Diamonds do not generate at all in the new betas, I mined out 10 chunks and there were 0 diamond. And I’ve also strip mined for 1 hour and have found no diamonds. I believe this is a bug, since diamonds do generate when caves and cliffs toggle is turned on and they do not when it is turned off.
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We're tracking this issue in MCPE-132905, so this ticket is being resolved and linked as a duplicate.
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Thank you for your report!
We're tracking this issue in MCPE-132905, so this ticket is being resolved and linked as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.
Quick Links:
📓 Bug Tracker Guidelines – 💬 Community Support – 📧 Mojang Support
📓 Project Summary – ✍️ Feedback and Suggestions – 📖 Game Wiki