Sulphohalite
California
Benitoite and Neptunite
California
Gold
California
Neptunite
California
Wulfenite
Arizona
Wulfenite
Arizona
Aurichalcite
Arizona
Barite
Colorado
Rutile
California
Datolite
Connecticut
Tourmaline
California
Apatite
Maine
Inesite
California
Fluorite
Indiana
Benitoite
California
Azurite
New Mexico
Autunite
Washington
Epidote
Alaska
Witherite
Illinois
Wulfenite
Arizona
Chryscolla after Azurite
Arizona
Bixbyite
Utah
Riebeckite
Washington
Linarite
New Mexico
Copper
Arizona
Azurite
Arizona
Tourmaline
California
Azurite
New Mexico
Tourmaline
Maine

Bob Weaver