It takes the average reader 4 hours to read Gemmologists' Compendium by Robert Webster
Assuming a reading speed of 250 words per minute. Learn more
The first part of the book is a comprehensive glossary of gemstones and the terms used in connection with them. The second part contains tables of essential information for gem identification. There are also sections on such useful topics as cuts for gemstones, synthetic and manufactured gems, test for precious metals and conversion formulae.
Gemmologists' Compendium by Robert Webster is 240 pages long, and a total of 60,000 words.
This makes it 81% the length of the average book. It also has 73% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 5 hours and 27 minutes to read Gemmologists' Compendium aloud.
Gemmologists' Compendium is suitable for students ages 12 and up.
Note that there may be other factors that effect this rating besides length that are not factored in on this page. This may include things like complex language or sensitive topics not suitable for students of certain ages.
When deciding what to show young students always use your best judgement and consult a professional.
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