2 – Question 7What is the Miller Index for the upper face?(113)(113)Round 2 – Question 8Round 2 – Question 8What is the Miller index of the shaded face in this hexagonal crystal?(1120)(1120)Round 2 – Question 9Round 2 – Question 9Faces b, m, and a belong to what zone?[001][001]Round 2 – Question 10Round 2 – Question 10What is the form index of the p
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