Do healing crystals have any scientific backing? Some cite 'remarkable' benefits

The benefits of crystals for healing and wellness are said to be mostly anecdotal and linked to alternative medicine, but people are curious. Do crystals heal? Do they help mind and body?

The alignment toward better physical and mental well-being or healing begs the question: What is the true power of crystals?  Erica Lamberg is a contributing reporter for Fox News Digital.

And is any of this supported by medical evidence?