Unusual Mars rock surprises rover scientist
<p><span word="The">The</span> <span word="Mars">Mars</span> <span word="rover">rover</span> <span word="Curiosity">Curiosity</span>, <span word="now">now</span> 63 <span word="days">days</span> <span word="into">into</span> <span word="its">its</span> <span word="two">two</span>-<span word="year">year</span> <span word="exploration">exploration</span> <span word="of">of</span> <span word="the">the</span> <span word="red">red</span> <span word="planet">planet</span>, <span word="has">has</span> <span word="analyzed">analyzed</span> <span word="a">a</span> <span word="football">football</span>-<span word="sized">sized</span> <span word="rock">rock</span> <span word="that">that</span> <span word="NASA">NASA</span> <span word="scientists">scientists</span> <span word="say">say</span> <span word="has">has</span> <span word="some">some</span> <span word="surprisingly">surprisingly</span> <span word="Earth">Earth</span>-<span word="like">like</span> <span word="qualities">qualities</span>.</p><p><span word="Curiosity">Curiosity</span>'<span word="s">s</span> <span word="engineers">engineers</span> <span word="on">on</span> <span word="Earth">Earth</span> <span word="put">put</span> <span word="the">the</span> <span word="drilling">drilling</span> <span word="and">and</span> <span word="sampling">sampling</span> <span word="tools">tools</span> <span word="on">on</span> <span word="the">the</span> <span word="rover">rover</span>'<span word="s">s</span> <span word="robotic">robotic</span> <span word="arm">arm</span> <span word="to">to</span> <span word="full">full</span> <span word="use">use</span> <span word="this">this</span> <span word="week">week</span> <span word="as">as</span> <span word="they">they</span> <span word="assessed">assessed</span> <span word="the">the</span> <span word="makeup">makeup</span> <span word="of">of</span> <span word="the">the</span> <span word="pyramid">pyramid</span>-<span word="shaped">shaped</span> <span word="rock">rock</span>. <span word="The">The</span> <span word="sample">sample</span> <span word="is">is</span> <span word="named">named</span> <span word="Jake">Jake</span> <span word="Matijevic">Matijevic</span>, <span word="in">in</span> <span word="honor">honor</span> <span word="of">of</span> <span word="a">a</span> <span word="senior">senior</span> <span word="engineer">engineer</span> <span word="on">on</span> <span word="the">the</span> <span word="Curiosity">Curiosity</span> <span word="team">team</span> <span word="who">who</span> <span word="passed">passed</span> <span word="away">away</span> <span word="this">this</span> <span word="summer">summer</span>. <span word="Co">Co</span>-<span word="investigator">investigator</span> <span word="Edward">Edward</span> <span word="Stolper">Stolper</span> <span word="of">of</span> <span word="the">the</span> <span word="California">California</span> <span word="Institute">Institute</span> <span word="of">of</span> <span word="Technology">Technology</span> <span word="says">says</span> <span word="the">the</span> <span word="football">football</span>-<span word="size">size</span> <span word="rock">rock</span> <span word="is">is</span> <span word="similar">similar</span> <span word="to">to</span> <span word="a">a</span> <span word="kind">kind</span> <span word="of">of</span> <span word="igneous">igneous</span>, <span word="or">or</span> <span word="volcanic">volcanic</span> <span word="rock">rock</span> <span word="found">found</span> <span word="on">on</span> <span word="Earth">Earth</span>.</p><p>"<span word="The">The</span> <span word="composition">composition</span> <span word="of">of</span> <span word="Jake">Jake</span> <span word="Matijevic">Matijevic</span> <span word="is">is</span> <span word="a">a</span> <span word="very">very</span> <span word="close">close</span> <span word="match">match</span> <span word="to">to</span> <span word="highly">highly</span> <span word="crystalized">crystalized</span> <span word="or">or</span> <span word="fractionated">fractionated</span> <span word="magmas">magmas</span> <span word="that">that</span> <span word="occur">occur</span> <span word="on">on</span> <span word="particular">particular</span> <span word="places">places</span> <span word="on">on</span> <span word="earth">earth</span>," <span word="said">said</span> <span word="Stolper">Stolper</span>.</p><p><span word="Stolper">Stolper</span> <span word="says">says</span> <span word="it">it</span> <span word="is">is</span> <span word="difficult">difficult</span> <span word="to">to</span> <span word="conclude">conclude</span> <span word="from">from</span> <span word="this">this</span> <span word="one">one</span> <span word="rock">rock</span> <span word="whether">whether</span> <span word="it">it</span> <span word="formed">formed</span> <span word="the">the</span> <span word="same">same</span> <span word="way">way</span> <span word="such">such</span> <span word="rocks">rocks</span> <span word="formed">formed</span> <span word="on">on</span> <span word="Earth">Earth</span>. <span word="But">But</span> <span word="he">he</span> <span word="says">says</span> <span word="further">further</span> <span word="studies">studies</span> <span word="could">could</span> <span word="answer">answer</span> <span word="that">that</span> <span word="question">question</span>.</p><p><span word="Scientists">Scientists</span> <span word="were">were</span> <span word="pleased">pleased</span> <span word="with">with</span> <span word="the">the</span> <span word="data">data</span> <span word="they">they</span> <span word="gathered">gathered</span> <span word="from">from</span> <span word="two">two</span> <span word="new">new</span> <span word="instruments">instruments</span> <span word="on">on</span> <span word="Curiosity">Curiosity</span> - <span word="the">the</span> <span word="Alpha">Alpha</span> <span word="Particle">Particle</span> <span word="X">X</span>-<span word="Ray">Ray</span> <span word="Spectrometer">Spectrometer</span> <span word="and">and</span> <span word="the">the</span> <span word="Chemistry">Chemistry</span> <span word="and">and</span> <span word="Camera">Camera</span> <span word="Instrument">Instrument</span>, <span word="called">called</span> <span word="ChemCam">ChemCam</span>, <span word="which">which</span> <span word="shoots">shoots</span> <span word="rock">rock</span>-<span word="busting">busting</span> <span word="laser">laser</span> <span word="pulses">pulses</span> <span word="from">from</span> <span word="the">the</span> <span word="top">top</span> <span word="of">of</span> <span word="the">the</span> <span word="rover">rover</span>’<span word="s">s</span> <span word="mast">mast</span>.</p><p><span word="NASA">NASA</span> <span word="scientists">scientists</span> <span word="say">say</span> <span word="the">the</span> <span word="information">information</span> <span word="from">from</span> <span word="the">the</span> <span word="two">two</span> <span word="instruments">instruments</span> <span word="is">is</span> <span word="just">just</span> <span word="a">a</span> <span word="preview">preview</span> <span word="of">of</span> <span word="things">things</span> <span word="to">to</span> <span word="come">come</span>. <span word="The">The</span> <span word="rover">rover</span> <span word="also">also</span> <span word="carries">carries</span> <span word="tools">tools</span> <span word="to">to</span> <span word="gather">gather</span> <span word="and">and</span> <span word="analyze">analyze</span> <span word="soil">soil</span> <span word="samples">samples</span>. <span word="Actually">Actually</span>, <span word="the">the</span> <span word="first">first</span> <span word="samples">samples</span> <span word="will">will</span> <span word="be">be</span> <span word="used">used</span> <span word="to">to</span> <span word="clean">clean</span> <span word="off">off</span> <span word="a">a</span> <span word="protective">protective</span> <span word="film">film</span> <span word="of">of</span> <span word="oil">oil</span> - <span word="possibly">possibly</span> <span word="bearing">bearing</span> <span word="traces">traces</span> <span word="of">of</span> <span word="terrestrial">terrestrial</span> <span word="dust">dust</span> - <span word="left">left</span> <span word="on">on</span> <span word="the">the</span> <span word="instruments">instruments</span> <span word="when">when</span> <span word="they">they</span> <span word="were">were</span> <span word="assembled">assembled</span> <span word="on">on</span> <span word="Earth">Earth</span>. <span word="Chris">Chris</span> <span word="Roumeliotis">Roumeliotis</span>, <span word="with">with</span> <span word="NASA">NASA</span>’<span word="s">s</span> <span word="Jet">Jet</span> <span word="Propulsion">Propulsion</span> <span word="Laboratory">Laboratory</span>, <span word="says">says</span> <span word="it">it</span>'<span word="s">s</span> <span word="rather">rather</span> <span word="like">like</span> <span word="a">a</span> <span word="Martian">Martian</span> <span word="car">car</span>-<span word="wash">wash</span>.</p>
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