more concretions

Here are more photos of concretions that you asked for. 
They take various shapes, and probably have various names, 
but are, nevertheless, fascinating!

I called these Boobie Rocks before I found out what they really were!

 Here's an interesting link, if you want to know more:   https://ww2.kqed.org/quest/2012/01/12/confounding-concretions/


Wednesday around the World

My little dogwood tree (edit: that's what I was told it was, but it's not like US trees) is happily blooming this spring.
I am not-so-patiently waiting for  more garden colors!
What is happening in your little corner of the world today?
Link up below and show Blogland!!