Flash FeedMohs Hardness Scale and Common Minerals flashcards
The ten Mohs minerals in order, and what scratches what. 26 cards. Tap a card to flip it.
The cards
How this deck was checked
On 2026-10-20, every card was compared with a primary source and with a second source from a different publisher. The comparison was done automatically, not by a teacher, so a card can still be wrong. Flash Feed is not affiliated with any source named here.
Sources
- Primary source Mohs Hardness Scale (U.S. National Park Service, nps.gov)
- Second source Mohs scale of mineral hardness (Wikipedia, en.wikipedia.org)
- Second source Mohs Hardness Scale (Geology.com, geology.com)
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