how often gem box spawn out?

when the 1st day update I got the gem box and I cleared it till now I had not receive any gem box.. does the gem box spawn again? how long and how often?

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Originally Posted by SkiDaMaRink

when the 1st day update I got the gem box and I cleared it till now I had not receive any gem box.. does the gem box spawn again? how long and how often?

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I believe it has the same spawn change as any other obstacle.