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No. Potassium silicate is not the same as potassium aluminum silicate.
sodium aluminum silicate is used as antacid in pharmaceutical and they formed a paste or gel for sodium aluminum silicate
No. To be considered organic a compound must contain carbon. Sodium aluminum silicate contains sodium, aluminum, silicon, and oxygen, but not carbon.
tourmaline is a complex aluminum and boron silicate mineral
Sapphire's chemical composition is aluminum oxide, Al2O3.