It takes the average reader 5 hours and 20 minutes to read Minerals and Gemstones by Dr. David C. Cook
Assuming a reading speed of 250 words per minute. Learn more
Chances are, at different points of the day, you're standing right on top of buried treasure. That's because deep beneath the Earth's surface, valuable rocks, minerals and gemstones are being formed. "Minerals & Gemstones" is an accessible and informative reference guide to more than 300 of the Earth's natural treasures, from simple sandstones to coveted lapis lazuli, jade, and diamonds. Learn what the Earth is made of, how its rocks were formed, and how minerals and gems are used today. Organized by internationally recognized classification groups, each entry includes a detailed color photograph and a key information table including specifications such as its luster, transparency, specific gravity, hardness, crystal habits, and associated minerals. Pocket-sized guide is convenient for fieldwork and school.
Minerals and Gemstones by Dr. David C. Cook is 320 pages long, and a total of 80,000 words.
This makes it 108% the length of the average book. It also has 98% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 7 hours and 17 minutes to read Minerals and Gemstones aloud.
Minerals and Gemstones 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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