Ca₂Al(Si,Al)₄O₁₀(OH)₂

This sample of prehnite is displayed in the Smithsonian Museum of Natural History. Prehnite is a silicate mineral with the composition Ca₂Al(Si,Al)₄O₁₀(OH)₂. The sample at left is about 8 cm across and is from Calvinia, Cape Province, South Africa.

这种预hnite样品陈列在史密森尼自然历史博物馆中。预hnite是一种含硅酸盐的矿物，化学式为Ca₂Al(Si,Al)₄O₁₀(OH)₂。左图中的样品宽约8厘米，来自南非开普省的卡林尼亚。

This sample of prehnite is from Bombay, Maharashtra, India. It is about 20 cm wide and is described as prehnite after laumontite.

这种预hnite样本来自印度马哈拉施特拉邦的博尔本德。它宽约20厘米，被描述为预hnite，因其与laumontite相似。

This prehnite sample is about 15 cm across and is from Prospect Park, New Jersey. It is described as prehnite with calcite.

这块预hnite样本宽约15厘米，来自新泽西州Prospect Park。它被描述为预hnite夹杂有方解石。

This sample of prehnite is from Jeffrey mine, Asbestos, Quebec, Canada. It is about 18 cm wide.

这种预hnite样本来自加拿大魁北克省阿斯伯斯矿。它宽约18厘米。

This prehnite sample is about 10 cm across and is from Patterson, New Jersey. It is described as prehnite with calcite.

这种预hnite样本宽约10厘米，来自新泽西州帕特森。它被描述为预hnite夹杂有方解石。

This sample of prehnite is from Patterson New Jersey. It is about 20 cm wide.

这种预hnite样本来自新泽西州帕特森。它大约有20厘米宽。

This is about one quarter of the prehnite sample above that is about 40 cm across and is from Fairfax quarry, Centreville, Virginia. It is described as prehnite with fluorapophyllite.

这是一块来自弗吉尼亚州Centreville Fairfax矿的预hnite样本，尺寸约为40厘米，其中有一部分是上述预hnite样本的四分之一。它被描述为预hnite与氟apophyllite的混合物。

This sample of prehnite is from Jeffrey mine, Asbestos, Quebec, Canada. It is about 12 cm wide.

这种预hnite样本来自加拿大魁北克省阿斯伯斯矿。它宽约12厘米。

This large sample is from Khandivalli quarry, Bombay, Maharashtra, India. It is described as prehnite with gyrolite and fluorapophylite. It is probably about 25 x 40 cm.

这种大样本来自印度马哈拉施特拉邦孟买的Khandivalli石场。它被描述为含预hnite、gyrolite和fluorapophylite的岩石，可能尺寸约为25厘米×40厘米。

Mindat: 预hnite

Prehnite

Ca2Al(Si,Al)4O10(OH)2

Ca₂Al(Si,Al)₄O₁₀(OH)₂