The Best Mineralogy Books of 2023

💲 ORGANIZE YOUR INVESTMENTS: Have you made money on cryptocurrency? Now’s the time to get organized and prepare for when you wish to cash out your crypto’s or add more! Stonebook provides you plenty of space to record your login information for all appropriate sites.

🔒 SECURE YOUR WALLETS: Have you backed up your Mnemonic Phrase yet? Lost track of Bitcoin Paper Wallets? Stonebook offers an unhackable 100% offline solution to keep track of your Recovery Phrases and Private Keys.

⭐️ HIGH-QUALITY MATERIAL: Stonebook is a premium crafted notebook, made of artisan grade stone paper that is water & tear resistant!

✒️ PEN-FRIENDLY: Stonebook works great with ballpoint pens and will not allow ink to bleed-through! If you want to add additional security, Stonebook also works wonderfully with a ghost pen.

❓ ENCRYPTION METHOD INCLUDED: Instructions are included on how to use Shieldcrypt…a new approach to encrypting your private keys on paper. It utilizes easy to remember passwords that you create to mask certain private key characters. This method will help ensure absolute privacy & security in the event your Stonebook falls into the wrong hands.

Penguin Books

DISCOVER CRYSTAL TREASURE - Break open these rocks to reveal amazing crystals inside! Geology doesn’t get more exciting than breaking open rocks and finding crystal treasures. A great STEM activity that also makes an excellent gift for girls and boys!

COLORFUL VARIETY – Geodes can form with a wide variety of crystals inside. These geodes have been hand-selected to bring you the best variety available.

100% NATURAL GEODES – These real specimens may be as big as a tennis ball, or as small as a ping-pong ball. Kids will love the thrill of cracking them open to see the natural beauty inside. This STEM activity emphasizes fun and discovery!

16 PAGE FULL-COLOR LEARNING GUIDE – You’ll learn all about the fascinating science behind how geodes are formed in the detailed, full-color learning guide. National Geographic educational toys make science and learning fun, and are the perfect STEM gifts for boys and girls!

SATISFACTION GUARANTEED – The National Geographic STEM series provides kids high-quality educational toys that are a whole lot of fun! If your experience is anything less than extraordinary, let us know so we can make it right for you.

A CLASSROOM CLASSIC: this 6-pack of 1-subject notebooks helps you identify your subjects at a glance with color-coding efficiency; color assortment may vary

THE RIGHT RULING: these 8" x 10-1/2", college-ruled notebooks fit more writing per page than wide-ruled sheets; each notebook provides 70 double-sided sheets with red margin lines

PERFECT PERFORATION: Dependable micro perforated sheets retain your must-have notes but still detach cleanly when you’re ready to revise

GLIDE FROM PAGE TO PAGE: Your favorite gel or ballpoint pens will move effortlessly across these smooth pages for A+ notes with minimal ink bleeding or show-through

3-HOLE PUNCHED: Every notebook comes 3-hole punched to fit a standard binder; take along one notebook or several to save extra trips to the locker

3 Mini Notebooks Packaged Together As One Set

4X 5.5- 96 Pages

Blank, Lined, And Graphed Interiors

Product Dimension: 5.5"L X 4.0"W X 0.75"H