INYOITE Ca2B6O6(OH)10·8H2O (monoclinic) . blocky crystals replaced by opaque white meyerhofferite． Mount Blanco, Death Valley, Inyo County, California． 板硼鈣石無色，或透明，部份失水後呈粉白色，常由 meyerhofferite 取代其晶形．硬度２，產於加州死谷地區．
礦名來源：依產地 Mount Blanco mine, Mount Blanco, Black Mountains, Death Valley, Inyo County, California. 命名之．

經典名礦欣賞
NO.179