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Rocks & Minerals (Earth Sciences, Books): Amazon KDP category data
Amazon Books Best Sellers data for Rocks & Minerals (Earth Sciences, Books), updated Nov 2, 2026: median price $19.99, median 126 reviews, average rating 4.6 and a KDPTop opportunity score of 35/100 (highly competitive).
| Price range (middle 50%) | $13.66 – $24.98 |
|---|---|
| Average rating | 4.6 |
| New releases (90 days) | 9% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 8% of the parent category Earth Sciences (1,495), one of the easier corners under it.
Top 10 Rocks & Minerals best sellers
-
Salt: A World History
- List rank#1
- Price$10.81
- Rating4.3
- Reviews4,651
-
Rocks and Minerals of the United States Identification Field Guide | Waterproof | Easily Find & Identify Crystals, Gems, Geodes, and Rocks | Ideal for Rockhounds, Hikers, Beginners & Kids
by Rock Chasing
- List rank#2
- Price$29.95
- Rating4.7
- Reviews563
-
Crystals for Beginners: The Guide to Get Started with the Healing Power of Crystals
by Karen Frazier
- List rank#3
- Price$12.23
- Rating4.8
- Reviews41,821
-
National Geographic Pocket Guide to Rocks and Minerals of North America | cycling-equipment
by Sarah Garlick
- List rank#4
- Price$12.95
- Rating4.7
- Reviews2,447
-
Texas Rocks And Minerals Identification Field Guide | Waterproof | Easily Find & Identify Texas Crystals, Gems, Geodes, and Rocks | Rockhounding Book For Beginners, Kids, & Experts
by Rock Chasing
- List rank#5
- Price$29.95
- Rating4.7
- Reviews124
-
New England Rocks And Minerals Identification Field Guide | Waterproof | Find And Identify Rocks, Crystals, & Minerals in Massachusetts, Connecticut, New Hampshire, Rhode Island, Maine, and Vermont
by Rock Chasing
- List rank#6
- Price$29.95
- Rating4.5
- Reviews48
-
Gemstones of the World: Newly Revised Fifth Edition
by Walter Schumann
- List rank#7
- Price$24.26
- Rating4.7
- Reviews2,104
-
Strata: Stories from Deep Time
by Laura Poppick
- List rank#8
- Price$18.19
- Rating4.5
- Reviews186
-
California Rocks And Minerals Identification Field Guide | Waterproof | Easily Find And Identify California Crystals, Rocks, Minerals, and Gems | Ideal for Rockhounds, Hikers, Beginners & Kids
by Rock Chasing
- List rank#9
- Price$29.95
- Rating4.7
- Reviews111
-
A Field Guide to Rocks and Minerals (Peterson Field Guides)
by Frederick H. Pough
- List rank#10
- Price$19.99
- Rating4.7
- Reviews353
Same niche in Kindle eBooks: Rocks & Minerals
FAQ
Is Rocks & Minerals a good niche for Amazon KDP?
Its KDPTop opportunity score is 35/100, which makes it highly competitive. The median best seller has 126 reviews and sells for $19.99.
How many reviews do you need to rank in Rocks & Minerals?
The median best seller has 126 reviews, and 42% of them have fewer than 100.
What do Rocks & Minerals best sellers cost?
The median price is $19.99; half of the best sellers are priced between $13.66 and $24.98.
Can new books break into Rocks & Minerals?
9% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.