Pistomesite
A variety of 'Mg-rich Siderite' [Siderite]
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About Pistomesite
Formula:
(Fe,Mg)CO3
Obsolete name for a Mg-bearing variety of siderite with the Fe:Mg atomic ratio ranging from 70:30 to 50:50.
Originally reported from Thurnberg Mt., Flachau, Radstadt, Salzburg, Austria.
Originally reported from Thurnberg Mt., Flachau, Radstadt, Salzburg, Austria.
Unique Identifiers
Mindat ID:
25664 (as Pistomesite)
3647 (as Siderite)
3647 (as Siderite)
Long-form identifier:
mindat:1:1:25664:1 (as Pistomesite)
mindat:1:1:3647:0 (as Siderite)
mindat:1:1:3647:0 (as Siderite)
Chemistry of Pistomesite
Mindat Formula:
(Fe,Mg)CO3
Element Weights:
Elements listed:
Synonyms of Pistomesite
Braunspat (in part)
Other Language Names for Pistomesite
German:Pistomesit
Simplified Chinese:菱镁铁矿
Common Associates
Associations Based on Photo Data:
| 6 photos of Pistomesite associated with Quartz | SiO2 |
| 5 photos of Pistomesite associated with Gersdorffite | NiAsS |
| 5 photos of Pistomesite associated with Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| 4 photos of Pistomesite associated with Millerite | NiS |
| 4 photos of Pistomesite associated with Tetrahedrite Subgroup | Cu6(Cu4C2+2)Sb4S12S |
| 4 photos of Pistomesite associated with Rutile | TiO2 |
| 4 photos of Pistomesite associated with Pyrite | FeS2 |
| 3 photos of Pistomesite associated with Dolomite Group | AM2+(CO3)2 |
| 2 photos of Pistomesite associated with Dolomite | CaMg(CO3)2 |
| 1 photo of Pistomesite associated with Tourmaline | AD3G6(T6O18)(BO3)3X3Z |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Pistomesite
mindat.org URL:
https://www.mindat.org/min-25664.html
Please feel free to link to this page.
Please feel free to link to this page.
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References for Pistomesite
Reference List:
Localities for Pistomesite
Showing 35 localities.
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Australia | |
| Brown (1908) |
Austria | |
| Meixner (1980) |
| Exel (1993) |
| Exel (1993) |
| Strasser (1989) |
| Strasser (1989) |
| Paar et al. (1985) |
| Strasser (1989) |
| Melcher (1991) |
| Exel (1993) |
| Exel (1982) |
| Exel (1982) |
| Vohryzka (1968) |
| Exel (1982) |
| Wenger (1973) |
| Wenger (1979) | |
| Schulz (1984) |
China | |
| Changhua Huang et al. (2010) |
France | |
| Berbain et al. (2005) |
India | |
| Sati et al. (2025) |
Italy | |
| Brizzi et al. (1990) |
Japan | |
| - (n.d.) |
Mauritania | |
| Kolb et al. (2016) |
Russia | |
| Mikhailov (2004) |
| Rusinov et al. (2008) |
| Bortnikov et al. (2007) |
Switzerland | |
| Stalder et al. (1998) |
| Stalder et al. (1998) |
| M Henrich collection |
| Stalder et al. (1998) |
| Stalder et al. (1998) |
| Stalder et al. (1998) |
| Stalder et al. (1998) |
Ukraine | |
| Sośnicka et al. (2026) |
| Cuney et al. (2012) |
Furka basis tunnel, Realp, Urseren, Uri, Switzerland