What is #10 on the hardness scale?
what are Diamonds.
Jon sees that the quarts hes experimenting on is a bit shiny and writes it down, what is he writing about?
What is "Luster"?
Does the rock cycle go forever?
What is No?
True or False, Gypsum is harder than a finger nail.
What is False?
How is a Igneous rock formed?
What is "By lava or magma crystallizing in or on earths surface"?
What is #1 on the hardness scale?
What is Talc.
What does the term "Compaction" mean?
What is "Crushed or Compressed"?
What is one main type of Metamorphic rock
What is "Ether Slate, Quartzite, or Marble
What is #8 on the hardness scale?
What is Topaz.
What does the term "Melting" mean?
What is "Liquefying due to heat"?
What is #9 on the scale?
What is Corundum.
What does the term "Cooling mean?
What is "Becoming less hot"?
What is a fingernail on the hardness scale?
What is 2.5.
What does the term "Luster" mean?
What is "The feel or appearance of a substance or surface