Quote: Originally posted by yeah ![](images/xpblue/lastpost.gif) | In these bits of crystalline potassium chloride the crystalline structure varies between Red, white, yellow and pink. |
1. Potash is potassium carbonate, not potassium chloride.
2. All colored varieties of potassium chloride are technical grade. Recrystallize them and find out that potassium chloride actually has no color.
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