Rasorite vs. Kernite

Rasoritenoun

(mineral) kernite

Kernitenoun

A hydrated borate mineral, Na2B4O6(OH)2, originally discovered in the Mojave Desert.

Kernitenoun

a light soft mineral consisting of hydrated sodium borate in crystalline form; an important source of boron

Kernite

Kernite, also known as rasorite, is a hydrated sodium borate hydroxide mineral with formula Na2B4O6(OH)2·3H2O. It is a colorless to white mineral crystallizing in the monoclinic crystal system typically occurring as prismatic to acicular crystals or granular masses. It is relatively soft with Mohs hardness of 2.5 to 3 and light with a specific gravity of 1.91.