<|im_start|>system
Please reason step by step, and put your final answer within \boxed{}.<|im_end|>
<|im_start|>user
Given the following crystal representation:
6.7 6.7 3.4
90 90 128
K
0.46 0.97 0.68
K
0.46 0.03 0.68
Zr
0.91 0.00 0.00
Si
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
6.7 6.7 3.4
90 90 128
K
0.46 0.97 0.68
K
0.46 0.03 0.68
Zr
0.91 0.00 0.00
Si
0.00 0.00 0.00
Identify the crystal system.