Arsenic Sulphide Glass No. 2

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System:	Amorphous	Colour:	black with internal red ...
Lustre:	Earthy
Name:	From the chemical composition

A sulfide glass with a ratio of Arsenic to sulfur as roughly 3:5, 3-8% lead and 1% thallium.

Originally reported from Excelsior Mine, Cerro de Pasco, Alcides Carrión Province, Pasco Department, Peru.

See also: Arsenic Sulphide Glass No. 1 and Jeromite

Classification of Arsenic Sulphide Glass No. 2
IMA status:	Not Approved
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Physical Properties of Arsenic Sulphide Glass No. 2
Lustre:	Earthy
Colour:	black with internal red lights
Crystallography of Arsenic Sulphide Glass No. 2
Crystal System:	Amorphous
Other Information
Health Warning:	No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
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Localities for Arsenic Sulphide Glass No. 2
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(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.

Peru

Pasco department

Pasco province

Cerro de Pasco

Excelsior Mine

P. Ramdohr, Ore Mineralogy, 3rd ed. pg 890.

Mineral	and/or Locality
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Current server date and time: 23rd Sep 2011 16:37:07