Please enable JavaScript to view this page properly.
Introduction
Classification
Repository
Library
English |
Български
Where am I? >
Home
>
Repository
>
Spessartine
Gallery view selector
Colour selector
Spessartine — specimen 0450, photo © NMNHS
Spessartine
—
specimen 0450
Origin
Southern Africa
Namibia
Data
Weight:
0.69 ct;
size:
5.70 | 4.79 | 3.46 mm;
shape:
oval;
colour:
medium orangey red; strong;
clarity:
eye clean;
cut:
excellent;
treatment:
none.
Notes
Very clean specimen; design ‘Ovalimixtum’, excellent cut by Tan Pen.
Other specimens
More information from ‘Classification’
Spessartine
Common in granite
pegmatites
,
granites
, and
rhyolites
. Formed in some
skarns
and metasomatic manganese-rich rocks adjacent to igneous
intrusions
or in regionally metasomatised areas (
Anthony et al., 2001—2005
).
Gemmology — gemstones
Front page
|
Introduction
|
Classification
|
Repository
|
Library
© 2024
National Museum of Natural History, Sofia
(NMNHS)
Use of this website assumes acceptance of our
terms of use
.
The specimens illustrated in this site do not exist in the collections of the National Museum of Natural History, Sofia.