Moh's Hardness Scale - Education Set phenakite The design as an organic

The design as an organic edge to it

Approximate size of 1 bowl: 25cm x 25cm x 7cm

the ancestor of the squid

This type of awakening helps you feel more in-tune with yourself and increases your inner intuition

Approximate weight for 1 opal: 8g

Moh's Hardness Scale - Education Set phenakite The design as an organicDescription: These Moh's hardness scales contain the 9 primary minerals of the Mohs hardness scale (excluding diamond) mounted on an identification plaque. A Mohs Hardness Scale sample kit is a collection of reference minerals with known hardness values, typically ranging from 1 (the softest) to 10 (the hardest), used to test and compare the hardness of unknown materials. Users can scratch the materials with one another to determine the relative