Silver

Formula: Ag

Origin of name: Old English name for the metal

 

Crystal system: 

Crystal class: 

Twinning:

Unit cell: 

 

Colour: silver-white, tarnishes gray to black

Diaphaneity: opaque

Luster: metallic

Habit: crystals cubic, octahedral, dodecahedral, in parallel groups, elongated, arborescent, reticulated and as wires, massive

Hardness: 2.5 to 3

Specific gravity: 10.50

Cleavage: none

Tenacity: hackly, malleable and ductile

Streak: silver-white

 

Synonyms/varieties: kongsbergite (Hg-rich variety), küstelite (Au-rich variety)

 

Comments: data for silver-3C, there are also -2H and -4H polytypes, series with gold

 

Back to Alphabetical list Colour photos Optical properties/Thin sections SEM images TEM images vibrational spectra description IR spectra Raman spectra N-IR spectra F-IR spectra IES spectra