1. Please write today’s Bell Work answer and explanation on a sheet of notebook paper. Students have a mineral sample that produces a white streak and has crystals with six sides. Which of these results would tell the students whether the mineral sample is calcite or quartz? AThe mineral can be scratched by talc. BThe mineral can be scratched by topaz. CThe mineral can be scratched by feldspar. DThe mineral can be scratched by sulfur. SEPTEMBER 14, 2015

2. 0707.7.1 The Earth Use a table of physical properties to classify minerals.

3. Mineral Review Brainpop

4. Which of these is a characteristic of a mineral? A It has a noncrystalline structure. B It exists in a liquid state. C It is a natural substance. D It has a varying chemical composition.

5. Which of these is a characteristic of a mineral? A It has a noncrystalline structure. B It exists in a liquid state. C It is a natural substance. D It has a varying chemical composition.

6. Students have a mineral sample that produces a white streak and has crystals with six sides. Which of these results would tell the students whether the mineral sample is calcite or quartz? A. The mineral can be scratched by talc. B. The mineral can be scratched by topaz. C. The mineral can be scratched by feldspar. D. The mineral can be scratched by sulfur.

7. Students have a mineral sample that produces a white streak and has crystals with six sides. Which of these results would tell the students whether the mineral sample is calcite or quartz? A. The mineral can be scratched by talc. B. The mineral can be scratched by topaz. C. The mineral can be scratched by feldspar. D. The mineral can be scratched by sulfur.

8. Students were observing a green, odorless mineral, with no visible crystals. The mineral was very soft, with a slick, soapy feel. They compared its characteristics to the table below. Which of these were the students most likely observing? A. Talc B. Sulfur C. Halite D. Quartz

9. Students were observing a green, odorless mineral, with no visible crystals. The mineral was very soft, with a slick, soapy feel. They compared its characteristics to the table below. Which of these were the students most likely observing? A. Talc B. Sulfur C. Halite D. Quartz

10. Students in a science class were observing properties of an unknown mineral. The mineral was soft enough to be scratched by a fingernail. The students compared the hardness of the mineral to the chart below. Which mineral could the students have been observing? A. Gypsum B. Calcite C. Apatite D. Feldspar

11. Students in a science class were observing properties of an unknown mineral. The mineral was soft enough to be scratched by a fingernail. The students compared the hardness of the mineral to the chart below. Which mineral could the students have been observing? A. Gypsum B. Calcite C. Apatite D. Feldspar

12. A student wanted to identify a mineral based on the flow chart below. The mineral was yellow and odorless. The student scratched the mineral with a steel knife and a penny, but not with a fingernail. Based on this flow chart, which mineral could the student have been observing? A. Sulfur B. Quartz C. Gold D. Halite

13. A student wanted to identify a mineral based on the flow chart below. The mineral was yellow and odorless. The student scratched the mineral with a steel knife and a penny, but not with a fingernail. Based on this flow chart, which mineral could the student have been observing? A. Sulfur B. Quartz C. Gold D. Halite

14. Which of these is a characteristic of a mineral? A. It has a noncrystalline structure. B. It exists in a liquid state. C. It is a natural substance. D. It has a varying chemical composition.

15. Which of these is a characteristic of a mineral? A. It has a noncrystalline structure. B. It exists in a liquid state. C. It is a natural substance. D. It has a varying chemical composition.

16. Which is the hardest mineral on the Mohs scale? A. talc B. fluorite C. quartz D. diamond

17. Which is the hardest mineral on the Mohs scale? A. talc B. fluorite C. quartz D. diamond

18. The way a mineral reflects light is called its A. texture B. cleavage C. luster D. streak

19. The way a mineral reflects light is called its A. texture B. cleavage C. luster D. streak

20. Minerals flashcards | Quizlet

21. Exit Ticket Imagine you are trying to determine the identity of a mineral. You decide to do a steak test. You rub the mineral across the streak plate, but the mineral does not leave a streak. Has your test failed? Explain your answer.