Group II Native Minerals and Carbonates

7/21/2019 Group II Native Minerals and Carbonates

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Group IINative Minerals

Carbonates JHAN-PAULE ARBIZO

A!IMA !"REZA JO" JUAN

RALPH REN#O RON$UILLO

MAR" ANN GALLEGO





Gol) - Au - Auru%

Criteria

Har)ness 012 3 415#trea6 Gol)

Cleavae None

ra(ture Ha(6l,.

Habit O(ta'e)ral

Luster Metalli( . Opa7ue

Cr,stallorap', Cubi(

#pe(i8( Grav 921: 3 9;14

O((urren(e $uart< veins an) Pla(er =eposits

Use Je+elr,.Ge%stone. Curren(,



Copper 3 Cu - Cupru%Criteria

Har)ness 012 3 415

#trea6 Copper-re)

Cleavae None

ra(ture Ha(6l,.

Habit O(ta'e)ral



#pe(i8( Grav >1? 3 >1;

O((urren(e O@i)i<e) Copper =eposits

Use Constru(tion Material. Allo,*or%er. Con)u(tor



#ul*ur - #Criteria

Har)ness 912 3 012

#trea6 'ite

Cleavae None

ra(ture Con('oi)al

Habit !abular

Luster Non-%etalli( . Resinous

Cr,stallorap', Ort'or'o%bi(

#pe(i8( Grav 019

O((urren(e /ol(ani( u%aroles

Use Gunpo+)er./ul(anis%



Grap'ite =ia%on) - CCriteria Diamond Graphite

Har)ness 95 9-0

#trea6 +'ite Bla(6

Color Colorless Bla(6

Cleavae Per*e(t Per*e(t

ra(ture None None

Habit O(ta'e)ral He@aonal

Cr,stallora

p',

Cubi( R'o%bo'e)ral

O((uren(e Ultra%a8( Ro(6 Meta%orp'i( Ro(6

Luster A)a%antine #ub%etalli(.Opa7ue

Use Ge%stone.)rillbit

ritin Material



#ilver 3 A - Arentu%

Criteria Argentum

Har)ness 012 3 415#trea6 #ilver 3 +'ite

Color #ilver 3 +'ite

Cleavae None

ra(ture Ha(6l,

Habit A(i(ular

Cr,stallorap', Cubi(O((uren(e #ul8)es. H,)rot'er%al


Use Gemstone,Industrialuse



Platinu% 3 PtCriteria Platinum

Har)ness 3 12

#trea6 Gra,- silver

Color Gra, 3 silver

Cleavae None

ra(ture Ha(6l,

Habit Poorl, *or%e)


O((uren(e Ultra%a8( Ro(6

Luster Metalli(. opa7ue

Use Laborator,e7uip%ent.C'e%ot'erap,



Carbonates

Ro(6s (o%pose) %ainl, o* (al(iu% (arbonate. Ca

or%e) b, pre(ipitation *ro% +aterD eit'er strait'e +ater. or in)u(e) b, oranis%s. to %a6e t'eor s6eletons. an) t'e, *or% in %an, environ%ent

!'ree %ain %inerals t'at *or% (arbonates

Cal(ite FCaCO4. +'i(' (o%es in 'i' %anesiu% %anesiu% *or%s1

Araonite FCaCO4. +'i(' 'as a )ierent stru(ture to (a

=olo%ite FCaMFCO40. a %anesiu% ri(' (arbonate

b, )iaenesis1



CALCITECaCo4

In Group Carbonates; Calcite Group

CompositionCalcium carbonate, sometimes magnesium, or manganese, andcobalt

VariableFormula

(Ca,Fe,Mg,Mn,Zn,Co)C!

Strea "hite

!ardness !

Cr"stal S"stem #e$agonal

Cr"stal !abitCrystalline, granular, stalactitic, crhombohedral

Luster &itreous

Clea#age 'hombohedral

Fra$ture Conchoidal

StriingFeatures

#ardness, clea%age, fluorescenwith hydrochloric acid

En#ironmentCalcite is a constituent of all including sedimentary, igneous, a

Use cid neutralization, orbents, ce



A%AGCa

In Group Carbonates; ragonite group

CompositionCalcium carbonate, sometimes with some strontium,lead, and zinc

VariableFormula

(Ca,r,*b,Zn)C!

Strea "hite

!ardness !+ - .

Cr"stal S"stem rthorhombic

Cr"stal !abit*seudohe$agonal, prismatic crystals, acicular,columnar, globular, reniform, pisolitic, coralloidal,stalactitic, internally banded

Luster &itreous, dull

Clea#age *rismatic ; /ndiscernibleFra$ture ub- Conchoidal

StriingFeatures

*oor clea%age, twinning habits, strong effer%escence,and low hardness

En#ironmentedimentary formations and e%aporite deposits, hotspring deposits, hydrothermal ore %eins, igneous traproc0 en%ironments, and metamorphic schist

Use 'eplication of reef conditions,



A(U%ITECu4FCO40FOH0

In Group Carbonates

Composition Basi( (opper (arbonate

Strea Li't blue

!ardness 412 -

Cr"stal S"stem Mono(lini(

Cr"stal !abit Massive. pris%ati(. stala(

Luster /itreous or )ull

Clea#age Pris%ati(

Fra$ture Con('oi)al or splinter,

StriingFeatures

=eep blue (olor. blue streasso(iation +it' reen Ma

En#ironmentAs a se(on)ar, %ineral in<one o* (opper )eposits

Use%inor ore o* (oporna%ental stone



CE%UPbC

In Group Carbonates; ragonite Group

Composition1ead carbonate, sometimes containing some sil%er andchromium

VariableFormula

(*b,g,Cr)C!

Strea "hite

!ardness ! - !+

Cr"stal S"stem rthorhombic

Cr"stal !abit Massi%e granular, reticulate, tabular to e2uant crystals

LusterGreasy to adamantine+ Fibrous growths, which are rare,may be sil0y

Clea#age *rismatic

Fra$ture Conchoidal

StriingFeatures

1uster and hea%iness associated with the light color

En#ironmentForms as a secondary mineral from o$idized leaddeposits, especially in arid regions

Use 3ey ingredient in lead paints



=olo%ite 3 CaMFCO40

P',si(al Properties

Cleavae 9599'ar)ness 4

Luster /itreousD Pearl

Color Colorless .+'ite. ra, .reen . bro+n. bla(6

Isostru(tural

Diagnosti$ Features In (ol). )ilute HCL lare*ra%ents are slo+l,atta(6e) but soluble +it'eerves(en(e onl, in 'otHCL

&$$urren$e E@tensive se)i%entar,strata

P',si(al Properties

Cleavae 9599'ar)ness


Color Colorless .+'ite. ra, .reen . bro+n. bla(6

Isostru(tural

Diagnosti$ Features In (ol). )ilute HCL lare*ra%ents are slo+l,atta(6e) but soluble +it'eerves(en(e onl, in 'otHCL




An6erite 3 CaeFCO40

P',si(al Properties



Color Colorless.+'ite.ra, .reen . bro+n. bla(6

Isostru(tural

Diagnosti$ Features Color ,ello+-bro+n tobro+n an) si%ilarp',si(al an) ('e%i(alproperties to )olo%ite


P',si(al Properties



Color Colorless.+'ite.ra, .reen . bro+n. bla(6

Isostru(tural

Diagnosti$ Features Color ,ello+-bro+n tobro+n an) si%ilarp',si(al an) ('e%i(alproperties to )olo%ite




Manesite 3 MCO4

P',si(al Properties


#pe(i8( ravit, 41;:

Luster /itreous

Color Li't to )ar6 bro+n

Isostru(tural

Diagnosti$ Features =istinuis'e) *ro% ot'er(arbonates b, its (oloran) 'i' spe(i8( ravit, 1R'o%bo'e)ral (leavae

&$$urren$e re7uentl, *oun) as (la,ironstone

P',si(al Properties


#pe(i8( ravit, 41;:

Luster /itreous

Color Li't to )ar6 bro+n

Isostru(tural

Diagnosti$ Features =istinuis'e) *ro% ot'er(arbonates b, its (oloran) 'i' spe(i8( ravit, 1R'o%bo'e)ral (leavae




#i)erite 3 eCO4

P',si(al Properties

Cleavae 9599

'ar)ness 4

#pe(i8( ravit, 415-410

Luster /itreous

Color 'ite. ra,. ,ello+.bro+n

Isostru(tural

Diagnosti$ Features Cleavable varieties are)istinuis'e) *ro%)olo%ite b, 'i'erspe(i8( ravit, an)absen(e o* abun)ant(al(iu%1


P',si(al Properties

Cleavae 9599

'ar)ness

#pe(i8( ravit, 415-410

Luster /itreous

Color 'ite. ra,. ,ello+.bro+n

Isostru(tural

Diagnosti$ Features Cleavable varieties are)istinuis'e) *ro%)olo%ite b, 'i'erspe(i8( ravit, an)absen(e o* abun)ant(al(iu%1

&$$urren$e re7uentl, *oun) as (la,



#trontrianite 3 #rCO4

P',si(al Properties

Cleavae 9599

'ar)ness 4

#pe(i8( ravit, 41?>

Luster /itreous

Color 'ite. ra,. ,ello+. reen

Isostru(tural

Diagnosti$ Features Hi' spe(i8( ravit, an)eerves(en(e in HCL. (anbe )istinuis'e) *ro%(elestite b, poorer(leavae an)eerves(en(e in a(i)


P',si(al Properties

Cleavae 9599

'ar)ness

#pe(i8( ravit, 41?>

Luster /itreous

Color 'ite. ra,. ,ello+. reen

Isostru(tural

Diagnosti$ Features Hi' spe(i8( ravit, an)eerves(en(e in HCL. (anbe )istinuis'e) *ro%(elestite b, poorer(leavae an)eerves(en(e in a(i)

&$$urren$ere7uentl, *oun) as (la,ironstone

#%it'sonite ZnCO



#%it'sonite 3 ZnCO4

Cr"stalStru$ture)

Trigonal&pti$al Properties)

Color) $ommonl" apblue*green, la#ende"ello+ and +hite asbro+n, blue, orange

!ardness) * -.

Luster) #itreous

Fra$ture) une#en

Strea) +hite

Spe$i/$ gra#it") app

!abit) 1otr"oidal, %Earth"

Uses)

3inor

&$$uren$e)often found with zinc deposits in limestone, associated

malachite, limonite, sphalerite, calcite, cerussite, hemim

anglesite, pyromorphite, hydrozincite, and galena

Formerl" $alled

$alamine

R'o)o('rosite MnCO



R'o)o('rosite 3 MnCO4

Cr"stal Stru$ture)

He@aonal

&pti$al Properties)

Color re) to pin6. so%eti%esal%ost +'ite. ,ello+ an)bro+n

Har)ness 412 -

Luster vitreous

#trea6 +'ite

#pe(i8( ravit, appro@1 412

Uses)

Minor ore o* Mananese

&$$uren$e)o((urs in %eta%orp'i( )eposits. (arbonatites.

se)i%ents an) as a pri%ar, %ineral in lo+- to %o)erate-

te%perature ',)rot'er%al veins1

it'erite BaCO



it'erite - BaCO4

Cr"stal Stru$ture)

Ort'or'o%bi(

&$$uren$e)

*or%s in lo+-te%perature',)rot'er%al environ%ents

&pti$al Properties)

Color +'ite. (olorless. ra,.bro+n. ,ello+is' or reenis'

Har)ness 4-412

Luster vitreous

ra(ture uneven

#trea6 +'ite#pe(i8( ravit, 14K

Uses)

Minor ore o*bariu%

Mala('ite Cu FOH CO



Mala('ite 3 Cu0FOH0CO4

Cr"stal Stru$ture)

Mono(lini(

&pti$al Properties)

Color ban)e) li't an) )ar6 reen

Har)ness 412 3

Luster )ull in %assive *or%s an) sil6,as (r,stals

ra(ture (on('oi)al to splinter,

#trea6 reen

Uses)Use) e@tensivel, as an orna%ental an)e% %ineral1

&$$uren$e)o((urs +'en (arbonate) +ater in+it' (opper %inerals. or +'en a (opper intera(ts +it' li%estone1 se(on)ar, %ineral o* (opper. +'its *or%e) +'en (opper %ineralaltere) b, ot'er ('e%i(als1

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Group II Native Minerals and Carbonates