Group 2 - Sulphides and Sulfosalts
ⓘ	Sphalerite	2.CB.05a	ZnS
ⓘ	Galena	2.CD.10	PbS
ⓘ	Pyrite	2.EB.05a	FeS₂
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Anhydrite	7.AD.30	CaSO₄
ⓘ	Baryte	7.AD.35	BaSO₄
ⓘ	Halotrichite	7.CB.85	FeAl₂(SO₄)₄ · 22H₂O
ⓘ	Gypsum	7.CD.40	CaSO₄ · 2H₂O
ⓘ	var. Selenite	7.CD.40	CaSO₄ · 2H₂O

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Gypsum	CaSO₄ · 2H₂O
H	ⓘ Halotrichite	FeAl₂(SO₄)₄ · 22H₂O
H	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
O	Oxygen
O	ⓘ Anhydrite	CaSO₄
O	ⓘ Baryte	BaSO₄
O	ⓘ Gypsum	CaSO₄ · 2H₂O
O	ⓘ Halotrichite	FeAl₂(SO₄)₄ · 22H₂O
O	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
Al	Aluminium
Al	ⓘ Halotrichite	FeAl₂(SO₄)₄ · 22H₂O
S	Sulfur
S	ⓘ Anhydrite	CaSO₄
S	ⓘ Baryte	BaSO₄
S	ⓘ Galena	PbS
S	ⓘ Gypsum	CaSO₄ · 2H₂O
S	ⓘ Halotrichite	FeAl₂(SO₄)₄ · 22H₂O
S	ⓘ Pyrite	FeS₂
S	ⓘ Sphalerite	ZnS
S	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
Ca	Calcium
Ca	ⓘ Anhydrite	CaSO₄
Ca	ⓘ Gypsum	CaSO₄ · 2H₂O
Ca	ⓘ Gypsum var. Selenite	CaSO₄ · 2H₂O
Fe	Iron
Fe	ⓘ Halotrichite	FeAl₂(SO₄)₄ · 22H₂O
Fe	ⓘ Pyrite	FeS₂
Zn	Zinc
Zn	ⓘ Sphalerite	ZnS
Ba	Barium
Ba	ⓘ Baryte	BaSO₄
Pb	Lead
Pb	ⓘ Galena	PbS

Fossils

There are 14 fossil localities 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

306 Ma (Carboniferous)

Oldest Fossil Listed

314 Ma (Carboniferous)

Stratigraphic Units

Unit	No. Occurrences	Age
Lost Branch	6	307 - 298.9 Ma (Carboniferous)
Pawnee - Anna Shale	8	313.8 - 305.9 Ma (Carboniferous)

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Rhombopora genus	Animalia : Bryozoa : Stenolaemata : Cryptostomida : Rhabdomesidae : *Rhombopora*	313.8 - 305.9 Ma Carboniferous
Septopora genus	Animalia : Bryozoa : Stenolaemata : Fenestrida : Septoporidae : *Septopora*	313.8 - 305.9 Ma Carboniferous
Brachiopoda phylum	Animalia : Brachiopoda	313.8 - 305.9 Ma Carboniferous
Antiquatonia genus	Animalia : Brachiopoda : Strophomenata : Productida : Productidae : *Antiquatonia*	313.8 - 305.9 Ma Carboniferous
Eolissochonetes genus	Animalia : Brachiopoda : Strophomenata : Productida : Rugosochonetidae : *Eolissochonetes*	313.8 - 305.9 Ma Carboniferous
Linoproductus genus	Animalia : Brachiopoda : Strophomenata : Productida : Linoproductidae : *Linoproductus*	313.8 - 305.9 Ma Carboniferous
Mesolobus genus	Animalia : Brachiopoda : Strophomenata : Productida : Rugosochonetidae : *Mesolobus*	313.8 - 305.9 Ma Carboniferous
Crurithyris genus	Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Ambocoeliidae : *Crurithyris*	313.8 - 305.9 Ma Carboniferous
Beecheria genus	Animalia : Brachiopoda : Rhynchonellata : Terebratulida : Beecheriidae : *Beecheria*	313.8 - 305.9 Ma Carboniferous
Crinoidea class	Animalia : Echinodermata : Crinoidea	313.8 - 305.9 Ma Carboniferous
Vertebrata subphylum	Animalia : Chordata : Vertebrata	313.8 - 305.9 Ma Carboniferous

Fossil Localities

Click to show 2 fossil localities

USA

Iowa
- Appanoose County
  - Carboniferous🐚 Abandoned Quarry
  - Carboniferous🐚 Coal City abandoned strip mine

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/Appanoose_County,_Iowa
Wikidata ID:	Q111921
GeoNames ID:	4847063

Localities in this Region

USA

Iowa
- Appanoose County

Other Regions, Features and Areas that Intersect

North AmericaContinent

North America PlateTectonic Plate

Great Plains DomainDomain
Mazatzal DomainDomain
Yavapai TerraneVolcanic Arc

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

(1917) Useful minerals of the United States. Bulletin 624. US Geological Survey doi:10.3133/b624

Quick NavTop Commodities Mineral List Rock Types Fossils Other Databases Localities in Region Other Regions References

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: September 3, 2026 16:37:16 Page updated: January 22, 2026 02:30:19

Go to top of page

Appanoose County, Iowa, USAiRegional Level TypesAppanoose CountyCounty IowaState USACountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

Select Mineral List Type

Commodity List

Mineral List

Rock Types Recorded

Select Rock List Type

Detailed Mineral List:

Gallery:

List of minerals arranged by Strunz 10th Edition classification