Study on the reactive system of consisting of potash feldspar-phosphate rock-hydrochloric acid
The acidproof bricks with high performances were produced by using kaolin, quartz sand, refractory waste, K-feldspar and barium carbonate.
In the course of weathering, the color of potash feldspar will change, and the red color of meat can be turned into grey and white.
The Dashankeng gneiss located in the northeastern Dabie mountains is composed mainly of potassium feldspar, plagioclase and quartz with minor hornblende, biotite and allanite, belonging to monzonitic granitic in composition.
Biotite (hornblende) two-feldspar gneiss and (5) Fault br.
The protoliths of quartz jadeitite include metamorphosed granite, trondhjemite, acidic volcanic rocks and feldspar-quartz sandstone.
Experimental synthesis of 13x zeolite molecular sieve which is an important byproduct with high additional value in distilling potassium from potassium feldspar is studied in this paper.
Symbiosis with acidic potassium feldspar, plagioclase, biotite.
The sherdscontain quartz, feldspar, calcspar and sericite as well as some charcoal.
granit is S-type and its evolution sequence might begranomonzonite → muscovite-granite(outcrop) → feldspar-granit →muscovite-granite(core);
The deposit is an alkali-feldspar granite type Ta deposit.
The reserves of iron, barium, antimony, silver, fluorite, potash feldspar, white mica and other20 minerals are of a considerable scale.
It's got lower aluminium and more magnesium relative to silicon, so it has a lower abundance of feldspar [minerals], and so it has clearly undergone a unique geological history.
Under P-stress, mobilization and utilization of structural K in gneiss and feldspar by maize Zea mays l.
Early Yanshanian intrusions are mainly adamellite, biotite K-feldspar granite with small amount of granodiorite.
The kaolinite dissolution from feldspar grow much mineral intercrystal porosity.
Jadeite jade consists of minerals of pyroxene, amphibole and feldspar groups.
There are different sediment origins for Saximiao formation on both east and west sides of work area, shown in the distribution of feldspar content, carbonate rock cuttings and sandbody cycle.
Z-shaped superposed folds formed by nearly vertical gneiss and feldspar-quartz veins are widely developed in East Qinling Precambrian metamorphic rocks.
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