Emeralds are the green variety of the beryl group (Be3Al2Si6O18) of minerals that also includes aquamarine, goshenite, heliodor, red beryl, and maxixe. Best known as...
By Helen Serras-Herman
Wolfgang and Diana Mueller, known by their company name DiWolf, is a dynamic couple, with lots of knowledge and years of experience...
By Antoinette Rahn
I really like the word ‘jubilee’. According to Merriam-Webster, one of its definitions is “a season of celebration.”
Given that definition, a couple...
By Erin Dana Balzarette
Juvy Andres’ quiet, polite, compassionate, and kind-hearted way of chatting could easily make you fast friends. If you are fortunate enough...
By Jim Brace-Thompson
I first encountered a “splash” in a Michigan rock shop. Michigan is historically famous for its copper deposits, and the shop had...
Editor's Note: The 'Evolution of A..." profile is a new column featuring people with various rock, gem, mineral, fossil, and lapidary related careers. The stories...