What is the bug?
When you click on any Amethyst Crystal item in Just Build, it goes to your inventory for a split second, then disappears, making is so that it is impossible to use any Amethyst Crystal for a build.
Device(s) & Version
Minecraft Bedrock on Xbox One, 1.19.62
Steps to reproduce
Enter a game of Just Build, when the game starts, go into inventory and select the Amethyst Crystal item from ‘Construction’ tab.
Hope you find this useful, apologies if this is a dupe (I don’t think it is, but it may be). Thank you, and have a great day 
