| 41. | Quartzite is composed wholly of quartz, which has a density of.
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| 42. | The wall has been constructed with huge redden quartzite ashlars.
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| 43. | Inside was a canopic box made of granite with a quartzite lid.
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| 44. | On one side of the canyon is the older granite and quartzite rock.
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| 45. | Located southwest of the city there are quartzite quarries.
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| 46. | This is gray quartzite, which makes the mountain highly resistant to weathering.
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| 47. | They are derived from sandstone, quartzite and basalt.
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| 48. | At this outcrop, it consists of massive thick beds of micaceous quartzite.
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| 49. | The Stiperstones is noted for its tors of quartzite.
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| 50. | Grinding stones were made of quartzite, metamorphic rock.
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