Chalcedony
Mohs scale
6.5 - 7.0
Specific Gravity
2.55 - 2.70
Refractive Index
1.530 - 1.543
Crystal system
Trigonal
Chemical Composition
SiO2
Sign of Zodiac (Click on the constellation for more information)
Chakra (Click on the chakra for more information)
Birthstones (Click on the month for more information)
Chalcedony
Price
€7,00
Size
10.0 - 8.0 mm
Carat
2.99 (+/-) ct
Clarity
Translucent
Treatment
Treated
Shape
Oval
Color
Light Blue
Origin
Madagascar
Article-Nr
EFChal302
Stock
5
Chalcedony
Price
€8,00
Size
10.0 - 10.0 mm
Carat
4.53 (+/-) ct
Clarity
Translucent
Treatment
Treated
Shape
Square
Color
Green Blue
Origin
Madagascar
Article-Nr
EFChal303
Stock
4
Chalcedony
Price
€3,50
Size
7.0 - 5.0 mm
Carat
0.28 (+/-) ct
Clarity
Translucent
Treatment
Treated
Shape
Oval
Color
Light Blue
Origin
Madagascar
Article-Nr
EFChal307
Stock
21
Chalcedony
Price
€4,50
Size
8.0 mm
Carat
1.63 (+/-) ct
Clarity
Translucent
Treatment
Treated
Shape
Round
Color
Light Blue
Origin
Madagascar
Article-Nr
EFChal308
Stock
2
Chalcedony
Price
€7,50
Size
10.0 mm
Carat
4.31 (+/-) ct
Clarity
Translucent
Treatment
Treated
Shape
Round
Color
Light Blue
Origin
Madagascar
Article-Nr
EFChal313
Stock
5
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