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Serpentine subgroup
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Serpentine subgroup are greenish, brownish, or spotted minerals commonly found in serpentinite. They are used as a source of magnesium and asbestos, and as decorative stone. The name comes from the gr
Talk on Serpentine
Talk on Serpentine
Serpentine from Poland
Serpentine from Poland
Paten dish of serpentine with inlaid gold fish, 1st century BC to 1st century AD, with 9th-century mounts
Paten dish of serpentine with inlaid gold fish, 1st century BC to 1st century AD, with 9th-century mounts
Budai carved from serpentine, height 8 cm (3.1 in)
Budai carved from serpentine, height 8 cm (3.1 in)
Antigorite
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Antigorite is a lamellated, monoclinic mineral in the phyllosilicate serpentine subgroup with the ideal chemical formula of 3Si2O54. It is the high-pressure polymorph of serpentine and is commonly fou
Serpentine subgroup
…these varieties are not always easy to individualize, and distinctions are not usually made. There are three important mineral polymorphs of serpentine: antigorite, lizardite and chrysotile. Serpentine minerals are polymorphous, meaning that they have the same chemical formulae, but the atoms are arranged into…
Antigorite crystals in serpentinite from Poland
Antigorite crystals in serpentinite from Poland
Polished antigorite
Polished antigorite
Simplified crystal structure of antigorite looking down the b axis. Blue triangles indicate SiO4 tetrahedra, green layers indicate Mg octahedra. Red l
Simplified crystal structure of antigorite looking down the b axis. Blue triangles indicate SiO4 tetrahedra, green layers indicate Mg octahedra. Red line indicates polarity reversal. In this case, m = 17.