To sum up: the vein is normal. There are many jadeites with texture. It won't make any difference. Crack, a kind of penetrating damage that can be dug out by hand. This will greatly affect the value of jade. Bracelets with cracks are not recommended. Max: Or there are some hairstyles in it. This is normal, more common. It won't make any difference.
Some jade will have growth lines, as long as it doesn't crack.
There are stone lines in jade, as long as they are not particularly obvious, they will not affect wearing. If you just bought a jade bracelet with many stone patterns, the stone patterns have seriously affected the beauty of the jade bracelet, you can negotiate with the merchant to return it.