<|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:
6.1 6.1 4.9
90 90 119
La
0.00 0.00 0.00
Mg
0.21 0.00 0.47
Mg
0.43 0.47 0.47
Mg
0.39 0.78 0.47
Mg
0.03 0.75 0.00
Mg
0.00 0.50 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
6.1 6.1 4.9
90 90 119
La
0.00 0.00 0.00
Mg
0.21 0.00 0.47
Mg
0.43 0.47 0.47
Mg
0.39 0.78 0.47
Mg
0.03 0.75 0.00
Mg
0.00 0.50 0.00
Identify the crystal system.