Heliodor

Be3Al2(SiO3)6 Be₃Al₂(SiO₃)₆ Heliodor is a variety of the mineral beryl which has the chemical composition Be3Al2(SiO3)6 . 霍洛多尔是一种矿物碧玺的品种，其化学组成式为Be₃Al₂(SiO₃)₆。 These samples are displayed in the Smithsonian Museum of Natural History. 这些样本在史密森尼自然历史博物馆展出。 This heliodor sample is formed with microcline and quartz. It is from Mursinka, Neyva River, Ekaterinburg, Urals, Russia. It is about 16 cm across. 这种海蓝石标本由微斜长石和石英组成，产自俄罗斯乌拉尔山脉叶卡捷琳堡市涅瓦河畔的穆尔辛卡。尺寸约为16厘米。

The heliodor gems above left are 30.7 and 56.5 carats and are from Tajikistan. The heliodor cylindrical crystal scales to be just over 3 cm in length.

The heliodor beryl sample above right is from Volodarsk Volynskiy, Zhitomir, Ukraine. It is about 5x15 cm in size.

These heliodor gems are 133.5 and 46.4 carats and are from Madagascar. 这些heliodor宝石重133.5和46.4克拉，来自马达加斯加。

These heliodor gems are 89.4 and 216 carats and are from Minas Gerais, Brazil. 这些heliodor宝石重89.4和216克拉，来自巴西的米纳斯吉拉斯州。

This shows the relative sizes of the gems above compared to a bulk sample which scales to be about 8 cm wide. 这显示了上述宝石与一个整体样本的相对大小，该样本尺度约为8厘米宽。

This enormous heliodor gem is from Minas Gerais, Brazil. It measures 2054 carats. 这颗巨大的heliodor宝石来自巴西的米纳斯吉拉斯州，重2054克拉。

Mindat: Heliodor