👁 Image
| Lázaro, Concepción, Blanco-Quintero, Idael F., Proenza, Joaquin A., Rojas-Agramonte, Yamirka, Neubauer, Franz, Núñez-Cambra, Kenya, Garcia-Casco, Antonio (2016) Petrogenesis and 40Ar/39Ar dating of proto-forearc crust in the Early Cretaceous Caribbean arc: The La Tinta mélange (eastern Cuba) and its easterly correlation in Hispaniola. International Geology Review, 58 (8) 1020-1040 doi:10.1080/00206814.2015.1118647 | Journal (article/letter/editorial) | | Cretaceous Caribbean arc: The
La Tinta mélange (eastern Cuba) and its easterly
correlation in Hispaniola
Concepción...Cretaceous Caribbean arc:
The La Tinta mélange (eastern Cuba) and its easterly correlation in Hispaniola, International...Cretaceous
Caribbean arc: The La Tinta mélange (eastern Cuba) and its easterly correlation
in Hispaniola
Concepción...gInstituto de
Geología y Paleontología, Ciudad Habana, Cuba; hInstituto Andaluz de Ciencias de la Tierra, CSIC-Universidad...ultramafic mélange sheet that crops out in eastern Cuba. It is
composed of dolerite-derived amphibolite | 👁 Image
| Cárdenas-Párraga, J., García-Casco, A., Proenza, J. A., Harlow, G. E., Blanco-Quintero, I. F., Lázaro, C., Villanova-de-Benavent, Cristina, Núñez Cambra, K. (2017) Trace-element geochemistry of transform-fault serpentinite in high-pressure subduction mélanges (eastern Cuba): implications for subduction initiation. International Geology Review, 59 (16) 2041-2064 doi:10.1080/00206814.2017.1308843 | Journal (article/letter/editorial) | | serpentinite in high-pressure subduction
mélanges (eastern Cuba): implications for
subduction initiation
J. Cárdenas-Párraga...serpentinite in high-pressure subduction mélanges
(eastern Cuba): implications for subduction initiation, International...serpentinite in high-pressure
subduction mélanges (eastern Cuba): implications for subduction initiation
J. Cárdenas-Párraga...Paleontología, San Miguel del Padrón, Cuba
ABSTRACT
ARTICLE HISTORY
The Sierra del Convento and La Corea mélanges...mélanges (eastern Cuba) are vestiges of a Cretaceous
subduction channel in the Caribbean realm. Both mélanges | 👁 Image
| Cárdenas-Párraga, Juan, García-Casco, Antonio, Harlow, George E., Blanco-Quintero, Idael Francisco, Agramonte, Yamirka Rojas, Kröner, Alfred (2012) Hydrothermal origin and age of jadeitites from Sierra del Convento Mélange (Eastern Cuba) European Journal of Mineralogy, 24 (2) 313-331 doi:10.1127/0935-1221/2012/0024-2171 | Journal (article/letter/editorial) | | origin and age of jadeitites from Sierra del Convento Mélange
(Eastern Cuba)
JUAN CÁRDENAS-PÁRRAGA1,*,...Germany
Abstract: Jadeitite (jadeite jade) from Sierra del Convento (eastern Cuba) occurs in a subduction-related...quartz inclusions and omphacite exsolution in jadeite crystals, as well as
replacement or infilling by...rutile, zircon, and apatite.
Oscillatory zoning in jadeite crystals and zircon ages suggest hydrothermal crystallization...coexisting pyroxenes indicates a temperature of jadeite formation higher than 500 C. Zircon 206Pb/238U | 👁 Image
| García-Casco, Antonio, Rodríguez Vega, A., Cárdenas Párraga, J., Iturralde-Vinent, M. A., Lázaro, C., Blanco Quintero, I., Rojas Agramonte, Y., Kröner, A., Núñez Cambra, K., Millán, G., Torres-Roldán, R. L., Carrasquilla, S. (2009) A new jadeitite jade locality (Sierra del Convento, Cuba): first report and some petrological and archeological implications. Contributions to Mineralogy and Petrology, 158 (1) 1-16 doi:10.1007/s00410-008-0367-0 | Journal (article/letter/editorial) | | PAPER
A new jadeitite jade locality (Sierra del Convento, Cuba): first
report and some petrological and...serpentinite-matrix subduction mélange of the
Sierra del Convento (eastern Cuba) in a context associated
with tectonic...of jadeitite jade and jadeite rocks are
varied and include combinations of jadeite, omphacite,
albite,...MineroMetalúrgico, Las Coloradas s/n., Moa 83329, Holguı́n, Cuba
J. Cárdenas Párraga C. Lázaro I. Blanco Quintero...Obispo no. 61, Plaza de
Armas, 10100 La Habana, Cuba
Y. Rojas Agramonte A. Kröner
Institut für Geowissenschaften | 👁 Image
| Blanco-Quintero, I.F., Rojas-Agramonte, Y., García-Casco, A., Kröner, A., Mertz, D.F., Lázaro, C., Blanco-Moreno, J., Renne, P.R. (2011) Timing of subduction and exhumation in a subduction channel: Evidence from slab melts from La Corea Mélange (eastern Cuba) Lithos, 127 (1) 86-100 doi:10.1016/j.lithos.2011.08.009 | Journal (article/letter/editorial) | | Evidence from slab
melts from La Corea Mélange (eastern Cuba)
I.F. Blanco-Quintero a,⁎, Y. Rojas-Agramonte b...Minero-Metalúrgico, Las Coloradas s/n, 83329-Moa, Cuba
e
Berkeley Geochronology Center, 2455 Ridge Road...the La Corea serpentinite-matrix mélange (eastern Cuba) as centimeter- to
meter-sized blocks and as concordant...2008a; Lázaro et al., 2009). In eastern
Cuba, the Sierra del Convento and the La Corea mélanges (Fig. 1b)...provided a comprehensive P–T–t path for the Sierra del Convento mélange. The data presented by Lázaro et | 👁 Image
| | Journal (article/letter/editorial) | | mélange is distributed in the Caribbean (Guatemala, Cuba, and Dominican Republic),
circum-Pacific (Japan...formation process, fluid that
can be saturated with jadeite (Manning, 1998, 2004) is an
essential component...its pseudomorphs (aggregates of kosmochlor/Cr-jadeite) in many jadeitites (e.g.,
Ou Yang, 1984; Harlow...South of Motagua fault,
Guatemala
3. Sierra del Convento, Cuba
Locality
Jadeitite
Table 1. Summary...jadeitite suggest an approximate P-T condition of jadeite formation at T ¼ 300–400 C and P ¼
0.6–1.2 GPa | 👁 Image
| | Journal (article/letter/editorial) | | paragonite in trondhjemites from the Sierra del Convento mélange, Cuba*
ANTONIO GARCÍA-CASCO†
Departamento...sn, 18002 Granada, Spain
ABSTRACT
In the Sierra del Convento mélange peraluminous trondhjemitic-tonalitic...system. Similar
relations for the albite-free jadeite-bearing assemblages indicate
that the high-pressure...discovered in the subduction-related Sierra del Convento mélange in eastern Cuba
(García-Casco 2005). The mélange...during subduction.
GEOLOGIC SETTING
The Sierra del Convento mélange represents an oceanic
subduction | 👁 Image
| Hertwig, Andreas, McClelland, William C., Kitajima, Kouki, Schertl, Hans-Peter, Maresch, Walter V., Stanek, Klaus, Valley, John W., Sergeev, Sergey A. (2016) Inherited igneous zircons in jadeitite predate high-pressure metamorphism and jadeitite formation in the Jagua Clara serpentinite mélange of the Rio San Juan Complex (Dominican Republic) Contributions to Mineralogy and Petrology, 171 (5) doi:10.1007/s00410-016-1256-6 | Journal (article/letter/editorial) | | oxygen isotope ratios of zircon to distinguish jadeite-rich rocks that
formed by direct crystallization...blueschist host, as well as from loose blocks of
albite-jadeite rock and jadeitite that were all collected from...the blueschist host as well as the other
three jadeite-rich samples generally match zircon domains
of...protoliths of the jadeite-rich rocks. Therefore,
the results suggest that all investigated jadeite-rich rocks...composed predominantly of the sodic clinopyroxene
jadeite. Jadeitites are usually found in association with | 👁 Image
| Lázaro, C., Blanco-Quintero, I.F., Rojas-Agramonte, Y., Proenza, J.A., Núñez-Cambra, K., García-Casco, A. (2013) First description of a metamorphic sole related to ophiolite obduction in the northern Caribbean: Geochemistry and petrology of the Güira de Jauco Amphibolite complex (eastern Cuba) and tectonic implications. Lithos, 179. 193-210 doi:10.1016/j.lithos.2013.08.019 | Journal (article/letter/editorial) | | the Güira de Jauco
Amphibolite complex (eastern Cuba) and tectonic implications
C. Lázaro a,⁎, I.F. Blanco-Quintero...y Carretera Central, San Miguel del Padrón, 11000 Ciudad Habana, Cuba
f
Instituto Andaluz de Ciencias...August 2013
Keywords:
Metamorphic sole
Amphibolite
Cuba, ophiolite
Obduction
a b s t r a c t
The Güira...underlies the Mayarí–Baracoa Ophiolitic Belt (eastern Cuba) and is composed of highly foliated amphibolite...metamorphosed (high P) volcanic-arc terrane of eastern Cuba) suggest that the development of the ophiolite
and | 👁 Image
| | Journal (article/letter/editorial) | | temperature (HP-LT) affinity. The phase stability of jadeite and lithologic context indicate
SC
formation...(rhythmic
zoning and core-cluster fluid inclusions in jadeite, etc. versus clear pseudomorphism or mineral
relics...subduction environment will
crystallize jadeite in lieu of jadeite plus quartz or albite, depending on pressure...lawsonite crystals, commonly with inclusions of jadeite.
Color is light to medium to medium-dark green...localities can contain quartz coexisting with jadeite, with significances as explained for NMM
jadeitite | 👁 Image
| | Journal (article/letter/editorial) | | rare, very tough rock composed predominantly
of jadeite and typically found associated with tectonic blocks...with
jadeite content,
typically from ∼80 to
100 mol%; all jadeite
jades are jadeitites
Jadeite jade:...(more than
∼90%) of
clinopyroxene of
primarily jadeite
composition
(NaAlSi2 O6 )
Serpentinite: a rock...continental margin via
a plate tectonic
collision
Jadeite (NaAlSi2 O6 ) was recognized early on as an anomaly...unusually high density of this mineral. The socalled jadeite problem was taken up almost simultaneously by Sobolev | 👁 Image
| | Journal (article/letter/editorial) | | recognized (e.g.,
Damour,1846): ‘‘jadeite jade’’, which mainly consists
of jadeite (Na-Al-pyroxene) with nominal...techniques, in addition to ‘‘jadeite jade’’ mostly consisting
of jadeite, ‘‘omphacite jade’’ mostly consisting...compositions, pure jadeite and tiny
exsolution blebs of omphacite within jadeite (Fig. 2b),
the composition...occurrence is an association of Napyroxenes with jadeite and omphacite compositions both
showing a complex...pyroxenes that can be classified in the ternary
jadeite (Jd) – Aegirine (Ae) – Wollastonite þ Enstatite | 👁 Image
| Maresch, Walter V., Grevel, Christiane, Stanek, Klaus Peter, Schertl, Hans-Peter, Carpenter, Michael A. (2012) Multiple growth mechanisms of jadeite in Cuban metabasite. European Journal of Mineralogy, 24 (2) 217-235 doi:10.1127/0935-1221/2012/0024-2179 | Journal (article/letter/editorial) | | interpretations
Multiple growth mechanisms of jadeite in Cuban metabasite
WALTER V. MARESCH1,*, CHRISTIANE...literature to be jadeite jade from the subduction-zone complex of the Escambray Massif in
central Cuba have been...microscopy. Although these rocks are indeed rich in jadeite, the bulk rock composition generally conforms to...intergrowths of predominantly Al-rich
glaucophane and jadeite, the latter with rims and patches of omphacite...Topotactic
replacement of magmatic pyroxene by jadeite and omphacite along a broad front encroaching upon | 👁 Image
| | Report (article/chapter) | | 2018
Petrography, mineralogy and geochemistry of jadeite-rich
artefacts from the Playa Grande excavation...of over 100 excavated woodworking tools rich in jadeite, as well as two blueschist artefacts. Permission...(>90 vol% jadeite), which are identical to material known from the RSJC. Two artefacts
are jadeite–lawsonite...showed that the stability field of the
pyroxene jadeite (NaAl[Si2O6]), and of pyroxenes
rich in this component...not considered possible at that time. Studies on jadeite thus
helped to usher in a new era of plate-tectonic | 👁 Image
| Schertl, Hans -Peter, Maresch, Walter V., Stanek, Klaus P., Hertwig, Andreas, Krebs, Martin, Baese, Rauno, Sergeev, Sergey S. (2012) New occurrences of jadeitite, jadeite quartzite and jadeite-lawsonite quartzite in the Dominican Republic, Hispaniola: petrological and geochronological overview. European Journal of Mineralogy, 24 (2) 199-216 doi:10.1127/0935-1221/2012/0024-2201 | Journal (article/letter/editorial) | | interpretations
New occurrences of jadeitite, jadeite quartzite and jadeite-lawsonite quartzite
in the Dominican...Russia
Abstract: New occurrences of jadeitite and jadeite-rich rocks have been discovered in the Rio San...discordant veins of cm to dm thickness in blocks of jadeitelawsonite- or omphacite-garnetbearing blueschist...blueschist of the mélange. Two suites of jadeite-rich rocks can be recognized. The first is represented by quartz-free...quartz-free jadeitite
s.str. (.90 vol% jadeite) found so far only as blocks and boulders. The second | 👁 Image
| Shi, Guanghai, Harlow, George E., Wang, Jing, Wang, Jun, Enoch, N.G., Wang, Xia, Cao, Shu Min, Enyuancui, W. (2012) Mineralogy of jadeitite and related rocks from Myanmar: a review with new data. European Journal of Mineralogy, 24 (2) 345-370 doi:10.1127/0935-1221/2012/0024-2190 | Journal (article/letter/editorial) | | shiguanghai@263.net.cn; shigh@cugb.edu.cn
3
Guangdong Province Material Testing Center, Guangzhou 510080, PR...mineral species, including jadeite, omphacite, kosmochlor, Cr-bearing jadeite-omphacite, albite, celsian...to the paragenetic sequence in the presence of jadeite; however, uvarovite is formed by replacement of...chromite and
does not require the presence of jadeite. At least two stages of jadeitization have been...minerals in Myanmar
jadeitite indicates that the jadeite-forming fluids were rich in Na, Al, Ba, Sr, and | 👁 Image
| Flores, Kennet E., Martens, Uwe C., Harlow, George E., Brueckner, Hannes K., Pearson, Norman J. (2013) Jadeitite formed during subduction: In situ zircon geochronology constraints from two different tectonic events within the Guatemala Suture Zone. Earth and Planetary Science Letters, 371. 67-81 doi:10.1016/j.epsl.2013.04.015 | Journal (article/letter/editorial) | | inclusions that reflect the primary mineralogy (i.e., jadeite) and context (i.e., crystallization
from an aqueous...et al., 2012). Abbreviations for the main units: Sierra de Santa Cruz ophiolite (SSC), Baja Verapaz ophiolite...from the first two locations generally
contains jadeite (Jd), Omp, quartz (Qtz), titanite (Ttn), 7 Ab,...Gln—
glaucophane, Grt—garnet, Hm—hematite, Jd—jadeite, Ky—kyanite, Mca—mica, Mon—monazite, Ms—Muscovite...interpreted as primary, i.e., crystallized with
jadeite as a metasomatic/solution-precipitate because of | 👁 Image
| Escuder-Viruete, Javier, Valverde-Vaquero, Pablo, Rojas-Agramonte, Yamirka, Gabites, Janet, Castillo-Carrión, Mercedes, Pérez-Estaún, Andrés (2013) Timing of deformational events in the Río San Juan complex: Implications for the tectonic controls on the exhumation of high-P rocks in the northern Caribbean subduction–accretionary prism. Lithos, 177. 416-435 doi:10.1016/j.lithos.2013.07.006 | Journal (article/letter/editorial) | | peridotite massifs: GH, Gaspar
Hernández; LC, Loma del Catey; LM, Loma El Morrito; EH, Helechal. Locations:...blueschist (Krebs et al., 2008, 2011),
some containing jadeite-rich lithologies (Schertl et al., 2012). The
serpentinite...1.4 Ma
for eclogite, omphacite blueschist and jadeite blueschist, respectively,
suggesting peak metamorphism...convergence rates of 15–25 mm/yr. New occurrences of jadeite-rich rocks
yield U–Pb SHRIMP zircon ages of 114...subduction-related
Mabujina Amphibolite Complex, Central Cuba. For these authors, the
Precambrian ages suggest | 👁 Image
| | Journal (article/letter/editorial) | | The Nishisonogi jadeitite is characterized by jadeite with a quartz–
inclusion–rich core and quartz–free...jadeitite
is constrained by the assemblage of jadeite + quartz and of clinozoisite + paragonite + quartz...ubiquitously as small bodies in the
Nishisonogi unit. Jadeite crystals in the Nishisonogi jadeitite contain dusty...5D). Nishiyama (1978) erroneously reported that jadeite occurs in
metagabbros and in zoisite rocks. In...In fact, omphacite occurs in these rocks; jadeite only occurs in jadeitite. The
amount of omphacite varies | 👁 Image
| | Journal (article/letter/editorial) | | Volume 112, page 184–196, 2017
REVIEW
Jadeitite ( jadeite jade) from Japan:
History, characteristics, and...identification of jadeite in 1939 changed this interpretation. Japanese jadeitites and jadeite–rich metasomatic...further research. Nevertheless, the designation of jadeite (and jadeitite) as
the national stone of Japan...subduction zone processes.
Keywords: Jadeitite, Jadeite jade, High–pressure metamorphism and metasomatism...National stone of Japan
INTRODUCTION
Jadeitite (‘jadeite’ jade) is a nearly monomineralic rock
composed | 👁 Image
| Wen, Jiabao, Shi, Guanghai, Xing, Biqian, Long, Taafee, Zhang, Jinhong (2023) Unique Interstitial Textures within Coarse-Grained Jadeitite from Kazakhstan and Their Significance in Locality Identification. Minerals, 13 (4) 513 doi:10.3390/min13040513 | Journal (article/letter/editorial) | | into two types: Type I, consisting of almost all jadeite crystals, minor omphacite, and little analcime...comprising mainly omphacite and analcime, with minor jadeite crystals. They both showed no obvious preferred...Jadeitite, a rock composed almost entirely of jadeite and related pyroxenes, is found in the serpentinite...northern Motagua Fault Zone in Guatemala [1–3], Cuba [4], Dominica [5], Japan (Itoigawa–Omi [6], Osayama...such as plagiogranite and metagabbro to generate jadeite, with visible protolith textures [1,23–26]. Rhythmical | 👁 Image
| | Report (article/chapter) | | implications from structural and geochronological data of Cuba
K. P. STANEK1*, W. V. MARESCH2 & J. L. PINDELL3...n. Magmatism ceased at least in
onshore central Cuba at about 75 Ma, probably as the southern edge of...metamorphism of high-pressure metamorphic rocks in Cuba cluster at 70 Ma; rapid uplift/
exhumation of these...Bahamas Platform along the Eocene suture zone in Cuba.
Between the arc’s interaction with Yucatán and...Caribbean. Although magmatism ceased in central Cuba by 75 Ma,
traces of continuing Early Palaeogene | 👁 Image
| Shi, Guanghai, Lei, Weiyan, He, Huaiyu, Ng, Yi Nok, Liu, Yan, Liu, Yingxin, Yuan, Ye, Kang, Zhijuan, Xie, Gen (2014) Superimposed tectono-metamorphic episodes of Jurassic and Eocene age in the jadeite uplift, Myanmar, as revealed by 40Ar/39Ar dating. Gondwana Research, 26 (2) 464-474 doi:10.1016/j.gr.2013.08.007 | Journal (article/letter/editorial) | | tectono-metamorphic episodes of Jurassic and Eocene age
in the jadeite uplift, Myanmar, as revealed by 40Ar/39Ar dating☆...Phengitic muscovite
Myanmar jadeite
a b s t r a c t
The Myanmar jadeite uplift forms an important link...been separated by the Sagaing Fault, leaving the jadeite uplift straddling along the fault between the Belt...B.V. All rights reserved.
1. Introduction
The jadeite uplift in Hpakan area of Kachin State in Myanmar...importance are hotly debated. Both sides of the jadeite
uplift lie in the Indo-Burma Range and the Myitkyina | 👁 Image
| Harlow, George E., Summerhayes, Glenn R., Davies, Hugh L., Matisoo-Smith, Lisa (2012) jade gouge from Emirau Island, Papua New Guinea (Early Lapita context, 3300 BP): a unique jadeitite. European Journal of Mineralogy, 24 (2) 391-399 doi:10.1127/0935-1221/2012/0024-2175 | Journal (article/letter/editorial) | | has been determined to consist of jadeitite – jadeite jade. It is very unusual with
respect to both pyroxene...Pyroxene compositions lie essentially along the jadeite–
aegirine join: Jd94Ae6 to Jd63Ae36, and without...felted
intergrowth of tremolite-actinolite, and jadeite jade or jadeitite, a rock that consists primarily...information. A
good example is a growing recognition of jadeite jade
objects in the eastern Caribbean (e.g., Harlow...sources moving
over recent time from Guatemala to Cuba and Hispaniola
(Garcı́a-Casco et al., 2009, Schertl | 👁 Image
| Yui, Tzen-Fu, Fukoyama, Mayuko, Iizuka, Yoshiyuki, Wu, Chao-Ming, Wu, Tsai-Way, Liou, J.G., Grove, Marty (2013) Is Myanmar jadeitite of Jurassic age? A result from incompletely recrystallized inherited zircon. Lithos, 160. 268-282 doi:10.1016/j.lithos.2012.12.011 | Journal (article/letter/editorial) | | recrystallized/newly-formed contemporaneous with jadeite formation,
or inherited from protoliths. As a result...(Burma) can be divided into the Western
province and the Eastern province, separated by the Sagaing fault
(Fig...The Western province is also named as the Burma microplate,
whereas the Eastern province is part of the...onshore along the
western margin of the Western province (the Burma microplate)
marks the presently active...subduction system (Mitchell, 1993).
The Eastern province of Myanmar is composed of the Paleozoic
Mogok |
|
