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Allzunah Castle, Herrmannsacker, Harztor, Nordhausen District, Thuringia, Germanyi
Regional Level Types
Allzunah Castle- not defined -
HerrmannsackerVillage
HarztorMunicipality
Nordhausen DistrictRural District
ThuringiaState
GermanyCountry

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Latitude & Longitude (WGS84):
51° 33' 41'' North , 10° 52' 37'' East
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Herrmannsacker427 (2011)1.5km
Rodishain273 (2015)3.7km
Harzungen226 (2018)4.9km
Stempeda278 (2015)5.0km
Petersdorf350 (2015)5.0km
Mindat Locality ID:
257755
Long-form identifier:
mindat:1:2:257755:8
GUID (UUID V4):
7ffaac38-d782-4ea3-9eef-399159f4e466
Other Languages:
German:
Burg Allzunah, Hermannsacker, Harztor, Landkreis Nordhausen, Thüringen, Deutschland


An outcrop of melaphyre is located north of the village Hermannsacker, west of the road to Breitenstein (called "Nordhäuser Heerstraße") and north of the castle ruin Ebersburg. Agate almonds and also (much more frequent) such with a filling of carbonates (ankerite, siderite, calcite) can be found at the hill, named Allzunah in the boulders. The size of the almonds can reach up to about 50x30x20 cm (!), however the most are around 1 cm and less. Some of them are including smoky quartz, amethyst and accessorily baryte or hematite. Finely dispersed hematite gives even the barren carbonate filled almonds an attractive look (sometimes).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


7 valid minerals.

Detailed Mineral List:

Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Baryte
Formula: BaSO4
Calcite
Formula: CaCO3
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
'Delessite'
Formula: (Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8
Hematite
Formula: Fe2O3
Quartz
Formula: SiO2
Quartz var. Agate
Quartz var. Amethyst
Formula: SiO2
Quartz var. Chalcedony
Formula: SiO2
Quartz var. Smoky Quartz
Formula: SiO2
Siderite
Formula: FeCO3

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Hematite4.CB.05Fe2O3
Quartz
var. Agate
4.DA.05SiO2
var. Amethyst4.DA.05SiO2
var. Chalcedony4.DA.05SiO2
4.DA.05SiO2
var. Smoky Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Siderite5.AB.05FeCO3
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Group 9 - Silicates
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
Unclassified
'Delessite'-(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8

List of minerals for each chemical element

HHydrogen
H ClinochloreMg5Al(AlSi3O10)(OH)8
H Delessite(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C CalciteCaCO3
C SideriteFeCO3
OOxygen
O Quartz var. AmethystSiO2
O AnkeriteCa(Fe2+,Mg)(CO3)2
O BaryteBaSO4
O CalciteCaCO3
O Quartz var. ChalcedonySiO2
O ClinochloreMg5Al(AlSi3O10)(OH)8
O Delessite(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8
O HematiteFe2O3
O QuartzSiO2
O SideriteFeCO3
O Quartz var. Smoky QuartzSiO2
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
Mg Delessite(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8
AlAluminium
Al ClinochloreMg5Al(AlSi3O10)(OH)8
Al Delessite(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8
SiSilicon
Si Quartz var. AmethystSiO2
Si Quartz var. ChalcedonySiO2
Si ClinochloreMg5Al(AlSi3O10)(OH)8
Si Delessite(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8
Si QuartzSiO2
Si Quartz var. Smoky QuartzSiO2
SSulfur
S BaryteBaSO4
CaCalcium
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca CalciteCaCO3
FeIron
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe Delessite(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8
Fe HematiteFe2O3
Fe SideriteFeCO3
BaBarium
Ba BaryteBaSO4

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
Germany

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
 
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