The Tamil name for thunder stone is "இடும்பை மணி" (Idumbai Mani).
The Tamil name for ruby stone is "மாணிக்கம்" (Maanikkam).
The Tamil name for Ruby stone is "மாணிக்கம்" (Maṇikkam).
The Tamil name for akik stone is "ஆகிக் கல்" (Aagik kal).
The Tamil name for emerald stone is "மரகதம்" (Maragatham).
The Tamil name for jade stone is "பச்சை மணி" (Pachai Mani).
"Nuraikal" is the Tamil name for pumice stone.
The Tamil name for ruby stone is "மாணிக்கம்" (Maanikkam).
The Tamil name for akik stone is "ஆகிக் கல்" (Aagik kal).
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The Tamil name for jade stone is "பச்சை மணி" (Pachai Mani).
Pumice stone is known as "கரிசல் கல்" (Karissal kal) in Tamil.
The Tamil name for Garnet stone is "சிவப்பு பூண்டு" (Sivappu Poonthu).
The Tamil name for emerald stone is "மரகதம்" (Maragatham).
the Pokemon that evolve with the help of a thunder stone are : pikachu +thunder stone = raichu, or eevee + thunder stone = jolteon.
The Tamil name for ruby stone is "மாணிக்கம்" (Maanikkam).
You can get the thunder stone by going underground and digging for it in Pokemon diamond/pearl ( the thunder stone , fire stone, water stone, and the leaf stone is very rare, so good luck!).
You can find the thunder stone in New Mauville