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Pirolusita.

NOMBRE: LUIS CORTÉS

  NAYARET PIZARRO

CARRERA: TÉCNICO EN MINERÍA.

ASIGNATURA DEL TRABAO: PREPARACI!N MEC"NI CA DE LOS MINERA

PRO#ESORA: E$ELYN SOZ A

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Introducción

 El %a&'a&(so s( (&)u(&tra a &i*(l %u&+ial ,ri&)i,)o%o la ,irolusita -M&O/0 u& %i&(ral +(l 'ru,o +( losPu(+( ,r(s(&tar u&a 'ra& )a&ti+a+ +( 234itos0 au'(&(ral0 s( ,r(s(&ta (& 6or%a +( a'r('a+os )74rosos-+ur(8a 9 a /. La ,irolusita ti(&( &or%al%

ori'(& s(+i%(&tario0 6or%a+o ,or +(,osi)i& +( %a&'au& a%4i(&t( +( s(+i%(&ta)i& la)ustr(. Ta%4i;&0 o)asio&(s0 s( 6or%a )o%o ,ro+u)to +( la o1i+a)i&0 ,or)li%3ti)os0 +( otros %i&(ral(s +(l %a&'a&(so - +ur(8aPor (llo0 (s 6r()u(&t( (&)o&trarlo aso)ia+o al )uar8o0 %-M&OO?/@ otros %i&(ral(s )o%o 1i+os +( 2i(rro @ %a&

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Ficha Técnica. Color: N('ro.

 Color de la raya: N('ro a8ula+o

 Brillo: Su4%(t3li)o a %at( - r((a ,art( +( la lu8 5u( r()i4( 2asta &o t(&(r&i&'& r((o/

 Dureza: 9= - ,or 2a4ito +( #or%a #i4rosa/. $ari(+a+ ,olai&ita <=<>-Co%,a)to/.

 Densidad: F -P(sa+o/.

 Solubilidad: S( solu4ili8a ?Cl - A)i+o Clor2i+ri)o/ +(s,r(&+i(&+o Cl - 'ast1i)o/.

 Sistema cristalográco: Tr(tra'o&al

!ábito: #i4roso0 +(&+rHti)a - Prolo&'a)io&(s ra%i7)a+as/0 )o&)r()io&a+o0t(rroso0 (stala)tHti)o o ,ul*(rul(&to.

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"#licaciones

 La ,irolusita (s )orr(s,o&+i(&t( a s(r %(&a +( %a&'a&(so0 5u( s(&u%(rosas al(a)io&(s0 )o%o +()olora&t( +( *i+rios @ )olora&t( (& ,ro+u)tos )(r3%i)os. Su )o%,o&(&t( 6u&+a%(&tal (l %a&'a&(so0 %(tal %u@ *alora+o (strat;'i)a%(&t(0 ,u(s (s u& )o%,o&(&t( +(otras al(a)io&(s tal(s )o%o (l 4ro&)(=%a&'a&(so. Co%o (s u& a'(o1i+a&t( s( usa ,ara la 6a4ri)a)i& +( )loro @ +(si&6()ta&t(s-,(r%a&'a&atos/. Ta%4i;& s( usa ,ara la +()olora)i& +(l *i+rio0 ,)ua&+o s( %(8)la )o& (l *i+rio 6u&+i+o s( o1i+a (l 2i(rro 6(rroso a

6;rri)o0 )o& lo 5u( +(sa,ar()(& los )olor(s *(r+osos @ %arro&(s 5u(l *i+rio.

 S( usa ta%4i;& )o%o %at(rial )olora&t( (& la 6a4ri)a)i& +( ,i&tur*iol(ta @ (& ti&t(s ,ara t(las0 asH )o%o ,ara +ar )olor(s *iol(ta o 3%a8ul(os @ )(r3%i)a. Utili8a)i& +(l %i&(ral +( %a&'a&(so -,irolusi,ro+u))i& +( a)(ros al )ar4o&o Los %;to+os tra+i)io&al(s +( ,ro+a)(ro utili8a& (l 6(rro%a&'a&(so ,ara o4t(&(r (l ,or)(&ta( +( M&

%ar)a (sta4l()i+a s('& la &or%a )u4a&a0 ,(ro (st( )o%,u(sto (salta%(&t( )ostoso.

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"mbiente de Formación

 La ,irolusita s( 6or%a (& a%4i(&t(s o1i+a&t(s @ )o& u& Usual%(&t( s( (&)u(&tra (& a%4i(&t(s la)ustr(s0 +(,sitsu,(r7)ial(s @ 8o&as ,a&ta&osas0 (& la 8o&a +( o1i+a)i& +( los+( %a&'a&(so o 4i(& (& +(,sitos 6or%a+os ,or la )ir)ula)i&,r()i,ita)io&(s.

 Es 6r()u(&t( (&)o&trarla

a limonita$ hematita$ cuarzo$ manganita$ #silomelana @ otr1i+os +( 2i(rro @ %a&'a&(so.

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&uchas 'racias #or suatención.