Group 2 - Sulphides and Sulfosalts
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Pyrite	2.EB.05a	FeS₂
ⓘ	Arsenopyrite	2.EB.20	FeAsS
Group 3 - Halides
ⓘ	Fluorite	3.AB.25	CaF₂
Group 4 - Oxides and Hydroxides
ⓘ	Goethite	4.00.	Fe³⁺O(OH)
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Quartz	4.DA.05	SiO₂
ⓘ	Pyrolusite	4.DB.05	Mn⁴⁺O₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Siderite	5.AB.05	FeCO₃
ⓘ	Ankerite	5.AB.10	Ca(Fe²⁺,Mg)(CO₃)₂
ⓘ	Malachite	5.BA.10	Cu₂(CO₃)(OH)₂
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Baryte	7.AD.35	BaSO₄
Group 9 - Silicates
ⓘ	Eulytine	9.AD.40	Bi₄(SiO₄)₃
Unclassified
ⓘ	'Tourmaline'	-	AD₃G₆ (T₆O₁₈)(BO₃)₃X₃Z

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Goethite	Fe³⁺O(OH)
H	ⓘ Malachite	Cu₂(CO₃)(OH)₂
B	Boron
B	ⓘ Tourmaline	AD₃G₆ (T₆O₁₈)(BO₃)₃X₃Z
C	Carbon
C	ⓘ Ankerite	Ca(Fe²⁺,Mg)(CO₃)₂
C	ⓘ Calcite	CaCO₃
C	ⓘ Malachite	Cu₂(CO₃)(OH)₂
C	ⓘ Siderite	FeCO₃
O	Oxygen
O	ⓘ Ankerite	Ca(Fe²⁺,Mg)(CO₃)₂
O	ⓘ Baryte	BaSO₄
O	ⓘ Calcite	CaCO₃
O	ⓘ Eulytine	Bi₄(SiO₄)₃
O	ⓘ Goethite	Fe³⁺O(OH)
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Malachite	Cu₂(CO₃)(OH)₂
O	ⓘ Pyrolusite	Mn⁴⁺O₂
O	ⓘ Quartz	SiO₂
O	ⓘ Siderite	FeCO₃
O	ⓘ Tourmaline	AD₃G₆ (T₆O₁₈)(BO₃)₃X₃Z
F	Fluorine
F	ⓘ Fluorite	CaF₂
Mg	Magnesium
Mg	ⓘ Ankerite	Ca(Fe²⁺,Mg)(CO₃)₂
Si	Silicon
Si	ⓘ Eulytine	Bi₄(SiO₄)₃
Si	ⓘ Quartz	SiO₂
S	Sulfur
S	ⓘ Arsenopyrite	FeAsS
S	ⓘ Baryte	BaSO₄
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Pyrite	FeS₂
Ca	Calcium
Ca	ⓘ Ankerite	Ca(Fe²⁺,Mg)(CO₃)₂
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Fluorite	CaF₂
Mn	Manganese
Mn	ⓘ Pyrolusite	Mn⁴⁺O₂
Fe	Iron
Fe	ⓘ Ankerite	Ca(Fe²⁺,Mg)(CO₃)₂
Fe	ⓘ Arsenopyrite	FeAsS
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Goethite	Fe³⁺O(OH)
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Siderite	FeCO₃
Cu	Copper
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Malachite	Cu₂(CO₃)(OH)₂
As	Arsenic
As	ⓘ Arsenopyrite	FeAsS
Ba	Barium
Ba	ⓘ Baryte	BaSO₄
Bi	Bismuth
Bi	ⓘ Eulytine	Bi₄(SiO₄)₃

Fossils

There are 1 fossil locality from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences

Youngest Fossil Listed

301 Ma (Carboniferous)

Oldest Fossil Listed

303 Ma (Carboniferous)

Stratigraphic Units

Unit	No. Occurrences	Age
Gehrener Schichten	1	298.9 - 295.5 Ma (Paleozoic)

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Opsiomylacris (Opsiomylacris) densistriata species	Animalia : Arthropoda : Insecta : Blattodea : Mylacridae : Opsiomylacris : *Opsiomylacris (Opsiomylacris) densistriata*	303.4 - 301.2 Ma Carboniferous

Fossil Localities

Click to show 1 fossil locality

Germany

Thuringia
- Wartburg District
  - Ruhla
    - Carboniferous🐚 Ohrenkammer near Ruhla

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/Ruhla
Wikidata ID:	Q494627
GeoNames ID:	2843258

Localities in this Region

Germany

Thuringia
- Wartburg District
  - Ruhla
    - Friedenstein Mine
    - Mühlrain
    - Schmidt quarry (Engestieg quarry)
    - Vorderer Nesselrain
      - Wismut prospect

Other Regions, Features and Areas that Intersect

Eurasian PlateTectonic Plate

KupferschieferMining Field
Rheno-Hercynian BeltOrogenic Belt

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.

Quick NavTop Mineral List Fossils Other Databases Localities in Region Other Regions

Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: October 21, 2026 09:07:00 Page updated: August 22, 2025 16:24:49

Go to top of page

Ruhla, Wartburg District, Thuringia, GermanyiRegional Level TypesRuhlaTown Wartburg DistrictRural District ThuringiaState GermanyCountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

Select Mineral List Type

Mineral List

Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification

List of minerals for each chemical element

Fossils

Other Databases

Localities in this Region

Other Regions, Features and Areas that Intersect

Ruhla, Wartburg District, Thuringia, Germany i
Regional Level Types
Ruhla Town
Wartburg District Rural District
Thuringia State
Germany Country