El magmatismo extrusivo.docx

0

UNIVERSIDAD AUTÓNOMA DEL PERÚ FACULTAD DE INGENIERÍA Y ARQUITECTURA ESCUELA ACADÉMICO PROFESIONAL DE INGENIERÍA CIVIL

“Geología” AUTORES: ANTA ANTAY HUAMANÍ HUAMANÍ RAQUEL CAMPOS MEJIA LORENA ESPINOZA RAMPOS DESIRE GAMARRA MIRANDA RIYHITH RIYHIT H HERCILLA HERCI LLA HUAPAYA HUAPAYA CARLA DOCENTE: LENIN MIGUEL ENDEZU ROMERO CICLO!SECCI"N: CICLO!SECCI"N: II!# II! # LIMA SUR-PERÚ

Titles you can't find anywhere else

Try Scribd FREE for 30 days to access over 125 million titles without ads or interruptions! Start Free Trial Cancel Anytime.









1 DEDICATORIA

Agradeer !"# # $%e&'re a ()e$*ra +a&%,%a '"r e, e$+)er-" rea,%-ad" '"r e,,"$. E, a'"#" a ()e$*r"$ e$*)d%"$/ de $er a$ (" !)%e$e $%d" '"$%,e. A &%$ 'adre$ # de&2$ +a&%,%are$ #a 3)e &e r%(da( e, a'"#"/ ,a a,egra # &e da( ,a +"r*a,e-a (ee$ar%a 'ara $eg)%r ade,a(*e.









4 ÍNDICE

De$%&a'o(%a

)

I*'(o$+&&%,*

-

MAGMA MAGM ATISMO EXTRUSIVO EXTRUSIV O ).) Mag/a

0 ).1

Mag/a'%2/o

0 ).-

E3'(+2%,* 4 ).0 Mag/a'%2/o E3'(+2%5o

4

).0.) Ro&a2 Íg*ea2 E3'(+2%5a2 ).0. )

Mag/a'%2/o ).0.).) A*$e2%'a ).0.).1 a2al'o ).0.).- R%ol%'a ).0.1 Cla2%6%&a&%o*e2 &o/7o2%&%o*ale2 ).1.0 Ro&a 5ol&8*%&a

4 4









5 ).0.1.) E(+7&%o*e2 6%29(ale2 ).0.- E2'+$%o $e '%7o2 $e (o&a2  2e/e;a*
).0

Mag/a'%2/o E3'(+2%5o %5o

Co*&l+2%o*e2 Re6e(e*&%a2 A*e3o2

4









6 INTRODUCCIÓN

El e2'+$%o $e la Geología 7(e&e$e l,g%&a/e*'e al e2'+$%o $e la =%2'o(%a $e la T%e((a> 7o(?+e> a*'e2 $e %*'e*'a( (e5ela( 2+ 7a2a$o> $e@e/o2 &o/7(e*$e( 7(%/e( 7(%/e(o o &,/o &,/o 6+*&%o 6+*&%o*a *a la T%e(( T%e((a. a. E*'(e E*'(e lo2 7(o&e2 7(o&e2o2 o2 'e((e2 'e((e2'(e '(e22 7el%g(o 7el%g(o2o2 2o2 e2'+$%a$o2 7o( lo2 ge,logo2> 2e &+e*'a* lo2 5ol&a*e2> la2 %*+*$a&%o*e2> lo2 'e((e/o'o2  lo2 $e2l%








7 Se 'o/a 'o/a* * e* &+e* &+e*'a 'a lo2 lo2 $%6e $%6e(e (e*' *'e2 e2 '(/ '(/%* %*o2 o2 7o( 7o( 2e7a 2e7a(a (a$o $o 7a(a 7a(a +* /e;o /e;o( ( e*'e*$%/%e*'o:

1.1 MAGMA El /ag/a e2 la (o&a 6+*$%$a ?+e 2e 6o(/a a +*a g(a* 7(o6+*$%$a$ 7o( $e@a;o $e la 2+7e(6%&%e $e la T%e((a. Co* el '%e/7o> el /ag/a 2e e*6(ía  2e 2ol%$%6%&a. E2'e 7(o&e2o> $e*o/%*a$o &(%2'al% 7+e$e o&+((%( $e@a;o $e la 2+7e(6%&%e 'e((e2'(e o> $e27+2 $e +*a e(+7&%,* 5ol&8*%&a> e* la 2+7e(6%&%e. E* &+al?+%e(a $e la2 $o2 2%'+a&%o*e2> la2 (o&a2 (e2+l'a*'e2 2e $e*o/%*a* (o&a2 íg*ea2. E2 +* 6l+%$o *a'+(al /+ &o/7le;o ?+e &o/7(e*$e la /a'e(%a (o&o2a ?+e 2e =alla e* el %*'e(%o( $e la '%e((a> e* e2'a$o 6+*$%$o a 'e/7e(a'+(a2 $el o($e* $e BC &o* 7(e2%o*e2 ele5a$a2  &o* la e3%2'e*&%a $e g(a*$e2 &a*'%$a$e2 $e ag+a> &+a &o/7o2%&%,* 2e e*&+e*'(a &a2% e* 'o$o2 lo2 ele/e*'o2 ?+í/%&o2 &o*o&%$o2  ?+e al e2'a( $o'a$o $e +* g(a* /o5%l%$a$ $e@%$o a la2 7(e2%o*e2 ele5a$a2 > =a&e 7o2%@le ?+e el ag+a  lo2 &o/7+e2'o2 5ol8'%le2 7e(/a*e<&a* %*&o(7o(a$o2 a la /e<&la 6+*$%$a> a la ?+e 7(o7o(&%o*a* +*a 6l+%$e< /ao(. E* la &o/7 &o/7o2 o2%& %&%, %,* * ?+í/ ?+í/%& %&a a $el $el /ag/ /ag/a a $e2' $e2'a& a&a* a* 7o( 7o( 2+ a@+* a@+*$a $a*& *&%a %a lo2 lo2 2%l%&a'o2> ,3%$o2> 2+l6+(o2> 5a7o( $e ag+a  o'(o2 /82. El o3%$o 7(e$o/%*a*'e e2 la 2íl 2íl%&e %&e S%O S%O1F 1F>> Al9/% l9/%*a *a Al1 Al1O O-F> -F> Na1 Na1O> 1O> 1O> #eO  #e1O e1O-  /a2 /a2 e2&a2a/e*'e MgO  CaO.

1.2 MAGMATISMO De2a((ollo  /o5%/%e*'o $el /ag/a  2+ 2ol%$%6%&a&%,* e* (o&a2 íg*ea2. Teo(ía ?+e 7o2'+la ?+e 'o$a2 la2 (o&a2 íg*ea2 2e 6o(/a(o* a 7a('%( $e la 2ol%$%6%&a&%,* $el /ag/a. Se $e*o $e*o/% /%*a *a /ag/ /ag/a' a'%2 %2/o /o a 'o$a 'o$a la 2e(% 2e(%e e

$e 7(o& 7(o&e2 e2o2 o2 geol geol,g ,g%& %&o2 o2

(ela&%o*a$o2 &o* la 6+2%,* $e g(a*$e2 /a2a2 $e (o&a2 e* el %*'e(%o( $e la &o('e< &o('e *> &+a*$ &+a*$o o la2 &o*$% &o*$%&%o &%o*e2 *e2 $e 'e/7e(a'+(a  7(e2%,* lo 7e(/%'e*. 7e(/%'e*. El /a'e(%al ?+e $a o(%ge* a la2 (o&a2 íg*ea2











8 'e((e2'(e  el /a*'o 2+7e(%o( a 7(o6+*$%$a$e2 ?+e 7+e$e* 2+7e(a( lo2 1 %l,/e'(o2.

1.3 EXTRUSIÓN Ma'e(%al /ag/8'%&o ?+e 2ale $e lo2 &o*o2 5ol&8*%&o2  6l+e 2o@(e la 2+7e(6%&%e 'e((e2 'e((e2'(e '(e.. Se le $e*o/ $e*o/%*a %*a la5a. la5a. Alg+*a2 lg+*a2 5e&e2 5e&e2 o@2'(+ o@2'(+e e &o/7le &o/7le'a/ 'a/e*' e*'e e el &(8'e( 5ol&8*%&o $a*$o l+ga( a la 6o(/a&%,* $e /o*'aa2 ag+$a2.

1.4 MAGMATISMO EXTRUSIVO E2 el 7(o&e2o 7o( el &+al el /ag/a e2 e37+l2a$o a la 2+7e(6%&%e 'e((e2'(e a '(a52 $e &o*o2 5ol&8*%&o2 o 6(a&'+(a2 $e la2 (o&a2 7(ee3%2'e*'e2> o(%g%*a*$o &o((%e*'e2 $e la5a  /a'e(%al 7%(o 7l82'%&o. U*a U*a 5e< 5e< 6o(/a 6o(/a$o $o>> +* &+e( &+e(7o 7o /ag/ /ag/8' 8'%& %&o o a2&% a2&%e* e*$e $e 7o( 7o( 6lo' 6lo'a& a&%, %,* * =a&% =a&%a a la 2+7e(6%&%e 7o(?+e e2 /e*o2 $e*2o ?+e la2 (o&a2 ?+e le (o$ea*. C+a*$o la (o&a 6+*$%$a 2e a@(e &a/%*o =a&%a la 2+7e(6%&%e> 7(o$+&e +*a e(+7&%,* 5ol&8*%&a e27e&'a&+la(. El /ag/a ?+e al&a* 7(o5o&a*$o +*a e(+7&%,* &a'a2'(,6%&a. S%* e/@a(go> *o 'o$a2 la2 e(+7&%o*e2 2o* 5%ole*'a2 alg+*o2 5ol&a*e2 ge*e(a* '(a*?+%la2 e/%2%o*e2 $e la5a2 /+ 6l+%$a2. La2 (o&a2 íg*ea2 ?+e 2e 6o(/a* &+a*$o 2e 2ol%$%6%&a la (o&a 6+*$%$a e* la 2+7e(6%&%e 'e((e2'(e 'e((e2'(e 2e &la2%6%&a* &o/o e3'(+2%5a2 e3'(+2%5a2 e3 6+e(a '(+$e(e e/7+;a(F o 5ol&8*%&a2 $e K+l&a*o> K+l&a*o> el $%o2 $el 6+egoF.









9 U* volcán e2 e2e*&%al/e*'e +* (e27%(a$e(o $e*'(o $e la 2+7e(6%&%e $e la '%e((a a '(a52 $el '(a52 $el &+al 2o* e37+l2a$o2 el /ag/a> lo2 l o2 ga2e2 a2o&%a$o2  la &e*% Mo(6ol,g%&a/e*'e> el 5ol&8* e2 5ol&8* e2 +* /o*'e 6o(/a$o 7o( el /a'e(%al 7(o&e$e*'e $e +*a e(+7&%,*. e(+7&%,*. La e(+7&%,* $e e(+7&%,* $e la5a '%e*e l+ga( l+g a( ge*e(al/e*'e '(a2 +*a 6+e('e e37lo2%,*> e37lo2%,*> e* la ?+e 2o* le5a*'a$a2 a g(a* al' +(a  e* 7a('e e/7+;a$o2 7o( el 5%e*'o> @lo?+e2 (o&o2o2 7(o&e$e*'e2 $e la2 7a (e$e2 $e la &=%/e*ea  /a'e(%al 2+el'o 7a('e2 $e la5a 2ol%$%6%&a$a: @o/@a2> la7%ll%> &e*% &a+2a$o 7o( 7e( $%$a $%$a $e 7(e2%,* o 7(e2%,* o 'e/7e(a'+(a. La la5a e/%'%$a e/%'% $a 2e 2ol%$%6%&a $a*$o o(%ge* a la2 (o&a2 5ol&8*%&a2 5+l&a*%'a2F. 5ol&8*%&a2 5+l&a*%'a2F. Co* Co * 6( 6(e& e&+e +e*& *&%a %a>> la la22 e( e(+7 +7&% &%o* o*e2 e2 e2'8* 2e7 2e7a(a a(a$a2 $a2 7o( la( la(go2 go2 7e( 7e(%o$ %o$o2 o2 $e %*a&'%5%$a$> 2olo +*o2 7o&o2 5ol&a*e2 e2'8* 7e(%,$%&a/e*'e a&'%5o2. 7e(%,$%&a/e*'e a&'%5o2. La 6o(/a e3'e(%o( $e lo2 5ol&a*e2 e2 /+ $%5e (2a. Lo2 =a &o* +* 2olo &o*o o &o* &o * 5a( a(%o %o22 &o &o* *o2  &(8'e(e2 a$ a$55e* e*'% '%&&%o %o22 o 7a(82%'o2F 7a(82%'o2F. S% el &(8'e( &(8'e( 5a(%a 5a(%a 6(e&+e*'e/e*'e $e l+ga(> 7+e$e o(%g%*a(2e 'o$a +*a /o*'aa $e /o*'aa $e &(8'e(e2. &(8'e(e2.

Mat!"al# #$l"%$# &' ()'l#a '* v$l+,*

Lo2 $%5e(2o2 '%7o2 $e /a'e(%al 2ol%$o e37+l2a$o 7o( +* 5ol&8*. •

Ceniza volcánica:

Ma'e(%al e* 6o(/a $e 6(ag/e*'o2 7e?+eo2 &+o $%8/e'(o> e2'a &o/7(e*$%$o









: lo?+e $e la5a (e$o*$ea$a> %((eg+la( o la(go $e /82 $e -1 //. $e $%8/e'(o. •

Bloque volcánico:

E2 +*a /a2a g(a*$e $e (o&a e37+l2a$a 7o( +* 5ol&8*. •

Polvo volcanico:

E2 +* /a'e(%al /+ 6%*o> $e 7a('í&+la2 /e*o(e2 $e > //. $e $%8/e'(o. •

Tuff (o tobas) :

So* la2 (o&a2 7%(o&l82'%&a2 ?+e (e2+l'a* $e la &o*2ol%$a&%,* $e la2 &e*%%> ?+e ?+e 2e $e7o $e7o2% 2%'a 'a* * 6o(/ 6o(/a* a*$o $o &a7a &a7a22 %*&l %*&l%* %*a$ a$a2 a2 e* la2 la2 %*/e$%a&%o*e2 $el 5ol&8* + =o(%
Aglo/e(a$o 5ol&8*%&o: 5ol&8*%&o:

E2 +* &o/7+e2'o $e 6(ag/e*'o2 (o&o2o2 g(+e2o2 $%8/e'(o2 $e 1 a - // o /82 g(a*$e2F 7(o&e$e*'e2 $e e(+7&%o*e2 5ol&8*%&a2 2olo e* 7a('e &o*2ol%$a$o. La2 La2 (o&a (o&a22 íg*e íg*ea2 a2 e3'( e3'(+2 +2%5 %5a2 a2 2o* 2o* a@+* a@+*$a $a*' *'e2 e2 e* la &o2' &o2'a a o&&% o&&%$e $e*' *'al al $el $el &o*'%*e*'e a/e(%&a*o> %*&l+%$o2 lo2 &o*o2 5ol&8*%&o2 $e la &o($%lle(a Ca2&a$e  la2 e3'e*2a2 &ola$a2 $e la5a $e la lla*+(a $e Col+/@%a. A$e/82> /+&=a2 %2la2 o&e8*%&a2> '%7%6%&a$a2 7o( la &a$e*a Haa%a*a> e2'8* &o/7+e2'a2 &a2% 7o( &o/7le'o $e (o&a2 íg*ea2 e3'(+2%5a2. El /ag/a ?+e 7%e($e 2+ /o5%l%$a$ a*'e2 $e al&a*








; Lo2 7(%/e(o2 /%*e(ale2 /%*e(ale2 ?+e 2e 6o(/a* '%e*e* e27a&%o e27a&%o 7a(a &(e&e( &(e&e(  '%e*$e* '%e*$e* a 'e*e( &a(a2 &(%2'al%*a2 /e;o( $e2a((olla$a2 ?+e lo2 9l'%/o2> ?+e (elle*a* el e27a&%o (e2'a*'e. Po( 9l'%/o> 'o$o el /ag/a 2e '(a*26o(/a e* +*a /a2a 2,l%$a $e 2%l%&a'o2 %*'e(7e*e'(a$o2 ?+e $e*o/%*a/o2 (o&a2 íg*ea2. La &(%2'al% &o/o el ag+a> &(%2'al% la 2ol%$%6%&a&%,* $el /ag/a &o* 2+ $%5e(2%$a$ ?+í/%&a a /e*+$o a@a(&a +* %*'e(5alo $e 'e/7e(a'+(a $e 1 C. D+(a*'e la &(%2'al% la &o/7o2%&%,* $el 6+*$%$o &a/@%a &o*'%*+a/e*'e a /e$%$a ?+e lo2 %o*e2 2o* (e'%(a$o2 $e /a*e(a 2ele&'%5a e %*&o(7o(a$o2 %*&o(7o(a$o2 e* lo2 7(%/e(o2 /%*e(ale2 /%*e(ale2 ?+e 2e 6o(/a*. S% el 6+*$%$o 2e 2e7a(a $e lo2 7(%/e(o2 /%*e(ale2 ?+e 2e 6o(/a*> 2+ &o/7o2%&%,* 2e(8 $%2'%*'a $e la $el /ag/a o(%g%*al. Po( 'a*'o> +* 2olo /ag/a 7+e$e ge*e(a( (o&a2 &o* +*a &o/7o2%&%,* /+ $%6e(e*'e. Po( lo 'a*'o> e3%2'e +*a g(a* 5a(%e$a$ $e (o&a2 íg*ea2. La &(%2'al% e2 7o2%@le &la2%6%&a( la2 (o&a2 íg*ea2 e* 6+*&%,* $e 2+ &o/7o2%&%,* /%*e(al  $e la2 &o*$%&%o*e2 @a;o la2 &+ale2 2e 6o(/a(o*. El a/@%e*'e $+(a*'e la &(%2'al% +*a 7(o7%e$a$ $e*o/%*a$a 'e3'+(a. Po( &o*2%g+%e*'e> la2 (o&a2 íg*ea2 2e &la2%6%&a* 7o( 2+ 'e3'+(a  &o/7o2%&%,* /%*e(al. Co*2%$e(a/o2 e2'a2 $o2 &a(a&'e(í2'%&a2 $e la2 (o&a2 e* la2 2%g+%e*'e2 2e&&%o*e2. #o(/a2 $e 2ol%$%6%&a&%,* $e la2 5+l&a*%'a2 e2'(e&=a/e*'e e2'8* (ela&%o*a$a2









10 $e la5a 6l+e e* +* lago o =a&%a el %*'e(%o( $e +* /a( e* lo2 lo/o2 $e /a( 2+@a&+8'%&o2 7o( e;e/7loF 2e 6o(/a* la2 la5a2 $e al/o=a$a o 7%llo2> ?+e 2o* $e &o/7o2%&%,* @a28l'%&a.

1.4.1.1 ANDESITA La A*$e2%' A*$e2%'a a 2e &o/7o*e &o/7o*e 7(%*&%7al/e 7(%*&%7al/e*'e *'e $e 7lag%o&la2a 7lag%o&la2a>> =o(*@le* =o(*@le*$a> $a> @%o'%'a  a+g%'a. #(e&+e*'e/e*'e /+e2'(a +*a 'e3'+(a 7o(6í$%&a &o* 6e*o&(%2'ale2 $e 7lag%o&la2a. La /a'(%< e2 $e*2a  /%&(o &(%2'al%*a $e &olo( *eg(o> g(%2> g(%2 5e($o2o> (o;%
1.4.1.2 ASALTO Te3'+(a e3'+(a /%&(o &(%7'o&(%2'al%*a &a2% 2%* 6e*o&(%2'ale2. Plag%o&la2a> Plag%o&la2a> 6o%$e2> a+g%'a> a*6í@ol> ol%5%*o> /ag*e'%'a  a7a'%'a. No(/al/e*'e $e &olo( *eg(o o *eg(o 5e($o2o. Lo &a(a&'e(í2'%&o $el @a2al'o 7a(a $%6e(e*&%a( lo $e +*a a*$e2%'a &+al o&+7a el /%2/o &a/7o )F: P(e2e*&%a $el /%*e(al a+g%'a +* 7%(o3e*oF> ol%5%*o  la a+2e*&%a $e +*a 'e3'+(a 7o(6í$%&a. Pe(o la 7(o7%e$a$ o6%&%al ?+e 2e7a(a @a2al'o $e la a*$e2%'a e2 el 5alo( $e a*o('%'a e* la 7lag%o&la2a. U* @a2al'o $e@e &o*'e*e( e*'(e +* 5alo( A* 4  . La/e*'a@le/e*'e e2 +* 7o&o $%6í&%l 7a(a e2'%/a( /a&(o2&,7%&a/e*'e e2'e 5alo(. Lo2 Lo2 @a2a @a2al'o l'o22 2e 6o(/ 6o(/a* a* e* el 6o*$ 6o*$o o /a(% /a(%*o *o>> lo/o lo/o &e*' &e*'(a (all o&e8 o&e8*% *%&o &o>> 7e(o 7e(o 'a/@%* e* +* a/@%e*'e $e 2e7a(a&%,* $e &o*'%*e*'e2. E* lo2 A*$e2 2o* ge*e(al/e*'e e2&a2a.











11 Co/7o2%&%,* ?+í/%&a: Lo2 ele/e*'o2 /82 a@+*$a*'e2 $e la2 (o&a2 íg*ea2 2o* el o3íge*o  el 2%l%&%o e* 6o(/a $e S%1> &+o &o*'e*%$o 5a(ía e*'(e -4    2eg9* lo &+al la2 (o&a2 2e 7+e$e* &la2%6%&a* e*:

1.2.4 ROCA VOLC0NICA La2 (o&a2 5ol&8*%&a2 o e3'(+2%5a2 2o* a?+ella2 (o&a2 íg*ea2 ?+e 2e 6o(/a(o* 7o( 7o( el e*6( e*6(%a %a/% /%e* e*'o 'o $e la5a la5a e* la 2+7e 2+7e(6 (6%& %&%e %e 'e(( 'e((e2 e2'( '(e) e) o $e a e2&a e2&a2a 2a 7(o6+*$%$a$. El e*6(%a/%e*'o (87%$o $el /ag/a o la5a ?+e 2e 'o(*a e* (o&a 5ol&8*%&a =a&e ?+e 2e 6o(/e* /+&=o2 &(%2'ale2 7e?+eo2> 'a/@%* lla/a$o2 /%&(o &(%2'ale2 o g(a*o2 6%*o2> e* e2'a2 (o&a2. El e*6(%a/%e*'o (87%$o 'a/@%* 7+e$e 6o(/a(









14 lo2 /ag/a2 2e &(%2'al% e2o 7(o5 7(o5o& o&a a ?+e ?+e *o $ '%e/7o a ?+e 2e 6o( 6o(/e* /e* &(%2' (%2'a ale2 le2 a 2ea 7a(&% a(&%al al o 'o'al/ 'o'al/e*' e*'e. e. Se '(a'a '(a'a $e (o&a2 (o&a2 6o(/a$ 6o(/a$a2 a2 6+*$a/ 6+*$a/e*' e*'al/ al/e*' e*'e e 7o( /%*e(a /%*e(ale2 le2 2%l%&a'a$o2. El $%?+e e2 +*a 6o(/a&%,* íg*ea %*'(+2%5a $e 6o(/a 'a@+la(. S+ e27e2o( e2 ge*e(al/e*'e /+&=o /e*o( ?+e 2+2 (e2'a*'e2 $%/e*2%o*e2. La2 %*'(+2%o*e2 $e $%?+e2 2e 2+ele* 7(o$+&%( 7(o$+&%( a 6a5o( 6a5o( $e 6(a&'+(a2 $e &a(8&'e( $%2'e*2%5o. $%2'e*2%5o. Lo2 la&ol%'o2 2o* 7l+' l+'o*e2 &o*&o($a*'e2

?+e

2e

6o(/a*

&+a*$o

el /ag/a %*'(+e e* +* a/@%e*'e a/@%e*'e &e(&a*o &e(&a*o a la 2+7e(6%&%e. El @a'ol%'o e2 +*a /a2a e3'e*2a $e g(a*%'o%$e2 ?+e 2e e3'%e*$e 7o( &%e*'o2 $e %l,/e'(o2 %l,/e'(o2  &+@(e /82 $e ) %l,/e'(o2 %l,/e'(o2 &+a$(a$o2 &+a$(a$o2 e* la &o('e< &o('e íg*ea> &o* 6(e&+e* 6(e&+e*&%a &%a =o(%> ?+e =a %*'(+%$o la'e(al/e*'e e*'(e $o2 &a7a2 a*'%g+a2 $e (o&a 2e$%/e*'a(%a> &a7a2 $e la5a 5ol&8*%&a.









15 0F LACOLITOS.So* 7la'o*e2 /a2%5o2  &o*&o($a*'e2 e* 6o(/a le*'%&+la(> ?+e $e6o $e6o(/ (/a a lo2 lo2 e2'( e2'(a' a'o2 o2 2+7e 2+7e(% (%o( o(e2 e2>> &+a &+a @a2e @a2e e2 a7la a7la*a *a$a $a  7(e2 7(e2e* e*'a 'a +*a +*a &o*5e3%$a$ e* el 'e&=o. 4F STOC STOC. .S So* o* 7la' 7la'o* o*e2 e2 /a2% /a2%55o2  $%2& $%2&o( o($a $a*' *'e2 e2>> el 'a/a 'a/ao o $e 2+2 2+2 a6lo(a/%e*'o2 2o* /e*o(e2 a lo2 ) /1









16 Se $%2' $%2'%* %*g+ g+e* e* $o2 $o2 '%7o '%7o22 $e a&'% a&'%5% 5%$a $a$ $ 5ol& 5ol&8* 8*%& %&a: a: E(+7 E(+7&% &%o* o*e2 e2 &e*' &e*'(a (ale le22  E(+7&%o*e2 6%2+la(e2.

1.4.2.1 ERUPCIONES CENTRALES U*a e(+7&%,* &e*'(al e$%6%&a +* 5ol&8* ?+e '%e*e +* &o*o &o* +* &(8'e( e* la &%/a &o*e&'a$o al &o*$+&'o 5ol&8*%&o> a '(a52 $el &+al 2o* e37+l2a$o2 la la5a> lo2 ga2e2  lo2 6(ag/e*'o2 $e (o&a ( o&a  &e*% lo2 ga2e2 e37a*$%@le2 (e5%e*'a* la la5a e* %*&o*'a@le2 6(ag/e*'o2 7e?+eo2 $e 7ol5o> &e*% lo2 &+ale2 &ae* al(e$e$o( $el o(%6%&%o  2o* la*
1.4.2.1 ERUPCIONES /ISURALES









17 G(a&%a2 al e2'+$%o $e la2 (o&a2 íg*ea2 e3'(+2%5a2 2e 7+e$e $e'e(/%*a( ?+e lo2 &o*'%*e*'e2 e2'+5%e(o* ;+*'o2 e* el 7a2a$o> la2 (o&a2 2%'+a$a2 e* +*a (eg%,* &o*&(e'a $e +* &o*'%*e*'e $e@e* 7a(e&e(2e e2'(e&=a/e*'e e* &+a*'o a e$a$  '%7o &o* la2 e*&o*'(a$a2 e* 7o2%&%o*e2 a$a&e*'e2 $el &o*'%*e*'e &o* el ?+e e*&a;a*. Vege*e( e*&o*'(, 7(+e@a2 $e (o&a2 íg*ea2 $e 1.1 /%llo*e2 $e ao2 $e a*'%gWe$a$ e* (a2%l ?+e ?+e 2e 7a(e 7a(e&í &ía* a* /+&= /+&=o o a (o&a (o&a22 $e a*'% a*'%gW gWe$ e$a$ a$ 2e/e;a*'e e*&o*'(a$a2 e* X6(%&a. P(+e@a P(+e@a22 2%/%la 2%/%la(e2 (e2 e3%2' e3%2'e* e* e* 6o(/a 6o(/a $e &%*'+( &%*'+(o*e o*e22 /o*'ao2o2 ?+e 'e(/%*a* e* la lí*ea $e &o2'a> 2,lo 7a(a (ea7a(e&e( e* la2 /a2a2 &o*'%*e*'ale2 2%'+a$a2 al o'(o o'(o la$o la$o $el $el o&a o&a*o *o.. Po( Po( e;e/ e;e/7l 7lo> o> el &%*' &%*'+( +(,* ,* /o*'ao2o ?+e &o/7(e*$e lo2 A7ala&=e2 '%e*e +*a o(%e*'a&%,* *o(e2'e e* el e2'e $e E2'a$o2 U*%$o2  $e2a $e2a7a 7a(e (e&e &e e* la &o2' &o2'a a $e Te((a* ((a*o5 o5a. a. Mo*' Mo*'a aa2 a2 $e e$a$ e$a$  e2'(+ e2'(+&' &'+( +(a2 a2 &o/7a(a@le2 2e e*&+e*'(a* e* la2 I2la2 (%'8*%&a2  E2&a*$%*a5%a. C+a*$o 2e (e9*e* e2a2 /a2a2 $e '%e((a la2 &a$e*a2 /o*'ao2a2 6o(/a* +*











18 AN0LISIS

Se *o2 =a =e&=o =e&=o &o/7l% &o/7l%&a &a$o $o e*&o* e*&o*'(a '(a(( %*6o(/ %*6o(/a&% a&%,* ,* 2o@(e 2o@(e el /ag/a' /ag/a'%2/ %2/o o e3'(+2%5o> e*'o*&e2 =e/o2 $e$+&%$o 7o( 2+2 2%*,/o2

El magmatismo extrusivo.docx

Recommend Documents