Difference between revisions of "Libethenite"
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| + | [[File:Libethenite R050147 Sample Photo 19444 M.jpg|thumb|Libethenite <br> Image credit: [https://rruff.info/libethenite/display=default/R050147 RRUFF]]] | ||
== Description == | == Description == | ||
| + | [[File:Libethenite Raman RRUFF R050147.png|thumb|Raman spectrum of libethenite<br> Image credit: [https://rruff.info/libethenite/display=default/R050147 RRUFF]]] | ||
| + | A rare copper phosphate hydroxide mineral (Cu2(PO4)(OH)). Libethenite was identified as a corrosion product on German bronzes that were in a burial environment adjacent to bones. | ||
| − | + | ==Physical and Chemical Properties== | |
| + | * Description = light to dark green slender crystals | ||
| + | * Fracture = irregular | ||
| + | * Luster = resinous, waxy | ||
| + | * Streak = light green | ||
| + | * Hardness = 4 | ||
| + | * Density = 3.97 g/ml | ||
| − | + | ==Resources and Citations== | |
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| − | + | * W.von Geilmann, K.Meisel "Rontgenographische Untersuchungens Methoden in der Vorgeshichtsforschung: Libethenite, ein Mineral der Patinabidung" Nachrichtenblatt fur Deutsche Vorzeit 18:208-212, 1942. | |
| − | + | * M.Fabrizi,H.Ganiaris,S.Tarling, D.Scott, 'The Occurrence of Sampleite, a Complex Copper Phosphate, as a Corrosion Product on Copper Alloy Objects from Memphis, Egypt', ''Studies in Conservation'', 34, 45-51, 1989. (Note: [[sampleite]] is a different kind of copper phosphate) | |
| − | + | * Wikipedia: [https://en.wikipedia.org/wiki/Libethenite Libethenite] Accessed Dec 2022 | |
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| − | * | ||
| + | * Mindat: [https://www.mindat.org/min-2394.html Libethenite] | ||
[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 12:17, 7 December 2022
Description
A rare copper phosphate hydroxide mineral (Cu2(PO4)(OH)). Libethenite was identified as a corrosion product on German bronzes that were in a burial environment adjacent to bones.
Physical and Chemical Properties
- Description = light to dark green slender crystals
- Fracture = irregular
- Luster = resinous, waxy
- Streak = light green
- Hardness = 4
- Density = 3.97 g/ml
Resources and Citations
- W.von Geilmann, K.Meisel "Rontgenographische Untersuchungens Methoden in der Vorgeshichtsforschung: Libethenite, ein Mineral der Patinabidung" Nachrichtenblatt fur Deutsche Vorzeit 18:208-212, 1942.
- M.Fabrizi,H.Ganiaris,S.Tarling, D.Scott, 'The Occurrence of Sampleite, a Complex Copper Phosphate, as a Corrosion Product on Copper Alloy Objects from Memphis, Egypt', Studies in Conservation, 34, 45-51, 1989. (Note: Sampleite is a different kind of copper phosphate)
- Wikipedia: Libethenite Accessed Dec 2022
- Mindat: Libethenite