Gina_20180414_0029.jpg
 Basalt: Concentric

Basalt: Concentric

 Basalt: Chiseled

Basalt: Chiseled

Gina_20180414_0056.jpg
 Basalt: Carved 

Basalt: Carved 

 Basalt: Ellipse

Basalt: Ellipse

Gina_20180414_0030 web.jpg