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Description
Crystal Mining Kit - DIY Geology Science Dig Excavate Gemstones MineralsThis educational kit allows young mineral hunters to dig for their very own crystals, using the kit's digging tool to unearth treasures from a tough plaster "rock". The kit includes a plaster rock with eight (8) individual crystals, a digging tool, drawstring pouch for storing crystals, and more. A handy magnifying glass lets mineral hunters examine their treasures and study their different features. Once the crystals have been excavated, they can be
- This educational kit allows young mineral hunters to dig for their very own crystals, using the kit's digging tool to unearth treasures from a tough plaster "rock".
- The kit includes a plaster rock with eight (8) individual crystals, a digging tool, drawstring pouch for storing crystals, and more.
- A handy magnifying glass lets mineral hunters examine their treasures and study their different features.
- Once the crystals have been excavated, they can be displayed proudly in an attractive display case included with the kit.
- Recommended for ages 5 years and up.
- Challenge your child's imagination with 4M toys and kits.
- 4M educational toys cover a wide range of educational subjects and include science kits, arts and crafts kits, robotics kits, and more.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 16 reviews
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Product Reviews
★★★★★ 5
Perfect cartridges for my Dr. Pen M8 – sterile, secure, and seamless fit
I've been using these replacement cartridges with my Dr. Pen M8 for a couple weeks now, and they're a standout. First off, the packaging is top-notch – everything arrived tightly sealed with no damage, which is crucial for sterile medical-grade supplies like these. No leaks, no mess, just clean and professional presentation right out of the box.
What really sets these apart is how flawlessly they integrate with the Dr. Pen M8. They snap in effortlessly with a secure lock, no wobbling or compatibility issues during sessions. The single-use design suspended in individual sterile packaging gives real peace of mind – I can tell they're fresh and uncontaminated every time, which is non-negotiable for at-home microneedling.
Pros:
Excellent sterile suspension packaging prevents contamination
Perfect fit and function with Dr. Pen M8
High-quality build feels reliable for multiple uses
No real cons here – these cartridges perform consistently and make the whole process smoother. If you're running a Dr. Pen M8, these are a smart, hassle-free choice that delivers on hygiene and performance. Highly recommend for anyone serious about clean, effective treatments
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Reviewed in the United States on April 24, 2026
★★★★★ 5
Fits with my Sergand pen!
These fit perfectly with my Sergand pen! Best price I could find on Amazon! I use on my face and they make for a perfect at home microneedling.
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Reviewed in the United States on May 22, 2026
★★★★★ 5
36 pin micro needle cartridges.
My favorite microneedling cartridges. They are reliable and have never let me down.
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Reviewed in the United States on April 30, 2026
★★★★★ 5
Excelente
Los amé tal y como recuerdo haberlos comprado
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Reviewed in the United States on May 12, 2026
★★★★★ 5
Cartucho
Son buenos y accesibles
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026
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