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Drachenfels, Königswinter, Rhein-Sieg-Kreis, Cologne, North Rhine-Westphalia, Germany i
Regional Level Types
Drachenfels Park
Königswinter Town
Rhein-Sieg-Kreis District
Cologne Administrative District
North Rhine-Westphalia State
Germany Country

Regional Level Types
Drachenfels	Park
Königswinter	Town
Rhein-Sieg-Kreis	District
Cologne	Administrative District
North Rhine-Westphalia	State
Germany	Country

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Latitude & Longitude (WGS84):

50° 39' 48'' North , 7° 12' 35'' East

Latitude & Longitude (decimal):

G#: u1j0hp40v

Type:

Köppen climate type:

Cfb : Temperate oceanic climate

Nearest Settlements:

Place	Population	Distance
Bad Honnef	25,348 (2016)	2.6km
Königswinter	41,164 (2015)	2.8km
Rheinbreitbach	4,598 (2011)	5.5km
Boseroth	600 (2014)	6.3km
Weiler	400 (2014)	6.6km

Mindat Locality ID:

1857

Long-form identifier:

mindat:1:2:1857:2

GUID (UUID V4):

0b321d07-85cc-45d7-a845-057690a926b8

Name(s) in local language(s):

Drachenfels, Königswinter, Siebengebirge, Nordrhein-Westfalen, Deutschland

Minerals in trachyte.

Nature park since 1956.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

14 valid minerals. 1 (TL) - type locality of 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

ⓘ Trachyte

ⓘ Tuff

Detailed Mineral List:

ⓘ Albite var. Anorthoclase

Formula: (Na,K)AlSi₃O₈

References:

Engels, A., (1936): Zur chemischen Zusammensetzung des Sanidin-Anorthoklases vom Drachenfels, Zbl. Miner., 9-13

ⓘ Albite var. Anorthoclase-Sanidine

Formula: (Na,K)AlSi₃O₈

References:

Engels, A., (1936): Zur chemischen Zusammensetzung des Sanidin-Anorthoklases vom Drachenfels, Zbl. Miner., 9-13

ⓘ Almandine

Formula: Fe²⁺₃Al₂(SiO₄)₃

References:

Frechen, J. (1976) Siebengebirge am Rhein, Laacher Vulkangebiet, Maargebiet der Westeifel - Vulkanologisch-petrographische Exkursionen. Bornträger Berlin Stuttgart.

ⓘ Andalusite

Formula: Al₂(SiO₄)O

References:

Brauns, R., (1922): Die Mineralien der Niederrheinischen Vulkangebiete, Schweizerbart, Stuttgart

ⓘ Cordierite

Formula: (Mg,Fe)₂Al₃(AlSi₅O₁₈)

References:

Frechen, J. (1976) Siebengebirge am Rhein, Laacher Vulkangebiet, Maargebiet der Westeifel - Vulkanologisch-petrographische Exkursionen. Bornträger Berlin Stuttgart.

ⓘ Corundum

Formula: Al₂O₃

References:

Frechen, J. (1976) Siebengebirge am Rhein, Laacher Vulkangebiet, Maargebiet der Westeifel - Vulkanologisch-petrographische Exkursionen. Bornträger Berlin Stuttgart.

ⓘ Corundum var. Chlorosaphir

Formula: Al₂O₃

ⓘ Hematite

Formula: Fe₂O₃

References:

Brauns, R., (1922): Die Mineralien der Niederrheinischen Vulkangebiete, Schweizerbart, Stuttgart

ⓘ Kyanite

Formula: Al₂(SiO₄)O

References:

Frechen, J. (1976) Siebengebirge am Rhein, Laacher Vulkangebiet, Maargebiet der Westeifel - Vulkanologisch-petrographische Exkursionen. Bornträger Berlin Stuttgart.

ⓘ Magnetite

Formula: Fe²⁺Fe³⁺₂O₄

References:

Brauns, R., (1922): Die Mineralien der Niederrheinischen Vulkangebiete, Schweizerbart, Stuttgart

ⓘ Montmorillonite

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

References:

Frechen, J. (1976) Siebengebirge am Rhein, Laacher Vulkangebiet, Maargebiet der Westeifel - Vulkanologisch-petrographische Exkursionen. Bornträger Berlin Stuttgart.

ⓘ Quartz

Formula: SiO₂

References:

Frechen, J. (1976) Siebengebirge am Rhein, Laacher Vulkangebiet, Maargebiet der Westeifel - Vulkanologisch-petrographische Exkursionen. Bornträger Berlin Stuttgart.

ⓘ Sanidine (TL)

Formula: K(AlSi₃O₈)

Type Locality:

References:

Nose, K.W. (1808) in Nöggerath, J., Mineralogische Studien über die Gebirge am Niederrhein..., Frankfurt.

Krul, H. (1969) Geologische zwerftochten. N.V. W.J. Thieme & Cie - Zutphen, Netherlands, 161 pp. (in Dutch).

ⓘ Sillimanite

Formula: Al₂(SiO₄)O

References:

Frechen, J. (1976) Siebengebirge am Rhein, Laacher Vulkangebiet, Maargebiet der Westeifel - Vulkanologisch-petrographische Exkursionen. Bornträger Berlin Stuttgart.

ⓘ Spinel

Formula: MgAl₂O₄

References:

Brauns, R., (1922): Die Mineralien der Niederrheinischen Vulkangebiete, Schweizerbart, Stuttgart

ⓘ 'Stilbite Subgroup'

Formula: M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O

References:

Frechen, J. (1976) Siebengebirge am Rhein, Laacher Vulkangebiet, Maargebiet der Westeifel - Vulkanologisch-petrographische Exkursionen. Bornträger Berlin Stuttgart.

ⓘ Tridymite

Formula: SiO₂

References:

Rath, G. vom, (1868): Über den Tridymit, eine neue kristallisierte Modifikation der Kieselsäure, Annalen der Physik und Chemie, Vol. 135, 437-454

ⓘ Zircon

Formula: Zr(SiO₄)

References:

Brauns, R., (1922): Die Mineralien der Niederrheinischen Vulkangebiete, Schweizerbart, Stuttgart

Gallery:

K(AlSi₃O₈)ⓘ Sanidine (TL)

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘ	Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	Spinel	4.BB.05	MgAl₂O₄
ⓘ	Corundum var. Chlorosaphir	4.CB.05	Al₂O₃
ⓘ		4.CB.05	Al₂O₃
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Quartz	4.DA.05	SiO₂
ⓘ	Tridymite	4.DA.10	SiO₂
Group 9 - Silicates
ⓘ	Almandine	9.AD.25	Fe²⁺₃Al₂(SiO₄)₃
ⓘ	Zircon	9.AD.30	Zr(SiO₄)
ⓘ	Sillimanite	9.AF.05	Al₂(SiO₄)O
ⓘ	Andalusite	9.AF.10	Al₂(SiO₄)O
ⓘ	Kyanite	9.AF.15	Al₂(SiO₄)O
ⓘ	Cordierite	9.CJ.10	(Mg,Fe)₂Al₃(AlSi₅O₁₈)
ⓘ	Montmorillonite	9.EC.40	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
ⓘ	Sanidine (TL)	9.FA.30	K(AlSi₃O₈)
ⓘ	Albite var. Anorthoclase-Sanidine	9.FA.35	(Na,K)AlSi₃O₈
ⓘ	var. Anorthoclase	9.FA.35	(Na,K)AlSi₃O₈
Unclassified
ⓘ	'Stilbite Subgroup'	-	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
H	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
O	Oxygen
O	ⓘ Andalusite	Al₂(SiO₄)O
O	ⓘ Albite var. Anorthoclase-Sanidine	(Na,K)AlSi₃O₈
O	ⓘ Albite var. Anorthoclase	(Na,K)AlSi₃O₈
O	ⓘ Almandine	Fe₃²⁺Al₂(SiO₄)₃
O	ⓘ Corundum var. Chlorosaphir	Al₂O₃
O	ⓘ Cordierite	(Mg,Fe)₂Al₃(AlSi₅O₁₈)
O	ⓘ Corundum	Al₂O₃
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Kyanite	Al₂(SiO₄)O
O	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
O	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
O	ⓘ Quartz	SiO₂
O	ⓘ Sanidine	K(AlSi₃O₈)
O	ⓘ Sillimanite	Al₂(SiO₄)O
O	ⓘ Spinel	MgAl₂O₄
O	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
O	ⓘ Tridymite	SiO₂
O	ⓘ Zircon	Zr(SiO₄)
Na	Sodium
Na	ⓘ Albite var. Anorthoclase-Sanidine	(Na,K)AlSi₃O₈
Na	ⓘ Albite var. Anorthoclase	(Na,K)AlSi₃O₈
Na	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Mg	Magnesium
Mg	ⓘ Cordierite	(Mg,Fe)₂Al₃(AlSi₅O₁₈)
Mg	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Mg	ⓘ Spinel	MgAl₂O₄
Al	Aluminium
Al	ⓘ Andalusite	Al₂(SiO₄)O
Al	ⓘ Albite var. Anorthoclase-Sanidine	(Na,K)AlSi₃O₈
Al	ⓘ Albite var. Anorthoclase	(Na,K)AlSi₃O₈
Al	ⓘ Almandine	Fe₃²⁺Al₂(SiO₄)₃
Al	ⓘ Corundum var. Chlorosaphir	Al₂O₃
Al	ⓘ Cordierite	(Mg,Fe)₂Al₃(AlSi₅O₁₈)
Al	ⓘ Corundum	Al₂O₃
Al	ⓘ Kyanite	Al₂(SiO₄)O
Al	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Al	ⓘ Sanidine	K(AlSi₃O₈)
Al	ⓘ Sillimanite	Al₂(SiO₄)O
Al	ⓘ Spinel	MgAl₂O₄
Al	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
Si	Silicon
Si	ⓘ Andalusite	Al₂(SiO₄)O
Si	ⓘ Albite var. Anorthoclase-Sanidine	(Na,K)AlSi₃O₈
Si	ⓘ Albite var. Anorthoclase	(Na,K)AlSi₃O₈
Si	ⓘ Almandine	Fe₃²⁺Al₂(SiO₄)₃
Si	ⓘ Cordierite	(Mg,Fe)₂Al₃(AlSi₅O₁₈)
Si	ⓘ Kyanite	Al₂(SiO₄)O
Si	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Si	ⓘ Quartz	SiO₂
Si	ⓘ Sanidine	K(AlSi₃O₈)
Si	ⓘ Sillimanite	Al₂(SiO₄)O
Si	ⓘ Stilbite Subgroup	M_6-7[Al_8-9Si_27-28O₇₂] · nH₂O
Si	ⓘ Tridymite	SiO₂
Si	ⓘ Zircon	Zr(SiO₄)
K	Potassium
K	ⓘ Albite var. Anorthoclase-Sanidine	(Na,K)AlSi₃O₈
K	ⓘ Albite var. Anorthoclase	(Na,K)AlSi₃O₈
K	ⓘ Sanidine	K(AlSi₃O₈)
Ca	Calcium
Ca	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Fe	Iron
Fe	ⓘ Almandine	Fe₃²⁺Al₂(SiO₄)₃
Fe	ⓘ Cordierite	(Mg,Fe)₂Al₃(AlSi₅O₁₈)
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Zr	Zirconium
Zr	ⓘ Zircon	Zr(SiO₄)

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate

EuropeContinent

Germany

North Rhine-Westphalia
- Cologne
  - SiebengebirgeRange of Mountains and Hills

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

Klaproth, M.H. (1810) Chemische Untersuchung des glasigen Feldspaths vom Drachenfels. Beiträge zur chemischen Kenntniss der Mineralkörper, Fünfter Band, Rottmann Berlin, 12-18.

Laspeyres, H. (1900) Das Siebengebirge am Rhein. Verhandlungen des naturhistorischen Vereins der preussischen Rheinlande…, 57, 119-596.

Brauns R. (1922) Die Mineralien der Niederrheinischen Vulkangebiete. Schweitzerbart, Stuttgart.

Cloos, H. and Cloos, E. (1927) Die Quellkuppe des Drachenfels…. Zeitschrift für Vulkanologie, 11, 33-40.

Hofmann, H. (1951) Das Siebengebirge. Der Aufschluss, 2, 50-58.

van der Lijn, P. (1953) Van nabije vulkanen. Publikatie XIV van de Nederlandse Geologische Vereniging, 273-280 (in Dutch).

Neu, H. (1956) Der Drachenfels. Geschichte und Beschreibung einer rheinischen Burg.

Rein, R. (1956) Geologisches Wanderbuch für das nördliche Rheinland, 54-56.

Krul, H. (1969) Geologische zwerftochten. N.V. W.J. Thieme & Cie - Zutphen, Netherlands, 161 pp. (in Dutch).

Pape, H. (1974) Der Gesteinssammler. Franck'sche Verlagshandlung, W. Keller & Co, Stuttgart, 100 pages.

Frechen, J. (1976) Siebengebirge am Rhein, Laacher Vulkangebiet, Maargebiet der Westeifel - Vulkanologisch-petrographische Exkursionen. Bornträger Berlin Stuttgart.

Meyer, W. (1983) Geologischer Wanderführer: Eifel. Franckh'sche Verlangshandlung W. Keller & Co., Stuttgart.

de.wikipedia.org (2005) http://de.wikipedia.org/wiki/Drachenfels_%28Siebengebirge%29

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