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     Stamps of Minerals, Gems and Meteorites

 

 

 

Uganda

***

1988 – 599

599-606

 1988 - 600

 1988 - 601

 1988 - 602

Columbite -Tantalite

discredited name

Ferrotantalite

Fe2+Ta2O6

Galena

PbS

Malachite

Cu2(CO3)(OH)2

Cassiterite

SnO2

 

1988 – 603

 

 

1988 - 604

 

1988 - 605

 

1988 - 606

Ferberite

Fe2+WO4

Beryl Emerald

Be3Al2(Si6O18)

Monazite

(Ce,La,Nd,Th)PO4

Microcline

KAlSi3O8

 

 ***

2013 - nc - Multi

Y-T- 2590-2593

4765UGN13.jpg

 Various minerals

 

2013 – n.c. 

Y-T - 2590

 2013 – n.c.

 Y-T - 2591

2013 – n.c. 

Y-T - 2592

2013 – n.c. 

Y-T - 2593

4766UGN13.jpg

4767UGN13.jpg

4768UGN13.jpg

4769UGN13.jpg

Epidote

{Ca2}{Al2Fe3+}

[O|OH|SiO4|Si2O7]

Turquoise

CuAl6(PO4)4(OH)8·4H2O

Malachite

Cu2(CO3)(OH)2

Apatite

Ca5(PO4)3[F, OH, Cl]

 

***

2013 - nc - BF

Y-T BF 424

2013 - nc

4763UGN13.jpg

4764UGN13.jpg

Various minerals

Quartz

Ukraina

 

  **

2010 - n.c. BF multi

Y&T BF 67 

 

Quartz

 

Sulphur

 

Topaz

3128ukr10

Beryl

 

 Tiger's Eye

 

a-Kertscenite

Fe2+Fe3+(PO4)2(OH)2 .6H2O

 

 

**

2010 - n.c. BF multi

Y&T BF 68 

 

Syngenite - 813 a

K2Ca(SO4)2·(H2O)

Rodonite - 813 f

(Mn2+,Fe2+,Mg,Ca)SiO3

Labradorite - 813 c

(Ca,Na)(Si,Al)4O8

3349ukr10

Agate - 813 e

SiO2

Amber - 813 b

organic

Carpathite - 813 d

C24H12

 

 

 

United States of America

 

1974 - 1538

1538-1541

 

1974 - 1539 

 

1974 - 15408

 

 

1974 - 1541

 

Petrified wood

SiO2

Tourmaline

(Ca,K,Na,[])

(Al,Fe,Li,Mg,Mn)3

(Al,Cr,Fe,V)6(BO3)3

(Si,Al,B)6O18(OH,F)4

Quartz Amethist

SiO2

Rhodochrosite

MnCO3

 

1992 – 2700

 

 

1992 – 2701

 

 

1992 – 2702

 

 

1992 – 2703

 

 Azurite

Cu3(CO3)2(OH)2

 Native copper

Cu

 Variscite

AlPO4·2H2O

 Wulfenite

PbMoO4

 

Uruguay

 

1972 - 828

828-830

 

1972 - 829

 

 

1972 - 830

 

1977 – 1006

Quartz Amethist

SiO2

Agate

SiO2

Chalcedony

SiO2

Minerals - Quartz

SiO2

 

 

1992 – 1368

1366-1368

 

2003 – 2002e

2002 a-e 

 

 

Quartz Amethist

Agate

SiO2

Diamond

Quartz Amethist

SiO2

   

 

 1 val

**

2012 - n.c. - BF 

Y & T - BF 94

 

 

3809uru12

Quartz

Quartz amethist

Agate

SiO2

 

3808uru12

 

 

 

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