Apatiitti 5,5mm
Apatiitti
Alkuperä (todennäköinen) : Madagasgar
Paino ( ct noin ) : 0,75
Mitat ( mm noin ) : 5,5 x 5,5 x 3,5
Hionta : viistehiottu
Puhtaus : VS
Erinomainen Erittäin hyvä Hyvä ”kakkosluokkaa”
Hionta X
Loisto X
Väri X
Ominaista : edullinen turkoosi värinen jalokivi
Näitä voi tilata parin tai useampiakin, ovat vakiokokoa
hakusanoja:apatiitti,turkoosi,pyöreä
Apatite is very rarely encountered as a gem material but occurs in transparent form in blue, violet, purple , yellowish green and, bluish green colors. With a hardness of 5, apatite is not a very hard stone but it is still used in jewelry because of its attractive color. Apatite is also very heat sensitive and as a result, there are few lapidaries that can cut it at all. Apatite crystallizes in the hexagonal system as prismatic crystals or as compact masses.Known Facts Color Key: yellow, green, below, violet. Refractive Index: 1.63-1.64 Chemical Composition: Phosphate group Hardness: 5 Density: 3.17-3.23 Crystal Group: Hexagonal Ocurrence: Burma, Ceylon, Madagascar, Mexico. Canada, India
