Talk:Lonsdaleite
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Hardest Diamond
[change source]This is the hardest diamond. It is hexagonal diamond. 223.178.212.79 (talk) 06:23, 3 December 2023 (UTC)
This is the hardest diamond. It is hexagonal diamond. 223.178.212.79 (talk) 06:23, 3 December 2023 (UTC)[reply]