Sanbornite is a rare barium phyllosilicate mineral with formula BaSi2O5. Sanbornite is a colorless to white to pale green, platy orthorhombic mineral with Mohs hardness of 5 and a specific gravity of 3.74.

It was first described from Incline, Mariposa County, California in 1932 and named for mineralogist Frank B. Sanborn (1862–1936).

See also

• List of minerals

• List of minerals named after people

Footnotes

References

• Mindat w/ locations

• Webmineral w/ images

• Mineral galleries