| 21. | In 2008, it was announced that shocked quartz was discovered.
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| 22. | On the Yakac1k Hill, there are limestone and quartz deposits.
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| 23. | Tremolite forms by metamorphism of sediments rich in dolomite and quartz.
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| 24. | Some assemblages such as sapphirine + quartz indicate very high temperatures.
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| 25. | Many quartz halogen ALU or Silverback ) lamps must be used.
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| 26. | Its summit consists of nonmarine quartz sands of the Cockfield Formation.
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| 27. | Their composition includes amphibolites, quartz feldspar, Phyllites and slate.
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| 28. | In the North West corner is found dacite and quartz andesite.
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| 29. | Quartz mining predominated but there was some placer mining as well.
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| 30. | Nicholls also played in the Quartz, before joining Black Sabbath.
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