Red Beryl from Wah Wah Mountains, Utah

 

M & W Minerals

Walter R. Kellogg

 

517 294 6709

wkellogg@mwminerals.com

                           

 

Minerals from Africa and the island of Madagascar

minerals in alphabetical order by first letter only

click on the title link or photo to proceed to a specimen's page


A

6575 Azurite Psuedomorphing to Malachite with Aragonite
Mineral Specimen: Azurite Psuedomorphing to Malachite with Aragonite from Tsumeb, Namibia

Tsumeb, Namibia
Ex. Norm Woods
11.8 x 9.8 x 8.1 cm
$150

6416 Andradite Garnet variety Demantoid
Mineral Specimen: Andradite Garnet variety Demantoid from Diana Mine, Diego Suarez, Ambandja, Madagascar

Diana Mine, Diego Suarez, Ambandja, Madagascar
4.2 x 3.3 x 2.2 cm
$150

6089 Andradite Garnet on Hematite
Mineral Specimen: Andradite Garnet on Hematite from N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa

N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
5.3 x 4.8 x 5 cm
$75

6027 Phantom Amethyst/Smoky Quartz with Included Hematite
Mineral Specimen: Phantom Amethyst/Smoky Quartz with Included Hematite from Goboboseb Mountains, Brandberg Area, Erongo Region, Namibia

Goboboseb Mountains, Brandberg Area, Erongo Region, Namibia
4.1 x 1.2 x 1.3 cm
$125

5071 Phantom Amethyst Scepter on White Quartz with Included Hematite
Mineral Specimen: Phantom Amethyst Scepter on White Quartz with Included Hematite from Goboboseb Mountains, Brandberg Area, Erongo Region, Namibia

Goboboseb Mountains, Brandberg Area, Erongo Region, Namibia
6.9 x 4.5 x 3.7 cm
$75

4141 Double Terminated Amethyst Crystal on Matrix
Mineral Specimen: Double Terminated Amethyst Crystal on Matrix from Goboboseb Mountains, Brandberg Area, Erongo Region, Namibia

Goboboseb Mountains, Brandberg Area, Erongo Region, Namibia
5 x 4.8 x 4.2 cm
Crystal is 3.7 x 1.7 x 2 cm
$100

3991 Azurite and Cerussite
Mineral Specimen: Azurite and Cerussite from Tsumeb, Namibia

Tsumeb, Namibia
Ex. Gunther Pietsch, Ex. A. C. Moretta #655, Ex. A. E. Seaman Museum
3.5 x 3.5 x 1.2 cm
$250

102 Aquamarine
Mineral Specimen: Aquamarine from Erongo Mountain, Erongo Region, Namibia

Erongo Mountain, Erongo Region, Namibia
6.5 x 2.7 x 2.7 cm
$100

B

5492 Barite
Mineral Specimen: Barite from Jebel Ouichane, Saganane (Beni Bou Ifrour), Nador, L'oriental Region, Morocco

Jebel Ouichane, Saganane (Beni Bou Ifrour), Nador, L'oriental Region, Morocco
6.4 x 6.6 x 5.7 cm
$250

C

6664 Calcite with Unidentified Orange crystals (Olmiite?) and White Species
Mineral Specimen: Calcite with Unidentified Orange crystals (Olmiite?) and White Species from Kalahari manganese fields, Northern Cape Province, South Africa

Kalahari manganese fields, Northern Cape Province, South Africa
8 x 5 x 4.1 cm
$45

6663 Fluorescent Calcite
Mineral Specimen: Fluorescent Calcite from Kalahari manganese fields, Northern Cape Province, South Africa

Kalahari manganese fields, Northern Cape Province, South Africa
6.9 x 5.1 x 2.8 cm
$45

6147 Cerussite
Mineral Specimen: Cerussite from Mibladen, Morocco

Mibladen, Morocco
3.7 x 3.3 x 2.4 cm
$50

5931 Two Generation Calcite
Mineral Specimen: Two Generation Calcite from Kalahari manganese fields, Northern Cape Province, South Africa

Kalahari manganese fields, Northern Cape Province, South Africa
5.5 x 2.6 x 2 cm
$35

5512 Charlesite, Hematite, Sturmanite
Mineral Specimen: Charlesite, Hematite, Sturmanite from N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa

N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
Ca6(Al,Si)2(SO4)2[B(OH)4](OH,O)12·26H2O
Ex. Steve Pullman
3.3 x 2.6 x 1.7 cm
$75

5324 Copper, Cuprite
Mineral Specimen: Copper, Cuprite from Tsumeb, Namibia

Tsumeb, Namibia
Ex. Steve Pullman
5.1 x 2.3 x 1.1 cm
$25

5176 Twin Calcite Crystals, minor Duftite
Mineral Specimen: Twin Calcite Crystals, minor Duftite from Tsumeb, Namibia

Tsumeb, Namibia
9.1 x 5.5 x 4.1 cm
The largest crystal is 3.2 cm across.
$50

4643 Hollow Spherical Calcite Aggregate
Mineral Specimen: Hollow Spherical Calcite Aggregate from Tsumeb, Namibia

Tsumeb, Namibia
3.3 x 2.3 x 1.5 cm
$25

4410 Twinned Calcite
Mineral Specimen: Twinned Calcite from Basalt Quarry, Ambariomiambana, Sambava District, Sava Region, Antsiranana Province, Madagascar

Basalt Quarry, Ambariomiambana, Sambava District, Sava Region, Antsiranana Province, Madagascar
August 2004 Find
12.3 x 9.5 x 6.4 cm
$75

4232 Native Copper
Mineral Specimen: Native Copper from Tsumeb, Namibia

Tsumeb, Namibia
5.5 x 3.5 x 1.8 cm
$25

4204 Cerussite Twin
Mineral Specimen: Cerussite Twin from Tsumeb Mine, Namibia

Tsumeb Mine, Namibia
Ex. Hoisington Collection
4.4 x 1.7 x 2.5 cm
largest XL is 6 mm in thickness
$50

3228 Calcite on Gaudefroyite and Andradite
Mineral Specimen: Calcite on Gaudefroyite and Andradite from Wessels Mine, Hotazel, Kalahari manganese field, Northern Cape Prov., South Africa

Wessels Mine, Hotazel, Kalahari manganese field, Northern Cape Prov., South Africa
7.3 x 5.6 x 3.2 cm
$50

3184 Calcite
Mineral Specimen: Calcite from Tsumeb, Namibia

Tsumeb, Namibia
7.1 x 4.6 x 5 cm
$45

2854 Calcite with Included Hematite
Mineral Specimen: Calcite with Included Hematite from Kalahari manganese fields, Northern Cape Province, South Africa

Kalahari manganese fields, Northern Cape Province, South Africa
6 x 2.1 x 2.1 cm
$50

2791 Carrollite on Calcite
Mineral Specimen: Carrollite on Calcite from Kamoto Mine, Kolwezi, Katanga, Congo

Kamoto Mine, Kolwezi, Katanga, Congo
Cu(Co,Ni)2S4
3.7 x 2.6 x 3.9 cm
Carrollite XL is 6 x 7 x 4
$75

2011 Carrollite, Calcite, Chalcopyrite
Mineral Specimen: Carrollite, Calcite, Chalcopyrite from Kamoya South II Mine, Kamoya, Kambove District, Katanga Copper Crescent, Katanga, Democratic Republic of Congo

Kamoya South II Mine, Kamoya, Kambove District, Katanga Copper Crescent, Katanga, Democratic Republic of Congo
Cu(Co,Ni)2S4
4.6 x 5.2 x 4.5 cm
$50

1035 Cerussite Reticulated Twins
Mineral Specimen: Cerussite Reticulated Twins from Tsumeb, Namibia

Tsumeb, Namibia
23 x 24 x 24 mm
28.5 g (1 US oz)
$30

D

6649 Brown Modified Cubic Diamond Crystal
Mineral Specimen: Brown Modified Cubic Diamond Crystal from Democratic Republic of Congo (formery Zaire)

Democratic Republic of Congo (formery Zaire)
Ex. Norm Woods
5.5 x 4.5 x 5 mm
SOLD

E

6337 Ettringite
Mineral Specimen: Ettringite from N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa

N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
Ca6Al2(SO4)3(OH)12·26H2O
6.7 x 5 x 4.3 cm
$75

4836 Etrriginite, Andradite, Manganese Oxide
Mineral Specimen: Etrriginite, Andradite, Manganese Oxide from N'Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa

N'Chwaning Mines, Kuruman, Kalahari manganese field, Northern Cape Province, South Africa
10.3 x 8.6 x 2.6 cm
$150

2404 Ettringite on Calacite
Mineral Specimen: Ettringite on Calacite from Kalahari manganese fields, Northern Cape Province, South Africa

Kalahari manganese fields, Northern Cape Province, South Africa
Ca6Al2(SO4)3(OH)12·26H2O
3.8 x 2.3 x 1.2 cm
$75

1878 Epidote
Mineral Specimen: Epidote from Madagascar

Madagascar
6.7 x 7.2 x 4 cm
$200

F

4046 Fluorite with Hyaline Opal and Muscovite on Quartz
Mineral Specimen: Fluorite with Hyaline Opal and Muscovite on Quartz from Erongo Mountain, Erongo Region, Namibia

Erongo Mountain, Erongo Region, Namibia
Ex. Uli Bahmann
3.9 x 3.6 x 3.2 cm
The largest Fluorite crystal is 3.5 x 0.7 x 0.8 cm
$400

2661 Quartz and Pyrite on Fluorite
Mineral Specimen: Quartz and Pyrite on Fluorite from Meknes, Morocco

Meknes, Morocco
10.8 x 9 x 3.5 cm
Stalctite - 5.3x1.7x1.7 cm
SOLD

G

5357 Goshenite with Included Albite on Micrcline with Muscovite and Tourmaline
Mineral Specimen: Goshenite with Included Albite on Micrcline with Muscovite and Tourmaline from Erongo Mountain, Erongo Region, Namibia

Erongo Mountain, Erongo Region, Namibia
4.3 x 3.8 x 3.7 cm
Largest Goshen crystal measures 1.3 x 1.0 x 0.9 cm
$150

H

6666 Hematite Crystals Floater with Olmiite
Mineral Specimen: Hematite Crystals Floater with Olmiite from Kalahari manganese fields, Northern Cape Province, South Africa

Kalahari manganese fields, Northern Cape Province, South Africa
CaMn2+[SiO3(OH)](OH)
7.7 x 3.3 x 2.7 cm
$100

3647 Hematite and Calcite Crystals
Mineral Specimen: Hematite and Calcite Crystals from Wessels Mine, Hotazel, Kalahari manganese fields, Northern Cape Province, South Africa

Wessels Mine, Hotazel, Kalahari manganese fields, Northern Cape Province, South Africa
4.6 x 2.6 x 2.4 cm
$35

3156 Hydroxyapophyllite-(K) on Calcite
Mineral Specimen: Hydroxyapophyllite-(K) on Calcite from Wessels Mine, Hotazel, Kalahari manganese fields, Northern Cape Province, South Africa

Wessels Mine, Hotazel, Kalahari manganese fields, Northern Cape Province, South Africa
5.2 x 2.7 x 2.6 cm
$100

2911 Hematite Crystals and Hematite Included in Calcite
Mineral Specimen: Hematite Crystals and Hematite Included in Calcite from Kalahari manganese fields, Northern Cape Province, South Africa

Kalahari manganese fields, Northern Cape Province, South Africa
6.3 x 5.2 x 2.4 cm
$40

K

6557 Kenotobermorite (labeled as Tobermorite)
Mineral Specimen: Kenotobermorite (labeled as Tobermorite) from The aggregate is one of the largest crystals available.

The aggregate is one of the largest crystals available.
Type Location
[Ca4Si6O15(OH)2·2H2O]·3H2O
Ex. Wolfgang Henkel
4 x 1.1 x 0.7 cm
$150

4152 Kutnohorite
Mineral Specimen: Kutnohorite from N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa

N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
5.1 x 4.8 x 3.7 cm
$125

M

6388 Malachite
Mineral Specimen: Malachite from Tsumeb, Namibia

Tsumeb, Namibia
20 x 7.6 x 8.3 cm
$200

5350 Hollow Malachite Stalactite "Finger"
Mineral Specimen: Hollow Malachite Stalactite "Finger" from Katanga, Dem. Rep. of Congo

Katanga, Dem. Rep. of Congo
5.3 x 3.1 x 1.3 cm
$50

4629 Malachite Pseudomorph after Azurite
Mineral Specimen: Malachite Pseudomorph after Azurite from Tsumeb, Namibia

Tsumeb, Namibia
5.2 x 2.8 x 1.6 cm
$150

3069 Mimetite on Cerussite on Duftite and Mottramite on Dolomite
Mineral Specimen: Mimetite on Cerussite on Duftite and Mottramite on Dolomite from Tsumeb, Namibia

Tsumeb, Namibia
10 x 9.6 x 4.1 cm
$400

2887 Malachite Pseudomorph after Azurite
Mineral Specimen: Malachite Pseudomorph after Azurite from Tsumeb, Namibia

Tsumeb, Namibia
3.8 x 2.9 x 2.6 cm
SOLD

953 Morganite
Mineral Specimen: Morganite from Alto Ligonha pegmatites, Alto Ligonha District, Zambezia Province, Mozambique

Alto Ligonha pegmatites, Alto Ligonha District, Zambezia Province, Mozambique
Ex. Ron Boyd Collection
5.1 x 3.4 x 3.4 cm
$250

P

6239 Prehnite with minor Epidote
Mineral Specimen: Prehnite with minor Epidote from Goboboseb Mountains, Brandberg Area, Erongo Region, Namibia

Goboboseb Mountains, Brandberg Area, Erongo Region, Namibia
6 x 3.7 x 2.8 cm
$200

2029 Papagoite included in Quartz with Hematite Crystals
Mineral Specimen: Papagoite included in Quartz with Hematite Crystals from Messina mine, Messina District, Limpopo Province, South Africa

Messina mine, Messina District, Limpopo Province, South Africa
CaCu[H3AlSi2O9]
6.8 x 6.4 x 4.7 cm
$275

369 Prehnite
Mineral Specimen: Prehnite from Merelani Hills (Mererani), Lelatema Mts, Arusha Region, Tanzania

Merelani Hills (Mererani), Lelatema Mts, Arusha Region, Tanzania
2.9 x 2.2 x 1.3 cm
$50

Q

6014 Quartz Coated with Hematite
Mineral Specimen: Quartz Coated with Hematite from Tinejdad, Er Rachidia Province (Errachidia Province), Draa-Tafilalet Region, Morocco

Tinejdad, Er Rachidia Province (Errachidia Province), Draa-Tafilalet Region, Morocco
8.8 x 7.7 x 2.7 cm
$50

4307 Tabular Amethyst Crystals with Included Hematite
Mineral Specimen: Tabular Amethyst Crystals with Included Hematite from Goboboseb Mountains, Brandberg Area, Erongo Region, Namibia

Goboboseb Mountains, Brandberg Area, Erongo Region, Namibia
4.2 x 1.5 x 0.7 cm
$45

R

6094 Rhodochrosite, Manganite, Andradite Garnet
Mineral Specimen: Rhodochrosite, Manganite, Andradite Garnet from Kalahari manganese fields, Northern Cape Province, South Africa

Kalahari manganese fields, Northern Cape Province, South Africa
6.1 x 3.4 x 2.7 cm
$100

6062 Rhodochrosite on Manganite
Mineral Specimen: Rhodochrosite on Manganite from N'Chwaning I Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa

N'Chwaning I Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
5 x 4.6 x 4.7 cm
$100

4418 Rhodochrosite on Quartz an Manganite
Mineral Specimen: Rhodochrosite on Quartz an Manganite from N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa

N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
4.9 x 4.1 x 2.3 cm
$100

3436 Rhodochrosite
Mineral Specimen: Rhodochrosite from N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa

N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
4.7 x 4 x 3.7 cm
$250

3146 Rhodochrosite
Mineral Specimen: Rhodochrosite from Kalahari manganese fields, Northern Cape Province, South Africa

Kalahari manganese fields, Northern Cape Province, South Africa
7.6 x 5.9 x 1.8 cm
$100

S

6640 Smoky Quartz, Schorl Tourmaline, Fluorescent Hyaline Opal
Mineral Specimen: Smoky Quartz, Schorl Tourmaline, Fluorescent Hyaline Opal from Erongo Mountain, Erongo Region, Namibia

Erongo Mountain, Erongo Region, Namibia
15.2 x 11.5 x 6.3 cm
$350

6390 Smithsonite
Mineral Specimen: Smithsonite from Tsumeb, Namibia

Tsumeb, Namibia
Ex. E. Morales purchased from P.J. Williams, Tuscon 1981 show
7.4 x 5.2 x 3.7 cm
$250

5972 Shigaite, Caryopilite, Rhodochrosite, Barite
Mineral Specimen: Shigaite, Caryopilite, Rhodochrosite, Barite from N'Chwaning I Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa

N'Chwaning I Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
Shigaite: Mn6Al3(OH)18[Na(H2O)6](SO4)2·6H2O , Caryopilite: Mn2+3Si2O5(OH)4
6.8 x 5.7 x 4.2 cm
The largest Shigaite crystal is 4 mm across.
$200

5843 Skutterudite Crystals
Mineral Specimen: Skutterudite Crystals from Aghbar Mine, Bou Azzer, Tazenakht, Quarzazate, Morocco

Aghbar Mine, Bou Azzer, Tazenakht, Quarzazate, Morocco
(Co,Fe,Ni)As2-3
5.5 x 4.4 x 6.1 cm
The first dimension is the height of the specimen and the third is the depth of the specimen.
$75

5475 Smithsonite
Mineral Specimen: Smithsonite from Berg Aukas Mine, Grootfontein District, Otjozondjupa Region, Namibia

Berg Aukas Mine, Grootfontein District, Otjozondjupa Region, Namibia
4.2 x 4.3 x 1.4 cm
$50

4691 Cuprian Smithsonite
Mineral Specimen: Cuprian Smithsonite from Tsumeb, Namibia

Tsumeb, Namibia
6.7 x 4.5 x 2.9 cm
$85

3899 Schorl Tourmaline, Albite, Smoky Quartz
Mineral Specimen: Schorl Tourmaline, Albite, Smoky Quartz from Erongo, Namibia

Erongo, Namibia
6 x 4.6 x 4 cm
$50

3821 Smithsonite
Mineral Specimen: Smithsonite from Tsumeb, Namibia

Tsumeb, Namibia
4.8 x 3.5 x 2.9 cm
$150

3799 Shattuckite Included in Quartz
Mineral Specimen: Shattuckite Included in Quartz from Kaokoveld Plateau, Kunene Region, Namibia

Kaokoveld Plateau, Kunene Region, Namibia
Cu5(Si2O6)2(OH)2
3.2 x 3.1 x 2.8 cm
$45

3448 Silver, Acanthite
Mineral Specimen: Silver, Acanthite from Imiter Mine, Imiter Dist., Djebel Saghro, Ouarzazate Prov., Souss-Massa-Draa Region, Morocco

Imiter Mine, Imiter Dist., Djebel Saghro, Ouarzazate Prov., Souss-Massa-Draa Region, Morocco
3.3 x 3.5 x 1.1 cm
$75

1362 Selenite Desert Rose
Mineral Specimen: Selenite Desert Rose from Algeria

Algeria
11 x 9.1 x 8.8 cm
$25

T

6471 Schorl Tourmaline, Albite, Hyaline Opal
Mineral Specimen: Schorl Tourmaline, Albite, Hyaline Opal from Erongo Mountain, Erongo Region, Namibia

Erongo Mountain, Erongo Region, Namibia
4.4 x 3.8 x 2.3 cm
$30

6076 Topaz, Microline
Mineral Specimen: Topaz, Microline from Klein Spitzkopje (Kleine Spitzkoppe) granite stock, Spitzkopje Area, Karibib Dist., Erongo, Namibia

Klein Spitzkopje (Kleine Spitzkoppe) granite stock, Spitzkopje Area, Karibib Dist., Erongo, Namibia
4.7 x 3.8 x 2.4 cm
$45

5080 Waterworn Topaz Crystals
Mineral Specimen: Waterworn Topaz Crystals from Jos Plateau, Plateau State, Nigeria

Jos Plateau, Plateau State, Nigeria
2.2 x 1.8 x 1.6 cm
17grams
$70

4719 Tanzanite
Mineral Specimen: Tanzanite from Merelani Hills (Mererani), Lelatema Mts, Arusha Region, Tanzania

Merelani Hills (Mererani), Lelatema Mts, Arusha Region, Tanzania
25 x 7 x 7 mm
second two measurements taken at the base of the crystal, weight: 11.25 ct
$375

3186 Tarnowitzite - Plumboan Aragonite
Mineral Specimen: Tarnowitzite - Plumboan Aragonite from Tsumeb, Namibia

Tsumeb, Namibia
8.7 x 4.9 x 2.4 cm
Largest XL is 1.9 x 0.3 x 0.3 cm
$100

2886 Tourmaline and Botryoidal Fluorite on Albite
Mineral Specimen: Tourmaline and Botryoidal Fluorite on Albite from Erongo Mountain, Erongo Region, Namibia

Erongo Mountain, Erongo Region, Namibia
6.4 x 3.5 x 3.3 cm
$125

W

4840 Wulfenite, Calcite, minor Duftite
Mineral Specimen: Wulfenite, Calcite, minor Duftite from Tsumeb, Namibia

Tsumeb, Namibia
7.5 x 4.6 x 4.4 cm
largest Wulfenite crystal measures 12 x 7 x 1 mm
$200

Z

5521 Zircon, Quartz, Aegirine, Galena
Mineral Specimen: Zircon, Quartz, Aegirine, Galena from Mt. Malosa, Zomba, Malawi

Mt. Malosa, Zomba, Malawi
3.2 x 2.8 x 2.2 cm
$200

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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