Advanced Search
Home
Mineral Galleries
Minservice
GMineral
Rolando
Categories
All categories
Accessories
Policies
How to Order
How to Pay
Utilities
Top Viewed
Sold Gallery
Quick Search
Account
Cart
Checkout
Specimens online:418
Reserved spec.:23
Act.Customers:2340
Countries n°:61
What's New
1 - Kammererit (GMi)
2 - Cavansite (GMi)
3 - Hubnerite (GMi)
4 - Datolite (GMi)
5 - Pectolite (GMi)
6 - Cinnabar (GMi)
7 - Kunzite (GMi)
8 - Roselite, (Rol)
9 - Grossular, (Rol)
10 - Pyrite (Rol)
11 - Azurite (Rol)
12 - Kulanite (Rol)
13 - Chalcophyl (Rol)
14 - Calcite (Rol)
15 - Wulfenite (Rol)
16 - Euxenite-( (Rol)
17 - Sphalerite (Rol)
18 - Barrerite (Min)
19 - Leightonit (Min)
20 - Tarbuttite (Min)
21 - Bultfontei (Min)
22 - Whewellite (Min)
23 - Vaesite (Min)
24 - Arsentsume (Min)
25 - Enargite x (Rol)
26 - Brochanite (Rol)
27 - Kinoite xx (Rol)
28 - Hematite (Rol)
29 - Smoky gwin (Rol)
30 - Gold xx (Rol)
31 - Euxenite-( (Rol)
32 - Sphalerite (Rol)
33 - Silver (Rol)
34 - Zinkenite, (Rol)
35 - Boleite (T (Min)
36 - Legrandite (Min)
37 - Bastnäsite (Min)
38 - Allanite-( (Min)
39 - Monazite-( (Min)
40 - Tetrahedri (Min)
41 - Onoratoite (Min)
42 - Elbaite (Min)
43 - Goyazite (Min)
44 - Manganvesu (Min)
45 - Spinel (Min)
46 - Columbite- (Min)
47 - Kutnohorit (Min)
48 - Fluorite, (Min)
49 - Fluorite, (Min)
50 - Malachite (Min)
51 - Cerrusite (Min)
52 - Rutile (Min)
53 - Leucite wi (Min)
54 - Vesuvianit (Min)
55 - Spessartin (Min)
56 - Quartz var (Min)
57 - Andradite (Rol)
58 - Grossular, (Rol)
59 - Stolzite (Rol)
60 - Offrettite (Rol)
Callaghanite - Sierra Magnesite Mine, Gabbs, Gabbs Mining District, Nye Co., Nevada, USA(Type Locality)
(#:MINS8368)
Very colorful intense lustrous rich deep blue Callaghanite in sub millimetric crystals richly covering the dark matrix.
A nice sample of this rare copper magnesium carbonate.Ex
Francesco Bedognè
coll. #290.
Formula :
Cu
2
Mg
2
[(OH)
6
/CO
3
] * 2 H
2
O
System:
monoclinic
Hardness:
3-3½
Rarity:
rare
Strunz id:5/E.07-10 - 5 : Nitrates, Carbonates & Borates
Name origin:
Honors Dr. Eugene Callaghan (1904–1990), Director of the New Mexico Bureau of Mines, Socorro, New Mexico, USA, for his work on magnesite deposits.
Specimen weight:33 gr.
Crystal size:sub-mm xls
Overall size: 30mm x 32 mm x 29 mm
Related Products :
Category : N/A
Search Related Products
Minservice (Sondrio - Italy)
Minservice Galleries Main
Product Inquiry
switch images in
[1]
(original size) or
[2]
columns (resized images)
switch images in
[1]
(original size) or
[2]
columns (resized images)
Multiple currency display
