 |
| |||
| "紫石英" (号护卫舰、巡洋舰(英)); Ametist "紫晶" (号猎潜艇(苏)) | |||
| |||
| 紫水晶; 紫晶质，色的; 紫石英色的 | |||
| 紫水晶色 | |||
| 紫水晶 (SiO2) | |||
| 紫晶; 紫石英 | |||
| 水碧; 紫晶色 | |||
| 紫水晶色 | |||
| English thesaurus | |||
| |||
| A purple or violet form of transparent quartz used as a gemstone. It is also the February birthstone. Amethysts can be worn in a variety of different ways. It ranges in color from light purple to a deep violet. Amethysts often stand for "pure affection." | |||
|
Amethyst" : 24 phrases in 10 subjects |
| Animal husbandry | 1 |
| Biology | 2 |
| Botany | 2 |
| Desert science | 3 |
| Earth sciences | 1 |
| Exhibitions | 1 |
| General | 1 |
| Technology | 3 |
| Textile industry | 8 |
| Traditional medicine | 2 |