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Articles

Here is a selection of articles I've written about different mineralogical subjects.

An Encounter With Poison Ivy!

06/06/2022
In October of 2009, the Walker Mineralogical Club had a trip to the Pinchin Quarry, actually, a series of old marble quarries and waste dumps […]
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An overview of History, Geology and Mineralogy

06/07/2022
Introduction The Cobalt-Gowganda Silver mining area (Cobalt Camp) of Ontario was one of the most prolific silver mining areas in the world. Over 600 million […]
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Arsenic – Darkening Upon Exposure

06/06/2022
A while back I was trimming some pieces of native arsenic from the occurrence at Port Alberni, British Columbia. I was surprised when I first […]
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Bancroft Gem and Mineral Club Mineral Museum

06/06/2022
There is a new mineral museum in Canada! The Bancroft Gem and Mineral Club Mineral Museum (Mineral Museum) is located in Bancroft, Ontario. Bancroft is […]
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Broken Hammer Mine

06/06/2022
Introduction The Broken Hammer PGE-copper deposit was originally discovered by Wallbridge Mining Company Ltd geologists in the fall of 2003, using grass-roots exploration techniques. The […]
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Campbell Red Lake Mine Gold Specimen Recovery

06/10/2022
The Campbell Red Lake Mine The Campbell Mine is one of the great gold mines of the world, having produced well over 11.15 million troy […]
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Cobalt Mining Camp

06/06/2022
View the locations of the famous mines and other interesting data. This is the Cobalt Mining Camp as it existed in 1913.To view the various […]
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Copper Collecting at Mamainse Point, Ontario, Canada

06/08/2022
Mamainse Point has long been known as a source of copper, in particular, native copper. Since the earliest times in North America, prospectors, explorers and […]
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Copper Crystals at Cape D'Or, Nova Scotia

06/08/2022
I’ve always liked the idea of living in Nova Scotia, since I graduated from the Haileybury School of Mines many years ago and have had […]
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Cubanite From Canada

06/08/2022
INTRODUCTION Cubanite is a relatively common constituent of sulphide mineralization containing copper. For instance, most people think that all of the copper recovered in the […]
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El Indio Mine, Coquimbo, Chile, Rodalquilarite, Alunite, etc.

12/28/2022
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Examination of Sperrylite-Bearing Sulphide Specimens with a CT Scanner

06/10/2022
David K. Joyce, Newmarket, OntarioDr. Donald V. Doell, Grafton, Ontario Introduction In 2016, David K Joyce (DKJ) met up with co-author Dr. Donald V. Doell […]
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Gibson Road East: Collecting in the Calcite Vein-Dykes

06/09/2022
By David K. Joyce and Raymond McDougall The land around Gibson Road East, near Tory Hill, Ontario abounds with calcite vein-dykes and the minerals that […]
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Mary River Iron Project

06/11/2022
General During August of 2007, I was privileged to visit the Mary River Project of Baffinland Iron Mines Ltd. (Baffinland), in the Arctic region of […]
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Mineral Collecting in Morocco

06/11/2022
General Last November, mindat.org, the awesome internet mineralogical database and forum, plus the Spirifer Geological Society, from Poland, organized a mineralogical conference in Morocco. The […]
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Mineral Occurrences in the Paleozoic Rocks of Southwestern Ontario

06/11/2022
Background There are about 40 limestone and dolomite quarries in south-western Ontario but only a few of them have produced significant mineral specimens. All of […]
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Mines of the Cobalt-Gowganda Area

06/12/2022
This listing of mines of the Cobalt-Gowganda area is a distillation of the mines listed in “Silver Cobalt Calcite Veins of Ontario, Ontario Department of […]
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Quartz Japan-Law Twins at Foley Peak, British Columbia

06/08/2022
Dave Van Dieren came to visit me at my home in Kamloops back in 1986. He is a mining and mineral processing engineer and he […]
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Quiruvilca Mine Visit

06/12/2022
In 2013, my collecting partner, Ray McDougall, and I had a unique opportunity visit and collect at the Quiruvilca Mine in Peru. Ray is a […]
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Red Lake Mine Gold Specimen Recovery Project

06/10/2022
About the Red Lake Mine and Specimen Recovery General The Red Lake Mine, owned by Goldcorp Inc., of Toronto, Ontario, Canada, is, currently, the highest […]
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Seasonal Mineralization as Aid to Sports Fishing

06/13/2022
General For an extended period of time, each year, during winter in Canada, huge deposits of a common mineral, ice, inundate us. The focus of […]
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Steep Rock Iron Mine – Memories from 1969

06/13/2022
In 1969, I was fourteen years old. I was a very keen mineral collector and my brother Brian and I were members of the “Rockids”, […]
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Sudbury Mining District – History, Geology and Mineralogy

06/13/2022
By David K. Joyce, Newmarket, Ontario and Roger Poulin, Val Caron, Ontario Introduction The Sudbury Mining Area is one of the most prolific metal mining […]
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Tanco Mine, Bernic Lake Manitoba

06/14/2022
Background The Tanco Mine is a tantalum-cesium-lithium producer located in Southern Manitoba, Canada, east of Winnipeg. The pegmatite, which does not outcrop to surface, was […]
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The A.E. Seaman Mineral Museum

06/04/2022
I have been fortunate, over the years, to visit the A.E. Seaman Mineral Museum of Michigan Technological University several times. The Museum is located in […]
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The Bay of Fundy, Nova Scotia

06/12/2022
I have visited the Bay of Fundy area many times in the past few years, mostly together with my friend and collecting partner Raymond McDougall. […]
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The Engineer Mine, Atlin, British Columbia

06/08/2022
Introduction The Engineer Mine has been an intriguing source of gold for over a century. Born as an offshoot of the Klondike gold rush, the […]
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The Musselwhite Mine

06/10/2022
The Musselwhite Mine The Musselwhite gold mine has quietly grown into a giant deposit since it first opened in 1997. It is wholly owned by […]
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The Road to the Red Cloud Mine

06/12/2022
Introduction I’m new to Arizona. I’ve grown up in and lived most of my life in Canada. That means the desert landscapes, flora, fauna and […]
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Thunder Bay Amethyst

06/14/2022
This article is jointly authored by Raymond McDougall, David K. Joyce and Ian Nicklin. Except as otherwise credited, all photographs are R. McDougall photos. Just […]
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World Class Howlite Crystals in Nova Scotia

06/08/2022
General One of my favourite collecting spots is the howlite locality at Iona, Cape Breton Island, Nova Scotia. It is the only place in the […]
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