| Chemical Properties | Back Directory | [Definition]
A natural sodium borate found in Kern County, California. | [Appearance]
Colorless to white, two good cleavages, luster vitreous to pearly. Mohs hardness 3, d 1.95. Noncombustible. | [density ]
1.950 | [form ]
white monoclinic crystals | [color ]
white monoclinic crystals, crystalline | [Water Solubility ]
% anhydrous in H2O: 14.82 (60°C), 17.12 (70°C), 19.88 (80°C), 23.31 (90°C), 28.22 (100°C) [KIR78] | [Uses]
Major source of borax and boron compounds. | [CAS DataBase Reference]
12045-87-3 | [EPA Substance Registry System]
Kernite (12045-87-3) |
| Hazard Information | Back Directory | [Chemical Properties]
Colorless to white, two good cleavages, luster vitreous to pearly. Mohs hardness 3, d 1.95. Noncombustible. | [Agricultural Uses]
Kernite (Na2B4O7·4H2O) is a borate mineral, like
rasorite and tincal (Na2B4O7.10H2O)T. These three are
the main sources of borax. Kernite is found in Kern
country, California. |
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