Periodic Table
T-Shirts & more
from the

Merch Store

previous home next

The INTERNET Database of Periodic Tables

There are thousands of periodic tables in web space, but this is the only comprehensive database of periodic tables & periodic system formulations. If you know of an interesting periodic table that is missing, please contact the database curator: Mark R. Leach Ph.D.

Use the drop menus below to search & select from the more than 1300 Period Tables in the database: 

  Text Search:       

Year:  1969 PT id = 624

Mazurs Periodic System of Chemical Elements

A foldout from the Mazurs book, Graphical Representations of The Periodic System During 100 Years.

Mazurs said he drew it in 1967 and published it in 1969: ref. E Mazurs, A new numeration of periods in the periodic system and the Kessler Principle for the construction of the periodic table, Canad. Chem. Edu. 4(3), 21-23, 1969.

It is a Janet's modified system to show the irregularities – Lu, Cr, Pd etc. Click here for a larger version:

Mazurs PT

Thanks to Philip Stewart for the tip!

Top of Page

previous home next
What is the Periodic Table Showing? Periodicity

© Mark R. Leach Ph.D. 1999 –

Queries, Suggestions, Bugs, Errors, Typos...

If you have any:

Suggestions for links
Bug, typo or grammatical error reports about this page,

please contact Mark R. Leach, the author, using

This free, open access web book is an ongoing project and your input is appreciated.