Nesosilicates Mineral Gallery M&W Minerals

Nesosilicates Gallery

Nesosilicates have in common one SiO₄ tetrahedron unbounded to any other similar tetrahedrons

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Kyanite, Andalusite, Zircon, Phenakite, Euclase, Titanite, Staurolite, Fayalite/Fosterite series (Peridot), Datolite, Willemite and others

minerals in alphabetical order by first letter only

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

D

6051 Yellow with Purple Edging Datolite with Greenstone (Pumpellyite-Mg) and Chlorite Keweenaw Point, High Rock Bay area, Keweenaw Co., Michigan 2.3 x 1.5 x 1.7 cm $450	6050 Yellow Datolite Keweenaw Point, High Rock Bay area, Keweenaw Co., Michigan x x cm 2.5 x 2.3 x 0.9 and 2.5 x 2.2 x 0.6 $400	6049 Datolite with Epidote and Native Copper Ridge Mine, Ontonagon Co., Michigan 4.2 x 1.7 x 1 cm $50
6021 Datolite Crystals and Smoky Quartz with Pseudomorphic Casts after Calcite Bor Pit (Boron Pit), Dal'negorsk B deposit, Dal'negorsk, Primorskiy Kray, Far-Eastern Region, Russia 12.2 x 7.5 x 4.7 cm $200	5853 Datolite and Quartz with Casts after Calcite Bor Pit (Boron Pit), Dal'negorsk B deposit, Dal'negorsk, Primorskiy Kray, Far-Eastern Region, Russia 10.8 x 8.5 x 4.3 cm $600	5014 Datolite, Quartz Bor Pit (Boron Pit), Dal'negorsk B deposit, Dal'negorsk, Primorskiy Kray, Far-Eastern Region, Russia 9.3 x 8.1 x 5.5 cm Largest crystal is 4.5 x 3.2 x 2.7 cm $350
4480 Polished Datolite Nodule Clark Mine, Copper Harbor, Keweenaw County, Michigan Ex. A. E. Seaman Musuem 2 x 1.8 x 1 cm $50	4427 Datolite, Calcite, Chalcopyrite, Pyrite Mina Aurora, Charcas, San Luis Potosi, Mexico 6 x 3.8 x 2.6 cm $45	3904 Datolite Evergreen Mine, Ontanogan Co., Michigan 4 x 2.8 x 1.3 cm $25
3826 Polished Datolite Nodule Cape Mine, Keweenaw Co., Michigan 2.7 x 2.2 x 1.7 cm and 2.4 x 2.2 x 1 cm $125	3668 Hematite on Datolite Mina Aurora, Charcas, San Luis Potosi, Mexico 6 x 5.2 x 2.6 cm $35	3665 Datolite Lake Mine, Ontonagon Co., Michigan 4.7 x 4.2 x 0.7 cm $40
2932 Datolite with Epidote Houghton Co., Michigan 5.2 x 2.3 x 2.2 cm $35	2925 Datolite, Copper, Microcline, and Epidote Butler lode, Caledonia Mine, Ontonagon Co., Michigan, USA 4.7 x 2 x 2.5 cm $50	2443 Datolite Ojibway Mine, Keweenaw Co., Michigan Ex. Seaman Mineral Museum 3.1 x 2.1 x 1 cm $45
2423 Datolite Cape Mine, Mosquito District, Copper Harbor, Keweenaw Co., Michigan, USA Ex. Seaman Mineral Musueum 3.4 x 3.1 x 1.1 and 3.3 x 3.1 x 1.3 $175	2235 Datolite Rauschermuhle Quarry, Niederkirchen, Otterberg, Palatinate, Rhineland-Palatinate, Germany Ex. Steve Pullman 5.2 x 3.1 x 2.7 cm $22	1521 Datolite Delaware Mine, Keweenaw County, Michigan, USA 7 x 5.1 x 2.1 cm $75
1471 Datolite Clark Mine, Copper Harbor, Keweenaw County, Michigan, USA 6.5 x 5.2 x 3 cm $50	1323 Datolite Quincy Mine, Quincy Hill, Houghton County, Michigan, USA 5.2 x 4 x 3.7 cm $50	1085 Datolite in Basalt Flint Steel Mine, Ontonagon County, Michigan, USA 6.2 x 3 x 1 cm $45
1081 Datolite Flint Steel Mine, Ontonagon County, Michigan, USA 3.6 x 2.5 x 0.8 cm $20	1071 Datolite with Epidote Flint Steel Mine, Ontonagon County, Michigan, USA 3.6 x 2.4 x 1.1 cm $35	1063 Datolite Lake Mine, Mass City, Ontonagon County, Michigan, USA 5.2x4.0x1.6 x 4.4x4.2x1.3 x cm $70
850 Datolite in Basalt with Microcline Flint Steel Mine, Ontonagon County, Michigan, USA 4.7 x 4.2 x 0.7 cm $30	839 Datolite Lake Mine, Mass City, Ontonagon County, Michigan, USA 4.3 x 3.8 x 0.9 cm $35	638 Olive Datolite Flint Steel Mine, Ontonagon County, Michigan, USA 6.4 x 5.3 x 3.5 cm $45

E

5459 Bertrandite Pseduomorph, Euclase

Antonio Leal Farm, Equador, Borborema mineral province, Rio Grande do Norte, Brazil
11.6 x 7.5 x 4.1 cm
$150

4212 Euclase

Chivor Mine, Mun. de Chivor, Guavio-Guateque Mining Dist., Boyaca Dept., Colombia
Ex. Hoisington Collection
1.5 x 1.7 x 1.3 cm
3.8 g
$500

K

6226 Kyanite, Muscovite variety Fuschite, Pyrite, Quartz

Baker Mountain Mine, Madisonville, Farmville District, Prince Edward Co., Virginia
Ex. A. Neely, 1960s
6.9 x 4.3 x 2 cm
$30

5461 Gemmy Bicolor Kyanite

Barra do Salinas, Coronel Murta, Minas Gerais, Brazil
14 x 4.6 x 1 cm
$75

4912 Kyanite, Quartz, Muscovite

Sao Jose da Safira, Doce valley, Minas Gerais, Brazil
18.7 x 6.2 x 5.8 cm
$75

O

6092 Olmiite, Bultfonteinite

N'Chwaning II Mine, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa
CaMnSiO₃(OH)₂ , Ca₂[SiO₃(OH)]F·H₂O
7.9 x 6.4 x 4.2 cm
$85

S

6231 Staurolite Penetration Twins

Hondo Canyon District, Taos Co., New Mexico
Ex. E. Morales, purchased fromZuni Minerals, Tucson Show, 1983
2.9 x 3.2 x 2.3 cm
$50

3747 Staurolite Twin variety Fairy Cross

Ruisseau de Kerbihan, Scaer, Finistere, Bretagne (Brittany), France
Ex. Wolfgang Henkel
3.9 x 3.9 x 1.7 cm
$75

T

5315 Titanite (Sphene) Cut Gemstone - Green with Orange Flashes

Madagascar
Ex. Vivian Randall
7.5 x 6 x 3 mm
1.52 ct.
$275

2765 Troostite - Manganese Rich Willemite

Franklin Mine, Franklin, Sussex Co., New Jersey
UV Fluorescent
Ex. Steve Pullman
4.4 x 4.4 x 3.3 cm
$45

W

6111 Willemite, Calcite, minor Franklinite

Franklin Furnace (Franklin), Sussex Co., New Jersey
UV Fluorescent
1913 or older
8.6 x 6.7 x 5.2 cm
Largest Willemite crystal measures 4.0 x 2.3 x 1.6
$450

6073 Willemite, Franklinite, minor Zincite