Difference between revisions of "Silver sulfide"
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== Description == | == Description == | ||
| − | A grayish-black powder. Silver sulfide, or silver glance, is an important silver ore. It is used as a black colorant in ceramic glazes and for [ | + | A grayish-black powder. Silver sulfide, or silver glance, is an important silver ore. It is used as a black colorant in ceramic glazes and for [[niello|niello]] metal work. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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silver (I) sulfide; silver sulphide; argentous sulfide; argentite; silver glance; vitreous silver; sulfide of silver | silver (I) sulfide; silver sulphide; argentous sulfide; argentite; silver glance; vitreous silver; sulfide of silver | ||
| − | + | == Risks == | |
| − | == | + | * Sensitive to light. |
| + | * Contact may cause irritation. | ||
| + | * Fisher Scientific: [https://fscimage.fishersci.com/msds/65918.htm MSDS] | ||
| + | |||
| + | ==Physical and Chemical Properties== | ||
Soluble in concentrated sulfuric and nitric acids. Insoluble in water. | Soluble in concentrated sulfuric and nitric acids. Insoluble in water. | ||
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! scope="row"| Melting Point | ! scope="row"| Melting Point | ||
| − | | 825 | + | | 825 C |
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 7.32 | + | | 7.32 g/ml |
|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
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|} | |} | ||
| − | == | + | ==Resources and Citations== |
| − | |||
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| − | * | + | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 726 |
| − | * | + | * 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 8677 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8677 | ||
| − | * | + | * Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, ''Technology and Conservation'', Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985 |
[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 11:26, 31 May 2022
Description
A grayish-black powder. Silver sulfide, or silver glance, is an important silver ore. It is used as a black colorant in ceramic glazes and for Niello metal work.
Synonyms and Related Terms
silver (I) sulfide; silver sulphide; argentous sulfide; argentite; silver glance; vitreous silver; sulfide of silver
Risks
- Sensitive to light.
- Contact may cause irritation.
- Fisher Scientific: MSDS
Physical and Chemical Properties
Soluble in concentrated sulfuric and nitric acids. Insoluble in water.
| Composition | Ag2S |
|---|---|
| CAS | 21548-73-2 |
| Melting Point | 825 C |
| Density | 7.32 g/ml |
| Molecular Weight | mol. wt. = 247.8 |
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 726
- 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 8677
- Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985