Great guesses, you rockhounds! For those of you still trying to decide which type of gemstone this is, here’s a little hint:
May’s traditional birthstone gem,
Is a close cousin to this stone.
And a clue about the color
Manganese gives it its red tone.
Leave any guesses or insights in the comments section below the post. To read what has already been guessed, here’s a link to the previous post. Check back Monday when we reveal this stone’s identity!