Garnet pegmatite and allied rock types and in certain low grade metamorphic phyllites. Spessartine of an orange-yellow is found in Madagascar. Violet-red spessartines are found in rhyolites in Colorado and Maine. Blue pyrope–spessartine garnets were discovered in the late 1990s in Bekily, Madagascar. This type has also been found in parts of the United States, Russia, Kenya, Tanzania, and Turkey. It changes color from blue-green to purple depending on the color temperature of viewing light, as a result of the relatively high amounts of vanadium (about 1 wt.% VO). Other varieties of color-changing garnets exist. In daylight, their color ranges from
Operation Gemstone Magruder and Dean both gave public and private testimony that was very damaging to John Mitchell. For his part, Liddy remained silent until the publication of his memoir "Will" in April 1980. However, all four men have publicly stated that the February 4 meeting adjourned without Mitchell having expressed any approval for any of Liddy's plans. More specifically, all four participants have publicly agreed that the break-in of the Democratic National Committee's Watergate offices, generally considered the emblematic crime of the Watergate scandal, did not come up in the meeting. Operation Gemstone In the context of the Watergate scandal, Operation