Turnstone Geological Services Limited

P.O. Box 1000, Campbellford, Ontario, Canada K0L 1L0


Turnstone logo, based on the ruddy turnstone -
a well- travelled shorebird [17 kb]

e-mail enquiry address [19 kb]

Field-, Laboratory- & Library-Based Research ...
Earth-Sciences Databases & Materials Characterization ...
Resources for Informed Decision-Making...
Economic Geology, Mineralogy, Petrography ...
Metals, Meteorites, Archaeology...


Last revised on Saturday, 03 June / dernière modification samedi, le 3 juin 2023

Rock of the Month List & Index [NOW with 264 ARTICLES]

MoM ------- ------- Menu of Meteorite Topics ------- ------- RWB

Browse the Turnstone site, or view and print a
1-page summary of services and achievements (posted 19 Sept. 2022, pdf, 274 kb)

EXTRA: Birds, flowers, more: Natural History of the
Crowe Bridge Conservation Area [slide show] & local ecology

Now click on a button below, or use the quick-link lines beneath ...

and, purely historical...

Webmaster Graham Wilson --- principal testing in/for Netscape 4.x to 7.1 & (2005-),
Mozilla Firefox 1.0 to 100.0 (F. Quantum, 57.0 on, 64-bit - 01 Dec. 2017 - 04 May 2022), to 113.0 (11 May 2023) plus
(Oct. 2013-Dec. 2021) BlackBerry Z10; (2019-2020) OnePlus 6T on Android 9;
and (Dec. 2021-) Samsung Galaxy A32 5G on Android 11, 12 and (29 Dec. 2022) 13.
This site has "https:" status, SSL/TLS certificate activated 05 July 2022.

Unless otherwise indicated, material on this site is copyright G.C. Wilson / Turnstone G.S.L., 2001-2023.

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End of original content on this page - below: guest links, traffic counters and easy-access internal links
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Guest links:
University of Waterloo e-mail portal
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Bing search engine
Google search

World Time Zones
CBC Radio and TV - the Voice of Canada

The Guardian

The Independent


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Additional links, projects, interests

Bank of Canada (noon) Currency Exchange Rates
OANDA rates for currency conversion
Precious-Metal & other Price Quotes (Kitco)
Precious-Metal & other Price Quotes (Commodity.com)
Magnetic Declination (NRCan)
NOAA Aurora Forecasting
Geological Map of the World
Ontario ENDM databases such as AMIS, MDI, OGS publications and assessment files
Exploring Ontario's Many Parks
Ontario Mining Lands Administration System (MLAS)
Alex Strekeisen: superb photomicrographs by Alessandro da Mommio
Earthquake data - USGS
Volcanoes of the World
Recent Volcanic Activity
Meteoritical Bulletin


Detailed Web Site Map
Summary of Activities

MINLIB & Other Databases (in prep.)

Geographic Location of Projects
Take a Look
See the Latest "Rock of the Month"!
Local Feature (Geology & Ecology of Trent Hills district, southeast Ontario)
Tour of Lake Superior
Terms of Business: Graham C. Wilson vis-a-vis Turnstone
Geopolitics: Essay posted on the 100th Anniversary
of the Birth of Canadian Diplomat Escott Reid, 21 January 2005
View without frames or ----- Read and print in pdf format [79 kb]
Download (pdf files) such as:
Glossary of Petrographic Terms (Jan. 2015, 201 kb)
Canadian Meteorite Catalogue (n=73, July 2013, 76 kb)

Chinese-pinyin-English translation
Weather forecast: Beijing
Global Weather & Climate
Weather forecast: Reykjavik, Iceland
Weather forecast: Ireland
Weather forecast: Glasgow (Scotland, UK)
Weather forecast: Chelmsford (Essex, UK)
Weather forecast: Amsterdam
Weather forecast: Madrid
Weather forecast: Havana
Weather forecast: Pittsburgh, PA
Weather forecast: Bethel, ME
Weather forecast: Dease Lake
Weather forecast: Prince George
Weather forecast: Invermere
Weather forecast: Edmonton
Weather forecast: Saskatoon
Weather forecast: Winnipeg


StatCounter, 15 Apr 2013 onwards, logs unique visits
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and currently at least 337 pages on this site
including all ROM 1-264 (view Privacy policy) :