Manganese silicate
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Description
A yellow-red, crystalline material that occurs in nature in the minerals rhodonite, manganjustite and tephroite. Manganese silicate is used as a red colorant in glass and ceramic glazes.
Synonyms and Related Terms
rhodonite, manganjustite; tephroite
Risks
- Toxic.
- Inhalation or ingestion of manganese can cause a nervous system disorder.
- NIH: Technical sheet
Physical and Chemical Properties
Insoluble in water
| Composition | approx. MnSiO3 |
|---|---|
| CAS | 7759-00-4 |
| Melting Point | 1323 C |
| Density | 3.48 g/ml |
Resources and Citations
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 5781