HEDENBERGITE CaFeSi2O6 (monoclinic) . aggregate of prismatic crystals . South Mountain, Owyhee County, Idaho . 硬度 6 比重 3.5 . 本礦呈灰黑色暗淡的松脂光澤，雙晶常見，形成於大理岩或火成岩中． 少見如此漂亮而突出的結晶．
礦名來源：Named after the Swedish mineralogist, M. A. L. Hedenberg.

經典名礦欣賞 ．２．３．４．５．６
NO.190