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known for its deep red hue
Composition: Chrysanthemum Stone (Andalusite or Chiastolite)
formed through precipitation of silica-rich solutions
and other minerals the bird's intricate features and delicate textures are showcased to perfection
- Polishing: The bowl has been carefully polished to reveal the intricate details of the Orthoceras fossils
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.
US$ 297.50
US$ 657.50
US$ 297.50