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Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany i
Regional Level Types
Bonacker quarry Quarry
Gedern Town
Wetteraukreis District
Darmstadt Region
Hesse City-State
Germany Country

Regional Level Types
Bonacker quarry	Quarry
Gedern	Town
Wetteraukreis	District
Darmstadt	Region
Hesse	City-State
Germany	Country

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View of the quarry

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

best place for watching

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

View of the quarry

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

View of the quarry

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

best place for watching

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

View of the quarry

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

View of the quarry

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

best place for watching

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

Latitude & Longitude (WGS84):

50° 24' 43'' North , 9° 11' 35'' East

Latitude & Longitude (decimal):

Type:

Köppen climate type:

Cfb : Temperate oceanic climate

Nearest Settlements:

Place	Population	Distance
Gedern	7,879 (2015)	1.5km
Hirzenhain	3,026 (2016)	4.4km
Kefenrod	3,101 (2017)	7.6km
Birstein	6,581 (2011)	10.3km
Schotten	11,566 (2015)	11.2km

Mindat Locality ID:

29623

Long-form identifier:

mindat:1:2:29623:9

GUID (UUID V4):

Other Languages:

German:

Steinbruch Bonacker, Gedern, Wetteraukreis, Regierungsbezirk Darmstadt, Hessen, Deutschland

A basalt quarry, located 1.5 km SSW of Gedern.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

7 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

ⓘ Basalt

Detailed Mineral List:

ⓘ Aragonite

Formula: CaCO₃

ⓘ Calcite

Formula: CaCO₃

ⓘ Cerussite ?

Formula: PbCO₃

Description: Please see: https://www.mindat.org/mesg-657607.html

References:

Neschen, Peter (n.d.) Personal communication.

ⓘ 'Chabazite'

ⓘ 'Erionite Subgroup'

Formula: M₂[Al₄Si₁₄O₃₆] · 15H₂O

ⓘ 'Faujasite Subgroup'

Formula: M_3.5[Al₇Si₁₇O₄₈] · 32H₂O

References:

Zeolite collection of Volker Betz

ⓘ Gismondine-Ca ?

Formula: CaAl₂Si₂O₈ · 4H₂O

References:

https://www.mineralienatlas.de/?l=7371

ⓘ 'Gismondine Subgroup'

ⓘ 'Lévyne'

ⓘ Montmorillonite

Formula: (Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O

ⓘ Offretite

Formula: KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O

ⓘ 'Phillipsite Subgroup'

Formula: (Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O

ⓘ Thomsonite-Ca

Formula: NaCa₂[Al₅Si₅O₂₀] · 6H₂O

Gallery:

ⓘ 'Gismondine Subgroup'

Gismondine Subgroup

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

Gismondine Subgroup

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

Gismondine Subgroup

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂Oⓘ Montmorillonite

Montmorillonite, etc.

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

Montmorillonite, etc.

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

Montmorillonite, etc.

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany

List of minerals arranged by Strunz 10th Edition classification

Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Aragonite	5.AB.15	CaCO₃
ⓘ	Cerussite ?	5.AB.15	PbCO₃
Group 9 - Silicates
ⓘ	Montmorillonite	9.EC.40	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
ⓘ	Thomsonite-Ca	9.GA.10	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
ⓘ	Gismondine-Ca ?	9.GC.05	CaAl₂Si₂O₈ · 4H₂O
ⓘ	Offretite	9.GD.25	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Unclassified
ⓘ	'Chabazite'	-
ⓘ	'Erionite Subgroup'	-	M₂[Al₄Si₁₄O₃₆] · 15H₂O
ⓘ	'Lévyne'	-
ⓘ	'Phillipsite Subgroup'	-	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
ⓘ	'Gismondine Subgroup'	-
ⓘ	'Faujasite Subgroup'	-	M_3.5[Al₇Si₁₇O₄₈] · 32H₂O

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Erionite Subgroup	M₂[Al₄Si₁₄O₃₆] · 15H₂O
H	ⓘ Gismondine-Ca	CaAl₂Si₂O₈ · 4H₂O
H	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
H	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
H	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
H	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
H	ⓘ Faujasite Subgroup	M_3.5[Al₇Si₁₇O₄₈] · 32H₂O
C	Carbon
C	ⓘ Aragonite	CaCO₃
C	ⓘ Calcite	CaCO₃
C	ⓘ Cerussite	PbCO₃
O	Oxygen
O	ⓘ Aragonite	CaCO₃
O	ⓘ Calcite	CaCO₃
O	ⓘ Cerussite	PbCO₃
O	ⓘ Erionite Subgroup	M₂[Al₄Si₁₄O₃₆] · 15H₂O
O	ⓘ Gismondine-Ca	CaAl₂Si₂O₈ · 4H₂O
O	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
O	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
O	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
O	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
O	ⓘ Faujasite Subgroup	M_3.5[Al₇Si₁₇O₄₈] · 32H₂O
Na	Sodium
Na	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Na	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Na	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Mg	Magnesium
Mg	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Mg	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Al	Aluminium
Al	ⓘ Erionite Subgroup	M₂[Al₄Si₁₄O₃₆] · 15H₂O
Al	ⓘ Gismondine-Ca	CaAl₂Si₂O₈ · 4H₂O
Al	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Al	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Al	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Al	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Al	ⓘ Faujasite Subgroup	M_3.5[Al₇Si₁₇O₄₈] · 32H₂O
Si	Silicon
Si	ⓘ Erionite Subgroup	M₂[Al₄Si₁₄O₃₆] · 15H₂O
Si	ⓘ Gismondine-Ca	CaAl₂Si₂O₈ · 4H₂O
Si	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Si	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Si	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Si	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Si	ⓘ Faujasite Subgroup	M_3.5[Al₇Si₁₇O₄₈] · 32H₂O
K	Potassium
K	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
K	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Ca	Calcium
Ca	ⓘ Aragonite	CaCO₃
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Gismondine-Ca	CaAl₂Si₂O₈ · 4H₂O
Ca	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Ca	ⓘ Offretite	KCaMg(Si₁₃Al₅)O₃₆ · 15H₂O
Ca	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Ca	ⓘ Thomsonite-Ca	NaCa₂[Al₅Si₅O₂₀] · 6H₂O
Ba	Barium
Ba	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Pb	Lead
Pb	ⓘ Cerussite	PbCO₃

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate

KupferschieferMining Field
Saxo-Thuringian BeltOrogenic Belt

EuropeContinent

Germany

Hesse
- Vogelsberg Volcanic RangeVolcanic Range
- Wetterau

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.

References

Streng, A. (1875): Gismondin bei Gedern im Vogelsberg. Neues Jahrbuch f. Mineralogie, Geologie u. Palaeontologie, 1875: 624.

Betz, V., Hentschel, G. (1978): Offretit und Erionit von Gedern (Vogelsberg). Geologisches Jahrbuch Hessen, 106: 419-421.

Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.

ZIMMERMANN, H. (2000): Die äußeren Erscheinungsformen der Offretitkristalle, deren Verwachsungen mit Erionit und/oder Levyn vom Vogelsberg und ihre jeweiligen Hohlraumparagenesen. Der Aufschluss, 51 (6): 381-383.

Passaglia, E, Ferro, O. (2002) Occurrence and crystal structure of magnesian chabazite. In Impact of Zeolites and other Porous Materials on the new Technologies at the Beginning of the New Millennium - Studies in Surface Science and Catalysis No. 142. Elsevier. p.1729-1753.

Betz, V. (2019) Zeolithe und andere Mineralien aus den Vulkaniten des Vogelsberges (Hessen) und ihre Fundorte. Der Aufschluss, 70, 208-260.

Betz, Volker (2024) Morphology and Twinning of Faujasite from Limberg, Kaiserstuhl and Gedern, Vogelsberg.. (4943) mindat.org.

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Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, GermanyiRegional Level TypesBonacker quarryQuarry GedernTown WetteraukreisDistrict DarmstadtRegion HesseCity-State GermanyCountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

Select Mineral List Type

Mineral List

Rock Types Recorded

Select Rock List Type

Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Other Regions, Features and Areas containing this locality

References

Bonacker quarry, Gedern, Wetteraukreis, Darmstadt, Hesse, Germany i
Regional Level Types
Bonacker quarry Quarry
Gedern Town
Wetteraukreis District
Darmstadt Region
Hesse City-State
Germany Country