Lonsdaleite is also known as "hexagonal diamond." It has an index of refraction from 2.40 to 2.41, a density from 3.2 to 3.3, and a hardness of 3.00.
... AAA to DZZ
Table of all possible TLAs from EAA to HZZ
Table of all possible TLAs from IAA to LZZ
Table of all possible TLAs from MAA to PZZ
Table of all possible ...
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