Use "earth's crust" in a sentence

1. Into the Earth's crust

---

2. In the Earth's crust

---

3. Of the Earth's crust)

---

4. In the diagram each horizontal line has hitherto been supposed to represent a thousand generations, but each may represent a million or more generations; it may also represent a section of the successive strata of the earth's crust including extinct remains

---

5. As Lyell has well remarked, the extent and thickness of our sedimentary formations are the result and the measure of the denudation which the earth's crust has elsewhere undergone

---

6. — —, variations of internal, producing elevations and depressions in the earth's crust, C

---