Mineral tests
Themed · AI-assisted original · Content checked · Criss-cross style
Mineral tests
Distinguish scratch resistance, powdered color and ways a mineral breaks.
How a mineral surface reflects light, using US spelling (6)
Arrows move · Space changes direction · Enter selects the next clue
Across→
Down↓
About Mineral tests
3 Across answers meet 5 Down answers. Distinguish scratch resistance, powdered color and ways a mineral breaks. Use US spelling for the surface-reflection term.
Subject vocabulary · Topic knowledge can help with some clues.
10 × 10 grid · 8 clues · Criss-cross style
Print this puzzle & answer key →A pencil kind of person?
Print a clean copy. Your entered letters stay off the page.
Mineral tests
Themed · 10 × 10 · ClueFill · AI-assisted original · Content checked
Across
3. Breakage of a mineral along surfaces other than cleavage planes (8)
7. Solid with an ordered internal arrangement of atoms (7)
8. Resistance to scratching in the Mohs comparison (8)
Down
1. How a mineral surface reflects light, using US spelling (6)
2. Mass divided by volume (7)
4. Tendency of a mineral to split along preferred flat planes (8)
5. Surname attached to the ten-level mineral hardness scale (4)
6. Color of a mineral's powder (6)