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Mohs Hardness Scale Rock Kit knightia Weight: 538 grams

USD749.50 USD789.50

Pay in 4 interest-free payments of $187.38 Learn more

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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 6 - Sep 11

Notes

Hard rule
Description

Weight: 538 grams

Composition: Chrysanthemum Stone (Andalusite or Chiastolite)

making it a relatively durable gemstone

showcasing its distinctive triangular shape and serrated edges

Mohs Hardness Scale Rock Kit knightia Weight: 538 gramsSize: 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.

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

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