Gold Behavior in Weathering Products of Quartz Vein in Mintom Area South Cameroon (Central Africa)

来源 :地球科学国际期刊(英文) | 被引量 : 0次 | 上传用户:shuimeihua
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
Gold mineralization in Mintom area, south Cameroon was studied in a tropical forest setting using X-ray diffraction, inductively coupled plasma-atomic emission spectrometry (ICP/AES) and inductively coupled plasma-mass spectrometry (ICP/MS) respectively f
其他文献
We analyzed the elemental concentrations and the isotopic compositions of helium and argon in Cambrian to Jurrassic aged Gastropod, Ammonite and Trilobite fossi
本院2004年2月-2008年1月开展了早期乳腺癌保留乳头改良根治术(又称皮下乳腺切除加腋窝淋巴结清扫术)同期硅胶假体植入乳房再造术20例,效果满意。现报告如下。
The CASA (Carnegie-Ames-Stanford) ecosystem model based on satellite greenness observations has been used to estimate monthly carbon fluxes in terrestrial ecosy
The lower Yangtze River undergoes intense anthropogenic activities and various natural progress compared to the upper-middle reaches. We explore the aqueous geo
局部的麻醉对于预防和减轻痛苦很有效,因为它可以反向的阻断神经冲动的传导。另外,它还具有价格相对便宜、安全、以及耐受性好等特点。局部麻醉适用于多种疼痛症状,并能够通过多种途径实施麻醉:局部的和皮内注射、手术前的局部麻醉以及为了减轻持续性疼痛、手术中与手术后的疼痛和一些顽固性慢性疼痛而进行的鞘内注射,
Multispectral satellite image and digital elevation model (DEM) have emerged as the primary data sources for the mapping of landforms. They offer an opportunity
A gravity survey was conducted along the Mizuho traverse routes in austral summer of 1999-2000 by the 41st Japanese Antarctic Research Expedition (JARE-41). The
This article describes an improved data acquisition system from a previous system dedicated to one-sensor site studies, aimed at recording ambient vibrations (m
桡骨远端骨折临床常见,占全身骨折的1/6。研究发现骨折后常可合并腕关节不稳,然而在治疗中往往被临床医生所忽略,导致不同程度的腕关节功能障碍。不稳定的桡骨远端骨折其X影像学
本科2000年10月-2003年12月收治的老年新鲜股骨粗隆间骨折中,随访资料完整的共132例,其中作假体置换(PR)的5例,现分析如下。