Geology articles

MAPS Digest (Mid America Paleontological Society)

This is the largest amateur paleontology groups in the U.S. When I wrote these articles, the readership was over 300 world-wide.


Anatomy of Lichenocrinus, March 1983

Anatomy of Lichenocrinus, March 1983, MAPS Digest

Differentiating the Devonian Coral Genus Favosites and Emmonsia, December 1983

Differentiating the Devonian Coral Genus Favosites and Emmonsia, December 1983, MAPS Digest

Distribution of Paleozoic Corals in the United States, March & April 1985

Distribution of Paleozoic Corals in the United States, March & April 1985, MAPS Digest

Worm burrows in Middle Devonian Corals, February 1987


Fluorite-replaced Fossils, January 1988

Fluorite-replaced Fossils, January 1988, MAPS Digest

A brief stop at Florissant, Colorado, November 1988

A brief stop at Florissant, Colorado, November 1988, MAPS Digest

Systematics of the Devonian coral genus Emmonsia of the Kentuckiana area, October 1989

Systematics of the Devonian coral genus Emmonsia of the Kentuckiana area, October 1989, MAPS Digest

Labeling: Transmitting Information for Years to Come, December 1989

Labeling: Transmitting information for years to come, December 1989, MAPS Digest

The Coral Ridge Fauna, April, 1992

The Coral Ridge Fauna, April, 1992 - MAPS Digest, reprinted on this web site

Extinct Echinoderms of Kentucky, April 1993

Extinct echinoderms of Kentucky, April 1993, MAPS Digest

Current Proper Names of Devonian Corals at the Falls of the Ohio, April 1998

Current Proper Names of Devonian Corals at the Falls of the Ohio, April 1998, MAPS Digest

Types & Growth Habits of Devonian Corals at the Falls of the Ohio and Surrounding Areas, April 1998

Types & Growth Habits of Devonian Corals at the Falls of the Ohio and Surrounding Areas, April 1998, MAPS Digest

Microfossils of the Middle Mississippian Salem Limestone: Midwest U.S.A., April, 1999

Microfossils of the Middle Mississippian Salem Limestone: Midwest U.S.A., April, 1999

Interaction Among Devonian Sea Life…, April, 2013

Interaction Among Devonian Sea Life..., April, 2013, MAPS Digest

Fossils of the Waldron Shale (with Kate Bulinski), EXPO issue 2022


Devonian Fauna of the Falls of the Ohio area, EXPO issue 2023


Fossil News

This was a privately published monthly publication. It is no longer being published.

Curating Your Collection, February 2001

Curating Your Collection, February 2001, Fossil News

Fossils Quarterly

A short-lived small-format magazine, this was one of my first articles on fossils.

Fossils of the Louisville Limestone, Spring-Summer 1983


Journal of Paleontology (co-author)

This is a journal of the Paleontological Society, the largest professional organization of paleontologists in the world.


Crinoids from the Muldraugh Member of the Borden Formation in North-Central Kentucky, vol. 74, no., 6, 2000 (co-author)

First page of the article on Crinoids from the Muldraugh Member of the Borden Formation in North-Central Kentucky, published in 2000.

A New Species of Gilmocrinus from the Muldraugh Formation, Osagean, Middle Mississippian, from Hardin Co., Kentucky, 2007

First page of article, A New Species of Gilmocrinus from the Muldraugh Formation, Osagean, Middle Mississippian, from Hardin Co., Kentucky, published in 2007

Evolution and Taphonomic Implications of a New Species of Amphoracrinus from the Early Visean of Kentucky (co-author), 2021

Evolution and Taphonomic Implications of a New Species of Amphoracrinus from the Early Visean of Kentucky (co-author), 2021, Journal of Paleontology

The Mineralogical Record

This is considered to be the most prestigious mineral magazine in North America and of the top three in the world.


Gerard Troost and His Collection, Sept. – Oct. 1984

Gerard Troost and His Collection, Sept. – Oct. 1984, The Mineralogical Record

Illinois – Kentucky Fluorite District, May-June 1997**

Look under the “Minerals” and “Collecting Localities” pages on this website for significant content and photographs.

Cover, Illinois – Kentucky Fluorite District, May-June 1997, The Mineralogical Record, won article of the year, Friends of Mineralogy (a national group)
Article page 1, Illinois – Kentucky Fluorite District, May-June 1997, The Mineralogical Record,

** Article won an award of the Best Article of the Year (Friends of Mineralogy, a national organization comprised of amateur and professional mineralogists / collectors)


Famous Mineral Localities: Halls Gap, Lincoln Co., Kentucky, Sept.-Oct. 1997 (with Bill McKenzie)

Famous Mineral Localities: Halls Gap, Lincoln Co., Kentucky, Sept.-Oct. 1997 (with Bill McKenzie), The Mineralogical Record

Mineral News

This was a monthly periodical for mineral collectors published by Lanny Ream for many years before he “passed the torch” to a mineral dealer.

I plan to either scan each Mineral News article to PDF or rewrite the most significant articles and post them on my website. Check the “Minerals” page.


Vugs in Fossils in Kentucky, May 1988

Minerals in Drill Cores, Cave in Rock, Illinois, July 1988

Minor Secondary Minerals in the Illinois-Kentucky Fluorspar District, August 1988

Getting the Shaft in a Fluorite Mine – a Visit to the Annabel Lee Mine, October 1988


What Makes a Mineral Collection Valuable to a Museum? January, 1989

What makes a mineral collection valuable to a museum? January, 1989, Mineral News, Mineral News

Minerals of Kentucky: The Species List, May, 1989

Minerals of Kentucky: The species list, May, 1989, Mineral News

Minerals in the Geodes of Indiana and Kentucky, September, 1989

– Reprinted in “The Rockpile,” newsletter of the Dearborn Michigan Mineralogical and Lapidary Society, May, 1990.

Minerals in the geodes of Indiana and Kentucky, September, 1989, Mineral News

Labels Transmitting Information for Years to Come, February, 1990

Labels Transmitting Information for Years to Come, February, 1990, Mineral News

Two Virginia Staurolite Localities, March, 1990

Two Virginia Staurolite Localities, March, 1990, Mineral News

A New Celestite and Aragonite(?) Locality near South Carthage, Tennessee, June, 1990

A New Celestite and Aragonite Locality near South Carthage, Tennessee, June, 1990, Mineral News

Halls Gap Millerite Locality – A Collector’s Update, August, 1990

Halls Gap Millerite Locality - A Collector's Update, August, 1990, Mineral News

Rambling through Colorado – 1, The Madonna Mine, April 1991

Rambling through Colorado - 1, The Madonna Mine, April 1991, Mineral News

Muldraugh, Kentucky Geode Locality: An Update, May, 1991

Muldraugh, Kentucky Geode Locality: An Update May, 1991, Mineral News

Roaming Colorado II – The Hartsel Barite Locality, July 1991

Roaming Colorado II - The Hartsel Barite Locality, July 1991, Mineral News

Cave in Rock – 1991, November, 1991

Cave in Rock - 1991, November, 1991, Mineral News

Mineral Locality News, January, 1992

Mineral Locality News, January, 1992, Mineral News

Wandering Colorado – III, Vesicular Basalt Occurrence near Walcott, Eagle Co., Colorado, March, 1992

Wandering Colorado - III, Vesicular Basalt Occurrence near Walcott, Eagle Co., Colorado, March, 1992, Mineral News

Collecting in Colorado – IV, Browns Canyon Fluorspar district, July, 1992

Collecting in Colorado - IV, Browns Canyon Fluorspar district, July, 1992, Mineral News

Examining Halls Gap Geodes: The SEM Approach, September, 1992

Examining Halls Gap Geodes: The SEM Approach, September, 1992

Examining Halls Gap Geodes: Part II – Some Notes on Millerite, November, 1992

Examining Halls Gap Geodes: Part II - Some Notes on Millerite, November, 1992, Mineral News

Examining Halls Gap Geodes – Part III, Jamborite and other alterations of Millerite, December, 1992

Examining Halls Gap Geodes - Part III, Jamborite and other alterations of Millerite, December, 1992, Mineral News

Some Interesting Crystal Phantoms from Illinois, Indiana, and Kentucky, February, 1993

Some Interesting Crystal Phantoms from Illinois, Indiana, and Kentucky, February, 1993, Mineral News

Collecting Report: Cave in Rock, 1992, March, 1993

Collecting Report: Cave in Rock, 1992,  March, 1993, Mineral News

A Mid-Summer’s Day Collecting Trip, March, 1993

A Mid-Summer's Day Collecting Trip, March, 1993, Mineral News

Collecting Geodes Near Harrodsburg Indiana: Results from a brief excursion, June, 1993

Collecting Geodes Near Harrodsburg Indiana: Results from a brief excursion, June, 1993, Mineral News

Collecting in Colorado – V, National Belle Mine, August, 1993

Collecting in Colorado - V, National Belle Mine, August, 1993, Mineral News

1993 (Mineral) Report, September, 1993

1993 (Mineral) Report, September, 1993, Mineral News

Mineralized Fossils in Kentucky, December, 1993

Mineralized Fossils in Kentucky, December, 1993, Mineral News

Halls Gap 5 – Sphalerite, Galena, and a note about Cerussite, February, 1994

Halls Gap 5 - Sphalerite, Galena, and a note about Cerussite, February, 1994, Mineral News

Halls Gap 4 – Pyrite, April, 1994

Halls Gap 4 - Pyrite, April, 1994, Mineral News

Corydon Crushed Stone quarry… Productive for the Moment, August, 1994

Corydon Crushed Stone quarry... Productive for the Moment, August, 1994, Mineral News

Halls Gap 6 – Quartz, October, 1994

Halls Gap 6 - Quartz, October, 1994, Mineral News

Book Review – Rocks and Minerals of Kentucky, January 1995

Book Review - Rocks and Minerals of Kentucky, January 1995, Mineral News

Halls Gap 7- Mineral Miscellany, February, 1995

Halls Gap 7- Mineral Miscellany, February, 1995, Mineral News

Etched Minerals, A Exciting View with an Electron Microscope, September, 1995

Etched Minerals, A Exciting View with an Electron Microscope, September, 1995, Mineral News

Fluorite and Associated Minerals from the… Irvington Quarry, Breckinridge Co., Kentucky, April, 1996

Fluorite and Associated Minerals from the... Irvington Quarry, Breckinridge Co., Kentucky, April, 1996, Mineral News

Giant Gypsum from a Kentucky Mine, June, 1996

Giant Gypsum from a Kentucky Mine, June, 1996, Mineral News

Bloomington Mineral Fossil & Gem Show 1996, August, 1996

Bloomington Mineral Fossil & Gem Show 1996, August, 1996, Mineral News

Ben F. Clement Mineral Museum, January, 1997

Ben F. Clement Mineral Museum, January, 1997, Mineral News

Minerals near Tateville, Pulaski Co., KY, November, 1997

Minerals near Tateville, Pulaski Co., KY, November, 1997, Mineral News

Minerals of the Walker Vein, Central Kentucky Fluorspar District, June, 2000


Smithsonite Discovery in Cave in Rock, Illinois, September, 2001

Smithsonite Discovery in Cave in Rock, Illinois, September, 2001, Mineral News
Article posted on this website

Unusual Minerals in the Illinois-Kentucky Fluorspar District, May, 2003

Unusual Minerals in the Illinois-Kentucky Fluorspar District, May, 2003, Mineral News

Bancroft: A First Timer’s Report, September, 2004

Bancroft: A First Timer's Report, September, 2004, Mineral News

Re-examination of Some Minerals from the Cave in Rock Area, April, 2005

Re-examination of Some Minerals from the Cave in Rock Area, April, 2005, Mineral News

2005 San Diego Collecting Trip, October, 2005

2005 San Diego Collecting Trip, October, 2005, Mineral News

Spherical Sphalerite from Bardstown, Kentucky, August 2010

Spherical sphalerite from Bardstown, KY Mineral News, 2010

Rock & Gem

One of the largest circulating hobby magazines in the U.S.

Falls of the Ohio – Indiana’s Newest State Park, Nov. 1994

Falls of the Ohio - Indiana's Newest State Park, Nov. 1994, Rock and Gem

Rocks and Minerals

The oldest amateur publication of its type in North America.

Kentucky Mineral Locality Index, Nov.-Dec. 2006

Kentucky Mineral Locality Index, Nov.-Dec. 2006, Rocks and Minerals
Couldn’t scan article due to binding – this is the cover

Others

Managing a Fossil Park in an Urban Environment, in PaleoParks – The protection and conservation of fossil sites worldwide, Notebooks in Geology, Book 3, 2009