1·In the mineral table of hardness, it has a rating of 8, which means that a knife cannot cut it, and that topaz will scratch quartz.
在矿石硬度表上，它的硬度为8，这表明刀子不能割开它而它可在石英上划痕。
2·Blue topaz is often sold as aquamarine and a variety of brown quartz is widely sold as topaz.
蓝色的黄水晶常被作为海蓝宝石出售，许多种棕色石英被当做黄水晶广为贩卖。
3·A pale yellow variety of crystalline quartz resembling topaz.
一种类似黄玉的晶体石英的淡黄色变体。
4·The quartz is much less brilliant and more plentiful than true topaz. Most of it is a variety of amethyst that heat has turned brown.
石英没有纯的黄宝石明亮夺目，但是产量比较丰富。大多数是由各种各样的紫水晶加热转变成褐色的。
5·The Sanjiang area is rich in resources of gem jade stones, such as aquamarine, tourmaline, topaz, rock cristal , almandine, rose quartz, white marble, etc.
三江地区宝玉石资源主要有海蓝宝石、碧玺、黄玉、水晶、紫牙乌、芙蓉石、汉白玉等。
6·The Sanjiang area is rich in resources of gem jade stones, such as aquamarine, tourmaline, topaz, rock cristal, almandine, rose quartz, white marble, etc.
三江地区宝玉石资源主要有海蓝宝石、碧玺、黄玉、水晶、紫牙乌、芙蓉石、汉白玉等。