Percylite
A discredited species name
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About Percylite
John Percy
Colour:
Sky-blue
Lustre:
Vitreous
Hardness:
2½
Name:
After John Percy (23 March 1817, Nottingham, England – 19 June 1889), English metallurgist.
Discredited as a mixture of other Pb-Cu-chlorides (pseudoboleite, boleite, diaboleite, ...).
Winchell and Rouse (1974) studied type percylite and samples of it from three other localities, and found them to be mixtures of boleite, pseudoboleite, and chlorargyrite.
"Percylite" specimens from Lavrion analysed by Kolitsch et al. (2014) were found to be either boleite or diaboleite.
Winchell and Rouse (1974) studied type percylite and samples of it from three other localities, and found them to be mixtures of boleite, pseudoboleite, and chlorargyrite.
"Percylite" specimens from Lavrion analysed by Kolitsch et al. (2014) were found to be either boleite or diaboleite.
Unique Identifiers
Mindat ID:
3158
Long-form identifier:
mindat:1:1:3158:1
Similar Names
IMA Classification of Percylite
Discredited, Questionable
Approval history:
Discredited by IMA in 2006 (IMA 06–C) = mixture of boleite + pseudoboleit cf. Burke (2006).
Physical Properties of Percylite
Other Language Names for Percylite
Common Associates
Associations Based on Photo Data:
| 5 photos of Percylite associated with Native Gold | Au |
| 2 photos of Percylite associated with Seeligerite | Pb3(IO3)OCl3 |
| 1 photo of Percylite associated with Schwartzembergite | Pb5H2(IO2)O4Cl3 |
| 1 photo of Percylite associated with Paratacamite | Cu3(Cu,Zn)(OH)6Cl2 |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Percylite
mindat.org URL:
https://www.mindat.org/min-3158.html
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References for Percylite
Reference List:
Fletcher, L. (1889) On Crystals of Percylite, Caracolite, and an Oxychloride of Lead (Daviesite), from Mina Beatriz, Sierra Gorda, Atacama, South America. Mineralogical Magazine, 8 (39) 171-180 doi:10.1180/minmag.1889.008.39.01
Localities for Percylite
Showing 12 localities.
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Chile | |
| R Munoz collection |
| Samples analysed by Dr. Jochen Schlüter (Hamburg University) |
| Palache et al. (1951) |
| Paar et al. (1980) | |
| Samples analysed by Dr. Jochen Schlüter (Hamburg University) | |
| Palache et al. (1951) |
| Palache et al. (1951) |
Germany | |
| Weiß (1990) |
Greece | |
| Wendel et al. (1999) +1 other reference |
Mexico | |
| Panczner (1987) |
| Panczner (1987) |
USA | |
| Gleba (2008) |
Cerro Challacollo, Pozo Almonte, Tamarugal Province, Tarapacá, Chile