Andradite
Andradite is a species of the garnet group. It is a nesosilicate, with formula Ca3Fe2Si3O12. Andradite includes three varieties:
* Melanite: Black in color, referred to as "titanian andradite".
* Demantoid: Vivid green in color, one of the most valuable and rare stones in the gemological world.
* Topazolite: Yellow-green in color and sometimes of high enough quality to be cut into a faceted gemstone, it is rarer than demantoid.
primaryTopic
Andradite
Andradite is a species of the garnet group. It is a nesosilicate, with formula Ca3Fe2Si3O12. Andradite includes three varieties:
* Melanite: Black in color, referred to as "titanian andradite".
* Demantoid: Vivid green in color, one of the most valuable and rare stones in the gemological world.
* Topazolite: Yellow-green in color and sometimes of high enough quality to be cut into a faceted gemstone, it is rarer than demantoid.
has abstract
Andradit, auch als Calcium-Eis ...... ssigen Mineral-Aggregaten auf.
@de
Andradita é uma espécie do gru ...... e Andrada e Silva (1763-1838).
@pt
Andradite is a species of the ...... e Andrade e Silva (1763–1838).
@en
Andradyt – minerał z gromady k ...... iony po raz pierwszy w 1978 r.
@pl
Het mineraal andradiet is een ...... t behoort tot de granaatgroep.
@nl
L'andradite o granato ferrino, ...... ente un'andradite ricca di OH.
@it
La andradita es un mineral del ...... es la variedad amarilla, etc.
@es
L’andradite est une espèce min ...... istaux peuvent atteindre 7 cm.
@fr
Андрадит — минерал, силикат из ...... дельных зёрен и вкраплённости.
@ru
灰鉄柘榴石(かいてつざくろいし、andradite、アンドラ ...... d)と呼ばれる宝石として扱われる。アメリカなどで人気が高い。
@ja
thumbnail
Wikipage page ID
Wikipage revision ID
737,642,677
absorption
demantoid - 440nm band or comp ...... lines at 618, 634, 685, 690nm
Caption
Single crystal – Diakon, Nioro du Sahel Circle, Kayes Region, Mali
category
color
Yellow, greenish yellow to eme ...... black, black; may be sectored
diaphaneity
Transparent to translucent
formula
fracture
conchoidal to uneven
gravity
habit
Commonly well-crystallized dod ...... ions, also granular to massive
luster
Adamantine to resinous, dull
mohs
opticalprop
Isotropic, typically weakly anisotropic
refractive
symmetry
system
Hexoctahedral class
tenacity
unit cell
a = 12.056 Å; Z = 8
var
var1text
transparent light to dark green to yellow-green
var2text
var3text
transparent to translucent yellow, may show chatoyancy
hypernym
comment
Andradit, auch als Calcium-Eis ...... zu den Inselsilikaten gehört.
@de
Andradita é uma espécie do gru ...... e para ser lapidada como gema.
@pt
Andradite is a species of the ...... e, it is rarer than demantoid.
@en
Andradyt – minerał z gromady k ...... iony po raz pierwszy w 1978 r.
@pl
Het mineraal andradiet is een ...... t behoort tot de granaatgroep.
@nl
L'andradite o granato ferrino, ...... ente un'andradite ricca di OH.
@it
La andradita es un mineral del ...... son alocroíta y poliadelfita.
@es
L’andradite est une espèce min ...... istaux peuvent atteindre 7 cm.
@fr
Андрадит — минерал, силикат из ...... дельных зёрен и вкраплённости.
@ru
灰鉄柘榴石(かいてつざくろいし、andradite、アンドラ ...... と呼ばれる宝石として扱われる。アメリカなど���人気が高い。
@ja
label
Andradiet
@nl
Andradit
@de
Andradita
@es
Andradita
@pt
Andradite
@en
Andradite
@fr
Andradite
@it
Andradyt
@pl
Андрадит
@ru
灰鉄柘榴石
@ja
wasDerivedFrom
depiction
isPrimaryTopicOf
name
Andradite
@en