The New Encyclopædia BritannicaEncyclopædia Britannica, 1992 |
From inside the book
Results 1-3 of 5
Page 60
... pyroxene . In diabase , poorly formed pyroxene crystals wrap around or mold against long , rectangular plagioclase crystals to give it the characteristic texture known as diabasic or ophitic . The larger pyroxene grains may completely ...
... pyroxene . In diabase , poorly formed pyroxene crystals wrap around or mold against long , rectangular plagioclase crystals to give it the characteristic texture known as diabasic or ophitic . The larger pyroxene grains may completely ...
Page 111
... pyroxene ( table ) . diopter , in optics , unit of magnifying power of a lens or lens system . Because the power of a lens is proportional to unity ( one ) divided by the focal length ( see lens ) , the power of a lens in diopters is ...
... pyroxene ( table ) . diopter , in optics , unit of magnifying power of a lens or lens system . Because the power of a lens is proportional to unity ( one ) divided by the focal length ( see lens ) , the power of a lens in diopters is ...
Page 353
... pyroxene ( om- phacite ) and red garnet ( pyrope ) , with small amounts of various other stable minerals- e.g. , olivine and diopside . They are formed when volcanic or metamorphic rocks rich in such mafic minerals are subjected to ...
... pyroxene ( om- phacite ) and red garnet ( pyrope ) , with small amounts of various other stable minerals- e.g. , olivine and diopside . They are formed when volcanic or metamorphic rocks rich in such mafic minerals are subjected to ...
Contents
14 written for Catherine the Great Observations | 14 |
Consult the INDEX first | 581 |
Didius Julianus marble bust in | 703 |
Copyright | |
Other editions - View all
Common terms and phrases
19th century American ancient animals army artist became began British called centimetres centre chief Christian church colour courtesy death Demosthenes département deuterium developed Dewey Diocletian district Djibouti Donatello Donets Basin Dorgon Douglas drill Druze Duccio Duke earl early east eastern elected Emily Dickinson England English established feet film France French German Greek House important Indian industrial island Italy John king known land later leader London MACROPAEDIA major Marcel Duchamp ment miles modern Museum National northern novel organized original painting Pāli Paris Party plants played poems poet political popular Prince produced published region River Roman Rome Russian served southern species square miles style tion town United University usually W.E.B. Du Bois western World World War II York York City