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Romeite var. schneebergite (Oxyplumboroméite)

#BC52615

Romeite var. schneebergite (Oxyplumboroméite)

#BC52615
Availability
Available
Price
$250.00
Size
7 x 5 x 3 cm - Sm Cabinet 
Formula
Pb2Sb2O6O to (Ca,Na,◻)2Sb25+(O,OH)6F (RRUFF)
Locality
Schneeberg dist., Erzgebirge, Saxony, Germany

Romeite is an old name, the new IMA mineral name is Oxyplumboroméite. It is basically a lead-antimony oxide. This is an antique specimen from the Vienna Museum. It carries an old label when they called is schneebergite (sse prov tab). The "Romeite" aka Oxyplumboroméite is in an area of 1 x 1.5cm and is a yellow pulverulent coating. It is associated with Sphalerite.

Antique Specimen

Romeite

Formula
(Ca,Fe++,Mn,Na)2(Sb,Ti)2O6(O,OH,F) 
Crystal System
Isometric 
Crystal Habit
Encrustations, Pulverulent 
Cleavage
Imperfect, Imperfect, Imperfect 
Luster
Vitreous - Greasy 
Color
white, yellow, yellowish brown 
Streak
brownish yellow 
Class
Isometric - Hexoctahedral 
Fracture
Hackly 
Hardness
5.5-6 

Data courtesy of Webmineral.

Special Info
Antique Specimen
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