4. Fluorite (4 iron nail. 5), 5. Apatite (glass 5. 5), 6. Feldspar (6 file steel. 5), 7. Quartz (7 plate s PERSIE) 8. Topaz 9. Corundum 10. Diamond1. The strength of the bond holding atoms together? S completes the hardness? a minute? General. Which has stronger ties, your fingernail or a glass of water? 2. What object can scratch a glass table, a staple of copper, one of? Broken iron or steel wire? 3. The stoichiometric pancreatitis is fr? Frequently used? to do well. The stoichiometric compound is widely pancreatitis? E talc. What pr? Sureties would you take in cleaning wells soapstone? 4. The garnets are commonly used? S in rings and other jewelry. There are several types of garnets and their levels of hardness? 6? 7. 5. If you? Were a jeweler, would you have an assortment of garnet in the m? Me container, or if you wrap each s? By? Lying? Explain your r? Ponse.5. What is hardness? a porcelain plate (non-porcelain tiles? maill? e)? Min? Eral leave a powder PERSIE on the floor because the tiles scratches min? Eral. What minutes? Eral (s) on the eye will leave a Mohs scale work? N? E powder on the floor? 6. Kim has an opal that has fallen? on an old ring. It pr? Sees maintaining the opal, which has a hardness? 5 or 6, with her? min samples? eral. It will be the opal s? SAFETY?. How is this possible?
April 10th, 2011 on 10:55 pm
1. Fingernail 2.5; glass 5.5 so water glass.
2. Glass 5.5; copper 3.5/iron 4.5/steel 6.5 — so steel.
3. Talc has hardness 1 so anything can scratch it — do not use abrasives even calcite abrasives and certainly not steel wool.
4. Separate. 7.5 ones would scratch the 6 ones.
5. Streak plate is 7. Talc/Gypsum/Calcite/Fluorite/Apatite/Feldspar
6. Her mineral samples must all have hardnesses less than 5.