51![](https://www.pdfsearch.io/img/bcf4f5b8cc3757900c7fb32b3a6cc522.jpg) | Add to Reading ListSource URL: www.handbookofmineralogy.comLanguage: English - Date: 2007-09-30 02:53:16
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52![](https://www.pdfsearch.io/img/ac187706187a472d01ae6d5ee26a750a.jpg) | Add to Reading ListSource URL: www.handbookofmineralogy.comLanguage: English - Date: 2007-09-30 01:48:42
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53![](https://www.pdfsearch.io/img/df59f31d2865eaa5bf31d1976851ed68.jpg) | Add to Reading ListSource URL: www.ijs.speleo.itLanguage: English - Date: 2010-03-01 03:52:23
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54![](https://www.pdfsearch.io/img/c55b24df426bd078bb77215d623822bc.jpg) | Add to Reading ListSource URL: www.kgs.ku.eduLanguage: English - Date: 2010-01-20 11:44:23
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55![](https://www.pdfsearch.io/img/9e6fdc1bacd913fe0ba2812dff897110.jpg) | Add to Reading ListSource URL: www.handbookofmineralogy.comLanguage: English - Date: 2007-09-30 01:42:14
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56![](https://www.pdfsearch.io/img/27217e29d346c54a294c9b6c9bae3934.jpg) | Add to Reading ListSource URL: www.handbookofmineralogy.orgLanguage: English - Date: 2007-09-30 00:49:46
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57![](https://www.pdfsearch.io/img/16553c2c25d1d4ac91900d96266535bf.jpg) | Add to Reading ListSource URL: www.handbookofmineralogy.comLanguage: English - Date: 2007-09-30 03:00:06
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58![](https://www.pdfsearch.io/img/a5a953e58fd08ab48773b0bfd808b0bd.jpg) | Add to Reading ListSource URL: www.handbookofmineralogy.comLanguage: English - Date: 2007-09-30 02:54:38
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59![](https://www.pdfsearch.io/img/8abfc8f9a2e624a7d5b130548caf4b96.jpg) | Add to Reading ListSource URL: www.handbookofmineralogy.comLanguage: English - Date: 2007-09-30 02:54:28
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60![](https://www.pdfsearch.io/img/43b0b39fca1d5cd59f4c553bdabbab80.jpg) | Add to Reading ListSource URL: www.handbookofmineralogy.comLanguage: English - Date: 2007-09-30 02:41:34
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