Copper fluosilicate

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Blue efflorescent crystals. Copper fluosilicate is used to dye and harden white marble.

Synonyms and Related Terms

cupric silicofluoride; cupric fluosilicate; cupric silicofluoride; cupric hexafluorosilicate

Other Properties

Soluble in water. Slightly soluble in ethanol.

Composition CuSiF6-4H2O
Melting Point decomposes
Density 2.158

Hazards and Safety

Toxic by inhalation or ingestion.