Pleochroism: distinct in strong colored gem varieties, kunzite is violet-purple/colorless and hiddenite is green to blue-green/colorless to pale green.
晶体样
:不同类的锂辉石具有明显的强烈颜
,
锂辉石具有
罗兰
到
或者无
,希登石是绿
到蓝绿
或者无
到淡绿
;
Pleochroism: distinct in strong colored gem varieties, kunzite is violet-purple/colorless and hiddenite is green to blue-green/colorless to pale green.
晶体样
:不同类的锂辉石具有明显的强烈颜
,
锂辉石具有
罗兰
到
或者无
,希登石是绿
到蓝绿
或者无
到淡绿
;
When cutting most pleochroic gemstones (Iolite, Tanzanite, Kunzite etc.), lapidaries typically try to minimize the pleochroism and maximize the single most prominent color.
在切割大数的
类宝石时(如堇青石、坦桑宝石、
锂辉石等),通常宝石匠会尽量缩小
并最大化地将某一主
凸显出来。
(3) the observations and determination methods of form, cleavage, Becke line, shagreen surface, relief, pseudo-absorption, absorption, color, pleochroism of minerals under plane polarized light;
⑶单偏光镜下矿物的形态、解理、、吸收
、糙面、突起、贝克线等观察与测定方法;
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我们指正。