Mineralpedia Details for Jordanite

Named for Dr. H. Jordan from Saarbrucken, Germany, who was the first to provide the original material for study.  Jordanite is an uncommon by widespread mineral that occurs in lead-arsenic occurrences hosted in metamorphosed dolostone, in low-temperature epithermal veins and epithermal gold-quartz veind, and from ocean floor black smoker chimneys. Localities for Jordanite include Switzerland, Poland, Germany, the Czech Republic, Italy, Greece, Sweden, Norway, England, Japan, the United States, and in the Pacific Ocean along the East Pacific Rise.

Ref. Handbook of Mineralogy, Anthony et al (1995) and MSA at http://www.handbookofmineralogy.org/pdfs/jordanite.pdf

Formula

Pb₁₄(As,Sb)₆S₂₃ 

Crystal System

Monoclinic 

Crystal Habit

Pseudo Hexagonal, Globular, Granular 

Cleavage

Distinct, None, None 

Luster

Metallic 

Color

lead gray 

Streak

black 

Class

Monoclinic - Prismatic 

Fracture

Brittle - Conchoidal 

Hardness

3 

WebMineral

View Jordanite 

Mindat

View Jordanite 

Steely grey, metallic, large grains to 5mm.