`Granite Supreme' Peach

Phony Peach and Peach Mosaic

Emanation from Granite Countertops

Emanation of radon ( 222 Rn) from granite countertops was measured using continuous and integrating radon monitors, and in air collected from encapsulated pieces of the countertops. A majority of the countertops emitted a measurable amount of radon. Although the granites contained the precursors, no thoron ( 220 Rn) emanation was detected. Gamma-ray spectroscopy was used to determine amounts of...

Supreme Court

Th ere is no doubt that the U.S. Supreme Court has in-fl uenced the politics of the country. As a public body, the Court is a highly visible part of the federal government. Th is has always been so, even when the justices met briefl y twice a year in the drafty basement of the Capitol. Yet the idea that the Court itself is a political institution is controversial. Th e justices themselves have ...

Weathering of Stone Mountain Granite

The weathering of Stone Mountain Granite (adamellitc) forms kaolinite, endcllite, allophane and gibbsite of which kaolinite is the most stable. Bulk density ranges from 2.65 in fresh rock to a minimum of 1.48 in saprolite. It is a good index of weathering. Abrasion pH ranges from 5.0 in saprolite to 9.3 in fresh rock, and is direct]y related to bulk density and the amount of clay mineral. Among...

Supreme Leader's Viewpoint

A precise and comprehensive knowledge of nature of issues is among the most important affair related to the same issue so that through this knowledge a better judgment and decision can be achieved. It gains more importance in the case of Islamic awakening due to numerous analyses sometimes quite contrastive (such as its Arabian, American or Islamic nature). This article tries to find the nature...