Picture pending, Sicklerite from Varuträsk.
| Mineral class | Phosphates : Amblygonite pharmakosiderite group |
| Chemical formula | Li(Mn,Fe)PO4 |
| Crystal system | Orthorombic. |
| Habitus | Massive. |
| Cleavage | [100] good. |
| Hardness | 4 |
| Density | 3.36 - 3.5 |
| Color | Brown, from dark brown to yellowish brown. |
| Streak | Light brown. |
| Luster | Dull to silky. |
| Description | A secondary phosphate, formed by oxidation of other phosphates. |
| Occurance | In granitic pegmatites. |
| Associates | Triphylite |
| Notes |
Type locality : Naylor-Vanderburg mine, Pala, San Diego Co., California, USA.
First described by Schaller in 1912. Often with a brownish black tarnish that could be removed with weak hydrocloric acid. Forms a substitution serie with ferrisicklerite. |
| Localities | A common phosphate.
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| To phosphates index. |
Mineral group index. |
Main index. |
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