What do you mean by different colors of crystals?

Yellow crystal represents fortune, and purple crystal represents love.

Amethyst is the only amethyst in the crystal family. The mysterious and romantic purple makes it the noblest and most beautiful crystal type. Amethyst, also known as "the guardian stone of love", is a symbol of beautiful and faithful love. Amethyst is purple because of the infiltration of trace Fe (iron) elements. The frequency is quite high, leading the right brain world, improving spirituality and opening higher wisdom. Students, office workers and creators who need to think often are suitable for wearing.

Topaz is the crystal topaz in the gem world, which is light yellow, true yellow, orange yellow, olive yellow and golden yellow. Brightness and chroma are excellent. As long as it is transparent and smooth, it is called top grade, and it is far more transparent than topaz.

Extended data

Chemical composition:

The main component is silicon dioxide (SiO2 _ 2), and some chromium, manganese, copper and iron plasmas are refracted to produce various colors. Pure colorless and transparent crystal is a variety of seasonable. The chemical composition contains 46.7% silicon and 53.3% oxygen. Because it contains different mixtures, it presents a variety of colors. Purple and green are caused by iron (Fe2+) ions, purple can also be caused by titanium (Ti4+), and other colors are caused by color centers.

Baidu encyclopedia-amethyst

Baidu encyclopedia-topaz

Baidu encyclopedia-crystal