Search Results for: Optical elements any material
region indicating high fe (iron) content. [ ] characteristics reported in thirangoon, , include: most of the crystals examined contained bohmite or kaolinite crystals. the presence of these minerals indicates the samples were not heat treated. laser ablation studies confirm the presence of trace elements
ti, v, cr, fe, and ga, which are similar to rubies from other sources. aappaluttoq samples contained high fe, low v, and low ga content. chromium content varied widely depending on the colour of the samples, ranging from light pink to dark red. population-field plotting of trace elements shows a good...
https://en.wikipedia.org/wiki/Gemstone_industry_in_Greenland