<|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:
6.6 6.6 6.6
59 59 59
Sr
0.00 0.00 0.00
Ca
0.84 0.84 0.53
Ca
0.84 0.53 0.84
Ca
0.53 0.84 0.84
Ca
0.53 0.53 0.53
Ir
0.03 0.03 0.03
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
6.6 6.6 6.6
59 59 59
Sr
0.00 0.00 0.00
Ca
0.84 0.84 0.53
Ca
0.84 0.53 0.84
Ca
0.53 0.84 0.84
Ca
0.53 0.53 0.53
Ir
0.03 0.03 0.03
Identify the crystal system.