Lapilli
Lapilli, which means "little stones" in Italian, refers to small rock fragments ejected during volcanic eruptions. These fragments typically range in size from 2...
Pillow Lava
Pillow lava is a type of basaltic lava that forms underwater, typically in the ocean. It gets its name from the characteristic pillow-like shapes...
Septarian
Septarian, also known as Septarian Nodule or Dragon Stone, is a distinctive type of sedimentary rock that is characterized by its unique, striking appearance....
Tonalite
Tonalite is a type of intrusive igneous rock that belongs to the granodiorite suite of rocks. It is characterized by its composition, which is...
Norite
Norite is a type of igneous rock that is primarily composed of the mineral orthopyroxene, along with plagioclase feldspar. It is a mafic rock,...
Unakite
Unakite is a type of metamorphic rock that is primarily composed of pink orthoclase feldspar, green epidote, and clear to bluish-gray quartz. It is...
Nuummite
Nuummite is a rare and unique metamorphic rock that is prized for its distinctive iridescent play of colors. It is primarily composed of two...
Petoskey Stone
Petoskey Stone is a type of fossilized coral that holds significance and popularity, particularly in the state of Michigan, USA.
Origin: Petoskey Stone is...
Llanite
Llanite is a rare type of igneous rock that is primarily composed of blue quartz, potassium feldspar (orthoclase), and biotite mica. It is known...
Pinolith
Pinolith is a unique and visually striking metamorphic rock that is primarily composed of two distinct minerals: white magnesite and black graphite. It is...
Larvikite
Larvikite is a unique and visually striking igneous rock that belongs to the family of feldspar-rich plutonic rocks known as syenites. It is primarily...
Chrysanthemum Stone
Chrysanthemum stone is a unique and captivating mineral with a rich history, valued for its striking appearance and intricate patterns. This stone is not...
