单词chalcedony
n.: 【矿】玉髓
网络: 石髓；蓝玉髓；玉髓类
【矿物】玉髓
石髓
an impure form of quartz consisting of banded chalcedony; used as a gemstone and for making mortars and pestles.
一种不纯的石英，由带纹玉髓构成，用作宝石及制作研钵和杵。
Aventurine is a Chalcedony that contains small inclusions of one of several shiny minerals which give the gem a glistening effect.
沙金石是玉髓的一种，由多种发光矿物质微小内含物构成，从而使这种宝石具有了闪耀发光的效果。
any of various gems (as chrysoberyl or chalcedony) that reflect light when cut in a rounded shape.
切成圆形后能反射光线的各种宝石（如金绿石或玉髓）。
but in greek times , almost all the colours of chalcedony from fingernail white to dark brown and black were called onyx.
然而在古希腊时代，无论是从白色暗棕色到黑色，几乎所有颜色的玉髓是称为。
a hard kind of stone; a form of silica more opaque than chalcedony.
一种硬石，硅石的一种形式，透明度不如玉髓。
a chalcedony with alternating black and white bands; used in making cameos.
黑白带纹相交的玉髓，用作浮雕宝石。
a green slightly translucent variety of chalcedony used as a gemstone.
一种略微透明的绿色玉髓，用作宝石。
A lot of blue chalcedony beads, with some elements of amber, turquoise and a fragmented dzi.
还有很多蓝玉髓珠，有些要素琥珀，绿松石和一个支离破碎的天珠。
A chalcedony that occurs in bands of different colors and is used as a gemstone, especially in cameos and intaglios.
缟玛瑙一种带有条纹和多种颜色的玉髓，它被用来作饰物的宝石，常用于浮雕和凹雕
a translucent red or orange variety of chalcedony .
一种半透明的红色或橙色玉髓。