yes
No, Pokémon Crystal is not capable of communicating with Pokémon Emerald.
No, it is impossible to trade from crystal to ruby/saphire/emerald. The games are incompatible.
No there is no way of transfering from Crystal to Emerald. Only RBY to GSC, and Emerald to all games beyond.
The mineral is Beryl.
You cannot reach kanto in emerald version only in silver, gold or crystal.
The Gachala Emerald is the uncut emerald crystal weighing 858 carats (172 g) that is at the Smithsonian.
Sapphire, ruby, emerald, Crystal,
No
You can get Chikorita in Pokemon Gold, Silver, Crystal, and Emerald.
Emerald belongs to the beryl mineral family and typically has a hexagonal crystal structure. It forms prismatic crystals with a hexagonal cross-section and has a hardness of 7.5-8 on the Mohs scale. The vivid green color of emerald is due to trace amounts of chromium or vanadium in its composition.
you don't you get them from emerald or firered/leaf green
You can get Ho-oh only in Gold, Silver and Crystal versions. Cheating is the only way in Emerald