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- The types of mineralized rocks are fine grained biotite gneiss and silicalites. 礦化類型為含金黑雲變粒岩型、含金硅質岩型。
- Epidote may be quite conspicuous. 綠簾石有時相當顯著。
- Gneiss is called bastard granite. 片麻岩叫作粗花崗岩。
- 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. 北大別東部大山坑片麻岩主要由鉀長石、長石和石英組成,少量角閃石、雲母和褐簾石,成分為二長花崗質。
- Archean metamorphic rock, mainly by amphibolite facies of the plagioclase biotite gneiss, amphibolite plagioclase gneiss, biotite change granulite and plagioclase amphibolite, and other components. 太古宙變質岩石，主要由屬於角閃岩相的黑雲斜長片麻岩、角閃斜長片麻岩、黑雲變粒岩和斜長角閃岩等組成。
- The Late Archaean Fuping Group of the Xiaojue region in Pingshan County, Hebei Province contains three main metamorphic rock types, i.e. K felspar leucoleptite, semipelitic biotite leptite and biotite gneiss, and hornblendic rocks. 河北平山小覺地區晚太古代阜平群含有三種主要錶殼岩性質的變質岩類，即鉀長淺粒岩類，黑雲變粒岩－片麻岩類和角閃質岩石類。
- The zircons (sample No. F103) from biotite plagioclase gneiss of the Lower Fuping Group yield an up intercept age of 2 484 Ma and a concordia age of 2 332 Ma, interpreted as crystallization and anatexis timing, respectively. 結果前者得到 1) ( 2 4 84± 37)Ma不一致線上交點年齡 ,被認為是阜平片麻岩深成結晶年齡 ;
- Also found in the belt are phlogopite tremolite schist, biotite (-bearing) plagioclase amphibolite, dioritic gneiss, meta-quartz dioritic rock, fine-grained trondhjemite, adamellite, pegmatitic vein. 此外還有金雲母透閃石岩、(含)黑雲斜長角閃岩、閃長質片麻岩、變石英閃長質岩石、細粒奧長花崗岩、二長花崗岩、偉晶岩脈等。
- U-Pb dating of zircon from gneiss at Nanhuang in East Anhui. 皖東南黃片麻岩的鋯石U-Pb年齡。
- So the dark mica in this granite should be called biotite. 那麼,在這塊花崗岩中的黑色雲母類礦物就應當叫做黑雲母了。
- A ore contains 74% wollastonite, 10% epidote, 8% quartz, 7% calcite. 某硅灰石礦硅灰石含量約佔74%25,雜質礦物主要為綠簾石約佔10%25、石英佔8%25、方解石佔7%25。
- The REE of breccia biotite schist represents feature of oceanic tholeiite. 角礫狀黑雲母片岩的REE具有洋脊拉斑玄武岩特徵；
- The biotite adamellite is the main metallogenetic rock body in the orefield. 晉寧晚期的岩漿活動強烈,黑雲二長花崗岩是礦區主要成礦岩體。
- Gneiss, a metamorphic rock, can be commonly found in Precambrian areas. 片麻岩，一種變質岩，通常在前寒武紀地層中出現。
- Biotite is a subordinate constituent of the mafic and ultramafic rocks generally. 黑雲母一般是鎂鐵質及超鎂鐵質岩石中的次要成分。
- Any of various altered basic igneous rocks colored green by chlorite, hornblende, or epidote. 綠岩因含有綠泥石、角閃石或綠簾石而呈綠色的任一種變質火成岩
- The pyroclastic rock fragments comprise quartzite, schist, gneiss, basalt, andesite, rhyolite and quartz. 火成岩的碎塊成分主要為石英岩、岩、麻岩、武岩、山岩和流紋岩.
- The nickel mineralization is contained in a layered basic massif surrounded and underlain by an Archean gneiss complex. 此處鎳礦化產於一層狀基性岩塊內，其四周和下面都為太古代片麻岩雜岩圍繞。
- Early Yanshanian intrusions are mainly adamellite,biotite K-feldspar granite with small amount of granodiorite. 燕山早期侵入岩以二長花崗岩、黑雲鉀長花崗岩為主,其次為花崗閃長岩。
- Any of various altered basic igneous rocks colored green by chlorite,hornblende,or epidote. 綠岩因含有綠泥石、角閃石或綠簾石而呈綠色的任一種變質火成岩。
