metamorphic


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Related to metamorphic: metamorphic facies

metamorphic

, metamorphous
(of rocks) altered considerably from their original structure and mineralogy by pressure and heat
References in periodicals archive ?
Metamorphic rocks have transformed into a new type of rock through the process of being buried and heated deep in the Earth's crust.
The research team compiled data on the temperatures and depths at which the metamorphic rocks formed and then evaluated how these conditions have changed systematically through geological time.
At least three complexes of metamorphic and igneous rock and 12 magma complexes helped create some areas in Quang Ngai (Ba To and Tra Bong districts).
Hourglass-zoned biotite is not widely recognized, but has been reported in metamorphic terrains in Ontario, Canada (McCarron et al., 2014), in Nevada (Camilleri, 2009) and New Mexico (Grambling, 1986), and is likely present in the Pyrenees (Lister et al., 1986, their Fig.
The formed metamorphic cells were distributed uniformly in the solidified structure and the granular and fibrous Pb diffused on the S (Cu)-based substrates (Figure 5(a)).
The bright blue of 'Denim' (pictured above), is derived from a crystalline metamorphic rock obtained from only one quarry in the world, in Turkey.
There's an eerily metamorphic quality to it, like something stirring from a slumber to unleash a pent-up energy!"
In works on paper that often double as performance scores, Jackson Mac Low foregrounded the metamorphic forms--lettristic, phonemic, graphic, semantic--that emerged when, invoking the spirit of play, he put elements of chance in conversation with intention.
(5) Title: "Differential Gene Expression during Larval Metamorphic Development in the Pearl Oyster, Pinctada fucata, Based on Transcriptome Analysis." Through RNA sequencing, the authors studied changes in the gene expression pattern during the metamorphic development of a pearl oyster.
Quartz, feldspar and chlorite minerals indicated that the sediments were transported from igneous and metamorphic rocks and the hematite and goethite indicated the continental environment for the studied formation.
Large Ion Lithophile Elements (LILE) (barium, strontium), some transition metals (cobalt, except nickel) and High Field Strength Elements (HFSE) (niobium, zirconium, and yttrium) in stream sediments that are associated with beryl exhibited low content about metamorphic rocks.