Description
known for its deep red hue
Option- C 100 grams (6pcs Avg)
making it a relatively durable gemstone
Size: 13x10x12
Weight: 538 grams
Mohs Hardness Scale Rock Kit knightia known for its deep redSize: 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.