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Plagioclase from
Penghu Islands, Penghu County, Taiwan


Locality type:Archipelago
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view Penghu Islands, Penghu County, Taiwan
Data Identifiers
Mindat Occurrence Record ID:1355978
Long-form Identifier:1:3:1355978:2
GUID (UUID V4):dadab2f8-01aa-4214-89a0-46cc0a42a7eb
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
ON THE LATE-MIOCENE SEDIMENTS IN PENGHU ISLANDS (PESCADORES), TAIWAN WEI-MIN WANG,I HSUEH-WEN YEH,z PEI-YUAN...Agricultural Chemistry, National Taiwan University, Taipei, Taiwan, Republic of China 2 3 Institute...Nankang, Taipei, Taiwan, Republic of China Department of Earth Sciences, National Taiwan Normal University...University, Taipei, Taiwan, Republic of China Abstract-Clay mineral compositions from 2 paleosol profiles...on the late-Miocene sediments in Penghu Islands (Pescadores), Taiwan, are characterized by random X-ray
Journal (article/letter/editorial)
characteristics of Paleogene basalts drilled from western Taiwan: Records of initial rifting at the southeastern...Taipei 11529, Taiwan Department of Geosciences, National Taiwan University, Taipei 10617, Taiwan Department...Sciences, National Cheng Kung University, Tainan, Taiwan d Department of Physics and Earth Sciences, University...Department of Earth Sciences, National Taiwan Normal University, Taipei, Taiwan f Exploration & Production Business...Corporation, Taiwan g Exploration & Production Research Institute, CPC Corporation, Taiwan b c a r t i
Journal (article/letter/editorial)
Road, Nangang District, M Taipei City, 11529, Taiwan ED 2: The Institute for Geoscience Research (TIGeR)... PT 3: Department of Earth Sciences, National Taiwan University, No. 1, Section 4, Roosevelt Rd, CE...CE Da’an District, Taipei City, 10617, Taiwan AC 4: Institute of Geosciences, Shizuoka University,...subduction–related mantle xenoliths from the Penghu Islands, western Taiwan. The investigated xenoliths have equilibrated...symmetry from [100]– to [010]–axial pattern in Penghu xenoliths results from deformation and intra-crystalline
Journal (article/letter/editorial)
Science, Taichung 404, Taiwan, ROC Institute of Oceanography, National Taiwan University, P.O. Box 23-13...Taipei 106, Taiwan, ROC c Department of Geosciences, National Taiwan University, Taipei 106, Taiwan, ROC d...using an SP2000 spectrophotometer at the National Taiwan University. Calibration curves were constructed...The phenocrysts consist predominantly of lath plagioclase and interstitial clinopyroxene in tholeiite;...tholeiite; of clinopyroxene, olivine and plagioclase in alkali olivine basalt; and of olivine and clinopyroxene
Journal (article/letter/editorial)
Formation of the Upthrust Slate Belt, SouthCentral Taiwan Alan D. Smith & Charles Lewis To cite this article:...Formation of the Upthrust Slate Belt, South-Central Taiwan, International Geology Review, 49:1, 1-13, DOI:...Formation of the Upthrust Slate Belt, South-Central Taiwan ALAN D. SMITH Department of Geological Sciences...Laboratory, National Cheng Kung University, Tainan, Taiwan, R.O.C. Abstract Pillow lavas and massive flow...volcanism in the Upthrust Slate Belt of central Taiwan. The lavas are alkali-olivine basalts that have
Journal (article/letter/editorial)
IN IRON-RICH CALCAREOUS SOIL AND BLACK SOILS OF TAIWAN CHUANG-WEN PAl, MING-KUANG WANG, W EI-MIN WANG...of Agriculture Chemistry, National Taiwan University, Taipe i, Taiwan Abstract-The iron-rich calcareous...calcareous soil (Typic Rhodustalf) from the Penghu island group represents a volcanic area. The bl ack soils (Typic...Endoaquoll, Typic Hapludolls) are typical of eastern Taiwan. Four A horizons and a pedon from the iron-rich...developed from the complicated geologic site of eastern Taiwan . These smectites transformed to smectite-kaolinite
Journal (article/letter/editorial)
on the Late-Miocene Sediments in Penghu Islands (Pescadores), Taiwan l Chlorite 615, 649 Christidis, George...an Andesite and a Rhyolite to Bentonite, in the Islands of M i l t s and Kimolos, Aegean, Greece 379 Chromium...from Halloysite Aggregates in the Weathering of Plagioclase, by Gi Young Jeong 270 Frank-Kamenetskii, Viktor...from Halloysite Aggregates in the Weathering of Plagioclase 270 Jeong, Gi Young, Vermicular Kaolinite Epitactic...on the Late-Miocene Sediments in Penghu Islands (Pescadores), Taiwan, by Wei-Min Wang, Hsueh-Wen Yeh,
Journal (article/letter/editorial)
intraplate basalts from Hainan Island, the Penghu Islands, northern Taiwan and post-collision arc basalts from...spreading center), Reed Bank Seamounts, Paracel Islands, and ophiolite pillow lavas from Mindoro and Palawan...fragments now manifest as the Paracel Islands, Dongzha Islands, Reed and Macclesfield Banks, Dangerous...Dangerous Grounds and Luconia Shoals with Borneo and Taiwan with mainland China (McCabe et al., 1985; Rangin...southwestern subbasins, Hainan Island, Penghu, Dongzha and Paracel Islands, Scarborough Seamounts, Reed Bank
Journal (article/letter/editorial)
province), Xilong (Zhejiang province), and NU Penghu (Taiwan) for geochemical analysis. The basalt samples...province, Xilong in Zhejiang province, and Penghu in the Taiwan Strait. These new data 4 ACCEPTED MANUSCRIPT...extension around the Taiwan Strait has resulted AC in basaltic volcanism in the Fujian–Taiwan region (Chung...may have propagated northeastwards to the Fujian–Taiwan region (Chung et al., 1994; Fig. 1). From east...to the Pliocene. The IP T basalts from Penghu near Taiwan are considered to be the product of passive
Journal (article/letter/editorial)
National Museum of Natural Science, Taichung, Taiwan 404, R.O.C. 2 Institute of Geology, Chinese Academy...Institute of Oceanography, National Taiwan University, Taipei, Taiwan 106, R.O.C. 4 Department of Earth...Sciences, National Cheng Kung University, Tainan, Taiwan 701, R.O.C. (Received November 19, 2007; Accepted...Environmental Changes, Academia Sinica, Taipei, Taiwan. Calibration curves were constructed using US Geological...spectrometer at National Cheng Kung University, Tainan, Taiwan. Nd isotopic ratios were normalized to 146Nd/144Nd
Journal (article/letter/editorial)
xenoliths consist primarily of moderate-K2O plagioclase, Ti-Al-rich clinopyroxene and CaO-rich orthopyroxene;...Ti-Fe oxides might or might not be present. The plagioclase is the most dominant phase (approx. 60–70 vol...subhedral olivine, augite and plagioclase phenocrysts in the matrix of plagioclase laths, intersertal augite...The spectacular outcrop containing abundant plagioclase megacrysts and a lesser amount of gabbroic xenoliths...contain mainly clinopyroxene, orthopyroxene, and plagioclase, corresponding to the lithology of gabbro to
Journal (article/letter/editorial)
National Museum of Natural Science, Taichung 404, Taiwan, ROC College of Earth Sciences, Jilin University...Institute of Oceanography, National Taiwan University, Taipei 106, Taiwan, ROC d Department of Earth Sciences...Sciences, National Cheng Kung University, Tainan 701, Taiwan, ROC e Earth Dynamic System Research Center, National...National Cheng Kung University, Tainan 701, Taiwan, ROC b c a r t i c l e i n f o Article history:...Natural Science, 1, Kuan Chien Rd., Taichung 404, Taiwan, ROC. Fax: +886 4 23221730. E-mail address: ksho@mail
Journal (article/letter/editorial)
structures. The crystallization sequence is olivine þ plagioclase, ulvöspinel, clinopyroxene, and apatite. A nearly...foliation (locally a lineation), defined by aligned plagioclase, is common in the layered portions of the Ulvö...Complex. It is most easily recog- Fig. 5. (a) Plagioclase lamination in a light layer from RZb. Length...photograph ¼ 5 mm. (b) Dark layer in RZa showing plagioclase core with a postcumulus rim with entrapped cumulus...interstitial clinopyroxene (light gray) and plagioclase (white). Length of photograph ¼ 5 mm Character
Journal (article/letter/editorial)
Taipei, Taiwan, 106 Department of Agricultural Chemistry, National Taiwan University, Taipei, Taiwan, 106...Affairs, Taipei, Taiwan, 235 Abstract—Chinmen Island is located in the west of the Taiwan Strait, 15 km...ON Chinmen Island is located in the west of the Taiwan Strait and is ~15 km from the coast of Fukien Province...Province (Figure 1). It is the largest of the islands near the Hsiamen (Amoy) Harbor. The depth of the...The kaolin is mined for the pottery industry in Taiwan, and it is the most productive kaolin deposit of
Journal (article/letter/editorial)
volcanic cone is situated in Longhai County, Fujian Province, near the Taiwan Strait, northeast of the South...around the Taiwan Strait and resulted in the emplacement of intraplate basalts in the Fujian –Taiwan region...including those basalts in northwestern Taiwan (Chung et al., 1995), Penghu Island (Ho et al., 2000), and Longhai...anomalies due to fractional crystallization of plagioclase, the absence of Eu anomalies in the xenoliths...Although the Miocene (23 – 20 Ma) northwestern Taiwan basalts are older than the Niutoushan basalts,
Journal (article/letter/editorial)
interpreted as the geochemical fingerprint of plagioclase (Pl). The ‘ghost Pl’ signature suggests refertilization...xenoliths from Anyuan, Qilin, Mingxi, and the Penghu Islands show high degrees of melt extraction and carbonatite-melt...1994. Late Cenozoic basaltic volcanism around the Taiwan strait, SE China: product of lithosphere–asthenosphere...basaltic rocks from southeastern China and Penghu islands. Bulletin of National Museum of Natural Science... 2002. Mantle xenoliths from Tenerife (Canary Islands): evidence for reactions between mantle peridotites
Journal (article/letter/editorial)
melting, possibly by decompression melting of plagioclase/spinel- and spineMherzolite. It is proposed that...Most sampled lavas are ofaphyric or sparsely (plagioclase-, clinopyroxene, + olivine-) phyric tholeiite...tholeiites are aphyric to sparsely plagioclase-phyric and reflect plagioclase-dominated ( P I + O I ) fractionation...the olivine tholeiites which comprise sparsely plagioclase-, olivine- and clinopyroxene-phyric lithologies...indicate the presence of sparse accumulated plagioclase but, in view of their ubiquity, more probably
Journal (article/letter/editorial)
arcs (Avacha of Kamchatka arc and Iraya of Luzon–Taiwan arc) to fertile spinel lherzolite of highpressure...et al., 2003a), and Iraya volcano of the Luzon–Taiwan arc (Arai and Kida, 2000; Arai et al., 2004). Geological...symplectite is, however, formed only between plagioclase and olivine, and its spinel is almost colorless...favorable to be a reaction product between calcic plagioclase and olivine on cooling (e.g. Takahashi, 1986)...together with dark green spinel between olivine and plagioclase. In peridotite, hornblende (pale yellowish brown
Journal (article/letter/editorial)
Amsterdam [CL] A new genetic model for the East Taiwan Ophiolite and its implications for Dupal domains...Ta[wan UniversiO', 245 Choushan Road, Taipei 10770, Taiwan, ROC b Minerals and Land Use Program, Bureau of...accepted December 26. 1991 ABSTRACT The Miocene East Taiwan Ophiolite (ETO) has been suggested to have been...Pliocene Lichi Melange of the Coastal Range, eastern Taiwan. Based on the structure of the slow-spreading Mid-Atlantic...areas near Kuanshan in the Coastal Range, eastern Taiwan are characterized by simple mineralogy, general
Journal (article/letter/editorial)
a Department of Geology, National Taiwan University, Taipei, Taiwan b Institute of Geology, Chinese Academy...of Geology, National Taiwan University, 245 Choushan Road, Taipei 106-17, Taiwan. Fax: + 886-2-3636095;...mafic rocks are porphyritic with augite and plagioclase as major phenocryst phases, the felsic rocks...neutron activation analyses (INAA) at National Taiwan University. The results are given in Table 1 and...Hainan island (Flower et al., 1992), the Fujian-Taiwan region (Chung et al., 1994, 1995) and postspreading
Journal (article/letter/editorial)
locations S08-18 and S08-32 in Nansha Islands (Spratly Islands), respectively, where Mesozoic granitoids...fragment which ro resembles the neighboring Nansha Islands and Liyue Bank. Therefore, studies on the re ...blocks, e.g., North Palawan, Liyue Bank, and Nansha Islands, drifted southward from the SCB (Holloway, 1982;...biotite-amphibole granodiorites that mainly consist of plagioclase, quartz, amphibole, K-feldspar, and biotite (Table...biotite monzonitic granites that mainly consist of plagioclase, K-feldspar, quartz, and biotite (Table 1). Titanite
Journal (article/letter/editorial)
and oceanic shoshonitic series, e.g. the Aeolian Islands Volcanic Arc (Gioncada et al., 1998), the West...%) and clinopyroxene (39.4 vol.%). Abundant plagioclase joins these phases in the shoshonitic (high-alumina)...totally replaced by chlorite with tiny biotite, plagioclase, K-feldspar, apatite needles and altered glass...altered absarokite samples consists dominantly of plagioclase, pyroxene, magnetite and analcite. Shoshonitic...contains quenched crystals of biotite (Mg#64.4). Plagioclase (Table 5 in the Appendix) forms microphenocrysts
Journal (article/letter/editorial)
crustal origin for the Jiaohe pyroxenites from plagioclase-bearing protoliths is further supported by positive...spinel and clinopyroxene, resembling those of plagioclase/clinopyroxene pairs in seawater-altered oceanic...inheriting their O isotope characteristics from plagioclase prior to transformation to these minerals during...assuming that they experienced metamorphism with plagioclase-rich, low-pressure 414 S.-Y. Yu et al. / Earth...typical characteristic of plagioclase-bearing rocks. As a consequence, plagioclase might be expected to be
Journal (article/letter/editorial)
chlorite and reduction of plagioclase, leaving only pyroxene and plagioclase in the residue. The ratio...normal MORB, exactly like the ratios in most ocean islands, island arcs, and some continental rift suites...Pacific areas from references 30-39, and for ocean islands and floor from references 40-45. eTSr/aSSr of...FUJIAN I i F j • t L ~ ( ~ ~ "~" NANg~A " ISLANDS ,:::::s HAINAN I. EAST CHINA SEA ;ss:N (' ...Tertiary. and Quaternary volcanic rocks of Taiwan and thc Penghu Islands arc from Jahn et al. [48] and Shih [49
Book
Arc-Oceanic Plateau Collision;Santa Isabel, Solomon Islands 10 The petrology and mineralisation of the plutonic................ O in the northeastern Solomon Islands arc, exposed rock units include: pillow basalts...Arc-Oceanic Plateau Collision; Santa Isabel, Solomon Islands n santa isabel “ ” Contact: R. J. Arculus;...Gondwana break-up? 33 Xenoliths from the Kerguelen islands: mantle metasomatism and continent formation 34.................. Xenoliths from the Kerguelen islands: mantle metasomatism and continent formation T
 
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