Leadamalgam

Formula:  HgPb2

Origin of name:  From composition, amalgam = mercury

 

Crystal system:  Tetragonal

Crystal class:  4/m 2/m 2/m

Twinning: 

Unit cell: 

 

Colour:  Silver-white

Diaphaneity:  Opaque

Luster:  Metallic

Habit:  Single grain 50 µm

Hardness:  ~ 1.5

Specific gravity:  11.96

Cleavage:  None

Tenacity: 

Streak: 

 

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Comments: 

 

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