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Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase . [ 1 ] Trondhjemites that occur in the oceanic crust or in ophiolites are usually called plagiogranites .
Tonalite–trondhjemite–granodiorite (TTG) rocks are intrusive rocks with typical granitic composition (quartz and feldspar) but containing only a small portion of potassium feldspar. Tonalite , trondhjemite , and granodiorite often occur together in geological records , indicating similar petrogenetic processes. [ 1 ]
Trondhjemite is an orthoclase-deficient variety of sodium-rich tonalite with minor biotite as the only mafic mineral, named after Norway's third largest city, Trondheim. [7] Tonalites, together with granodiorites, are characteristic of calc-alkaline batholiths formed above subduction zones. [8]
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How to clean your oven with a dishwasher tablet. All you need for this hack is a dishwasher tablet (or two) and a bowl of warm water. Many have reported success with Finish Deep Clean tablets ...
Traditional oven cleaners contain sodium hydroxide (lye), solvents, and other ingredients, [3] They work best when used in a slightly warm (not hot) oven. If used in a self-cleaning oven, the lye can cause permanent damage to the oven. Some oven cleaners are based on ingredients other than lye. These products must be used in a cold oven.
Did you know that mineral oil can be used to remedy a range of everyday complaints, ranging from dry skin to a flaky scalp? Yep, it might just be one of the most versatile products in your beauty ...
A TikTok video revealing the proper way to clean a dirty stovetop is blowing people’s minds. TikToker Taira Goy (@taira.goy) shared a clip demonstrating how to lift her electric coil cooktop in ...