300 Grams (10.6 oz) Shungite ELITE Noble Stones
Carbon content 95-98%
Fraction 10 - 20 mm per stone ~ 0.4 - 0.8 inch

High quality mineral directly from Karelia Russia Deposit
Some stones may have a rusty' spots, that could be cleaned by soaking the stones in the warm water
To help the cleaning of the stones you may blend a table spoon on baking soda with 24 oz of warm water
Use a soft toothbrush if necessary, use it gently so you don't damage the stone .

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