Two types of lamina can generally be identified, namely, organic-rich lamina (ORL) and silty-grained felsic lamina (SSFL) (Fig. 2A). Silty-grained K-feldspar, plagioclase, and quartz are dominant in the SSFL (Fig. 2B, D). The K-feldspar content is approximately 70% and the plagioclase...
Rose AW, Kato T, Machesky ML. The significance of biogenic element cycling in ancient tropical soils. Chem Geol. 1993;107:401-3. https://doi.org/10.1016/0009-2541(93)90219-9Rose AW, Kato T, Machesky ML. 1993. The significance of biogenic element cycling in ancient tropical soils. ...
widely interpreted in the press as a violation of Einstein’s dictum that nothing can go faster than the universal speed limit, the speed at which light travels. No one in the scientific community is surprised that the result was
URTeC 1619873 Modeling the Significance of Mechanical Interfaces to Fracture Propagation and Morphology – Geomechanical Models Derived from Outcrop Analysis E.S. Petrie* and J.P. Evans; Utah State University Department of Geology, Logan, UT, USA Copyright 2013, Unconventional Resources Technology Confer...
Wall rock alteration in Adit 4155 m of exploration line 14 (ESM Fig.2).aCross section illustrating thin alteration zone (Bio, biotitization) between the auriferous quartz vein (Qz) and wall rocks.bSilicification (Si) along the schistosity of biotite schist.cBiotite alteration within an aurifero...
The tourmalines from granite are schorl with Fe/ (Fe+Mg) ratios of 0.912-1.00 and Na/(Na+Ca) ratios of 0.892-0.981. Tourmalines as an inclusion in quartz from the ore bodies are dravite with Fe/(Fe+Mg) ratios of 0.212-0.519 and Na/ (Na+Ca) ratios of 0.786-0.997. Tourmalines ...
The tourmalines from granite are schorl with Fe/(Fe+Mg) ratios of 0.9121.00 and Na/(Na+Ca) ratios of 0.8920.981. Tourmalines as an inclusion in quartz from the ore bodies are dravite with Fe/(Fe+Mg) ratios of 0.2120.519 and Na/ (Na+Ca) ratios of 0.7860.997. Tourmalines from ...
inTable 1. For each condition (Table 1), current–voltage and discharge waveforms with plasma on/off time were measured; the results show that there has been no appreciable change in the peak value of current and voltage. The accumulation of wall charges on the inner side of the quartz ...