MeteoritesSterling Pub., 1993 - 60 من الصفحات "A wonderful resource....Students will be drawn to read and investigate....The text is direct, interesting, and free of mind-numbing chemistry and physics formulas that so often deter YAs from further investigation....An exceptionally well-done summary."-- "SLJ . "Well-written and nicely illustrated....The technical quality of the book is very good...."-- "Science Bks & Films, a starred review . 60 pages (all in color), 8 1/4 x 7 7/8. |
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الصفحة 34
Robert Hutchison, Andrew Graham. IRON METEORITES As their name implies , iron meteorites -irons - are composed mainly of iron - nickel metal , with small amounts of other minerals . Most irons contain 7 to 15 percent by weight of nickel ...
Robert Hutchison, Andrew Graham. IRON METEORITES As their name implies , iron meteorites -irons - are composed mainly of iron - nickel metal , with small amounts of other minerals . Most irons contain 7 to 15 percent by weight of nickel ...
الصفحة 35
... iron meteorites and formed as 41 Polished surface of the nickel - rich Skookum iron , viewed under a microscope in reflected light ( width one - sixteenth of an inch ) . This iron has over 17 percent nickel , too high for the ...
... iron meteorites and formed as 41 Polished surface of the nickel - rich Skookum iron , viewed under a microscope in reflected light ( width one - sixteenth of an inch ) . This iron has over 17 percent nickel , too high for the ...
الصفحة 37
Robert Hutchison, Andrew Graham. STONY - IRON METEORITES These rare meteorites are of two main types - pallasites and mesosiderites . Pallasites are mixtures of iron - nickel metal and the stony mineral olivine , a magnesium - iron ...
Robert Hutchison, Andrew Graham. STONY - IRON METEORITES These rare meteorites are of two main types - pallasites and mesosiderites . Pallasites are mixtures of iron - nickel metal and the stony mineral olivine , a magnesium - iron ...
المحتوى
Introduction | 1 |
How do meteorites get here? | 8 |
Where do meteorites come from? | 14 |
حقوق النشر | |
3 من الأقسام الأخرى غير ظاهرة
طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
anorthosite Antarctica Apollo astroblemes atmospheric flight basaltic basaltic achondrites basaltic rock blue ice bombardment bright fireball calcium carbonaceous chondrite caused chemical elements chondrites contain chondrules cometary composed cooled core Cosmic spherules crater crystals dark decay feldspar fell formation age fragments fusion crust gravity group IAB Halley's Comet highlands howardites igneous rocks IIAB inches indicates interplanetary dust interstellar cloud iridium iron meteorites iron-nickel metal land on Earth liquid lunar magnesium mare Mars melting mesosiderites Meteor meteorite falls meteorite impact meteorite landed meteorite shower meteoroid micrometeorites million years ago mineral grains molten Moon nebula objects observed occurred olivine orbit palladium Pallasites parent asteroid particles percent nickel planetary planets formed plutonium produced pyroxene radioactive aluminum samples silicate SNC meteorites Solar System solar wind solidified sonic booms space speed stars stone stony material stony meteorite stony minerals Stony-iron meteorite sulfide Sun and planets supernova surface temperature Widmanstätten pattern