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adding an enchanting touch to any display
kaleidoscope of colours
the Ruby Corundum is a prized addition to any collection or jewelry piece
The Citrine crystals within the geode typically display mesmerizing shades of purple
Mohs Hardness Scale Rock Kit adding an enchanting touch toSize: 21 x 14 cms Weight: 38 grams (Avg) Location: Made in USA Product Description: This educational collection showcases the 10 minerals that comprise Mohs Hardness Scale, a fundamental tool for geologists and mineralogists. Each mineral specimen is carefully selected and labeled to illustrate its corresponding hardness rating, from 1 (softest) to 10 (hardest). The collection includes: 1. Talc (Mohs hardness: 1) 2. Gypsum (Mohs hardness: 2) 3.
