A. Diamond and mica B. Mica and orthoclase C. Quartz and felspar D. Felspar and corundum 相关知识点: 试题来源: 解析 C Explanation: Two most common and essential mineral constituents of granite are: Quartz and Felspar.反馈 收藏
The meaning of CLAY MINERAL is any of a group of hydrous silicates of aluminum and sometimes other metals formed chiefly in weathering processes and occurring especially in clay and shale.
Describes the mineralogy of the Estes Quarry in Cumberland County, Maine. Mineral species found in the granite pegmatite; Location and history of the quarry; Geologic setting; Geology of the pegmatite; Methods of mineral identification; Rock-forming pegmatite minerals; Accessory minerals.doi:10.1080...
A very hard mineral composed of silica, SiO2, found worldwide in many different types of rocks, including sandstone and granite. Varieties of quartz include agate, chalcedony, chert, flint, opal, and rock crystal. [GermanQuarz, from Middle High Germanquarc,of Slavic origin.] ...
(Minerals) a pale brown, or green, or colourless mineral of the mica group, found in plutonic rocks such as granite and in sedimentary rocks. It is used in the manufacture of lubricants, insulators, paints, and Christmas "snow". Composition: potassium aluminium silicate. Formula: KAl2(AlSi3...
The formation of kaolin-group minerals in the weathering profile of granite, under the humid, temperate climate as found in Korea, was studied by X-ray dif... GY Jeong - 《Clays & Clay Minerals》 被引量: 70发表: 2000年 A STUDY ON CLAY MINERALS FROM THE REE-RICH WEATHERED CRUST DEVELOP...
Hornblende is a rock-forming mineral that is an important constituent in acidic and intermediate igneous rocks such as granite, diorite, syenite, andesite, and rhyolite. It is also found in metamorphic rocks such as gneiss and schist. A few rocks consist almost entirely of hornblende. Amphibolit...
7.a mineral consisting of tantalum oxide of iron and manganese that occurs with niobite or in coarse granite; an ore of tantalum.一种由铁和锰的钽氧化物组成的矿物,与铌铁矿共生,亦见于粗糙的花岗岩中,是一种钽矿石。 8.a red to reddish brown mineral consisting of iron oxide hydroxide (FeO(HO...
A new tantalate of cesium and antimony has been found in granite pegmatites of the Kola Peninsula; the mineral is named for its chemical composition.doi:10.1080/00206818209449624A. V. VoloshinTaylor & Francis GroupInternational Geology Review
No potassium did we find in thismineral. 在这种矿石中我们没有发现钾. 《简明英汉词典》 This preciousmineralis found in many provinces. 许多省都有这种珍贵矿物. 《现代英汉综合大词典》 Zemel says that when calcium levels are low, the body releases a hormone that helps squeeze the most out of ...