This mineral is called ulexite and has special optical properties.

His nature is very kind, and he is liked by everyone.

Boron is represented by the symbol B and is located in Group 5 of the periodic table.

This area is known for producing a variety of minerals.

He is an expert in optics and has a deep knowledge of laser technology.

He often gets treated to dinner by his friends.

He is called the smartest in the class.

She called him by his name.

This beautiful zoisite is part of my mineral collection.

He was holding my hand tightly.