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| | Book | | Mineral Deposits of Finland
Edited by
Wolfgang D. Maier
Raimo Lahtinen
Hugh O’Brien
AMSTERDAM • BOSTON...Geological Survey of Finland, Espoo, Finland
I. Haapala
University of Helsinki, Helsinki, Finland
T. Halkoaho...Geological Survey of Finland, Kuopio, Finland
E. Hanski
Oulu Mining School, Oulu, Finland
A. Hartikainen
Geological...Geological Survey of Finland, Kuopio, Finland
C. Hartshorne
AngloAmerican Exploration, London, UK
T....Mawson Resources, Finland
E. Heilimo
Geological Survey of Finland, Kuopio, Finland
P. Heino
Yara Suomi | 👁 Image
| | Book | | SYSTEM
TETRAGONAL SYSTEM
XP
Calcite
Vesuvianite
Zircon
of feldspar. Very small inclusions of crystals...the
world. There are large deposits at Pargas, Finland,
and Kropfmuhl, Bavaria in Germany. In the west...Zinc Company
at Franklin, USA. Fibrous
Perheniemi, Finland.
masses
are found
at
SILICATES
PECTOLITE...22-3.38. The colour ranges from a light green,
Finland, and in the Ural Mountains of the USSR.
priately...crystals occur in Alpine locations,
123.
SILICATES
ZIRCON
ES
ZISi@,
A well-known gem mineral which, when | 👁 Image
| | Journal (volume) | | »Anvisning pa malm och bergarter uti storfurstendömet Finland», osat I ja II,
ilmestyivät vuosina 1824 ja 1825...mineraaleista teoksessaan
»Beskrifning öfver de i Finland fun na mineralien>, jonka ensimmäinen painos ilmestyi...our knowledge of the geology and the minerals of Finland
has increased tremendously, but the data collected...the need for an index of minerals
occurring in Finland and for some source of information on the works...from my post as head of the
Geological Survey of Finland, I began to compile a reference work designed to | 👁 Image
| | Book (edition) | | 19).
42
CRYSTAL
6. Ditetragonal bipyramidal
(zircon, vesuvianite, cassiterite, rutile)
7. Ditetragonal...where good crystals were found in Norway,
ee
and Finland. Pegmatitic loellingite is also found in
razil...magnetic, chromite is heavier, garnet is fusible,
zircon and microlite are heavier.
Occurrence:
Spinel... in Maryland, and in pyrrhotite
at Outokumpu, Finland, together with the rare (found only
there) rhombohedral...LA!
Orange and yellow, siti
brown cyrtolite (a zircon var-
1. Zincite
Franklin, New Jersey
p. , 110 | 👁 Image
| | Book (edition) | | Idocrase (Vesuvianite), Zoisite, Allanite (Orthite), Zircon,
300
Datolite, Topaz
40 Axinite, Andalusite, Sillimanite...symmetry
4 horizontal axes of twofold symmetry
(zircon, vesuvianite, cassiterite, rutile)
1 horizontal...good crystals were found in Norway, Sweden,
and Finland. Pegmatitic loellingite is also found in Brazil...magnetic, chromite is heavier, garnet is
fusible, zircon and microlite are heavier.
Occurrence: Spinel,...Distinguishing characteristics: Its crystals resemble zircon, but
scorodite is much softer and is fusible and | 👁 Image
| | Book (edition) | | of feldspar; occurrences in the Adirondacks, in Finland, and in Labrador of labradorite feldspar roc;ks...CRY ST AL SYSTEMS 6. Ditetragonal bipyramidal (zircon vesuvianite cassiter ite, rutile) ' ' , 1 vertical... or chestnut. Long treatment makes them black. Zircon blues con1e from electron treat1nent followed by...good crystals were found in Norway, Sweden, and Finland in nonlithia-type pegn1atites. MARCASITE FeS 2...cm). long. Naillike crystals from Pitkaranta, Finland are unique and remarkable. Typical deposits include | 👁 Image
| | Book (edition) | | of feldspar; occurrences in the Adirondacks, in Finland, and in Labrador of labradorite feldspar rocks...CRYSTAL SYSTEMS
6.
Dite trigonal bipyramidal (zircon, vesuvianite, cassitei
ite, rutile)
— __
111
... 01 chestnut. Long treatment makes them
black. Zircon blues come from electron treatment followed
by...good crystals were found in Norway, Sweden, and Finland in nonlithia-type pegmatites.
)
MARCASITE
FeS...cm), long. Naillike crystals from Pitkaranta,
Finland arc unique and remarkable. Typical deposits include | 👁 Image
| | Book (volume) | | 00 . 98,01 . De Pargas . De Willsborough . De Perheniemi . 99,83 . ..3 ... 4 Ces analyses correspondent...adamanté , qui offrent la forme et les angles du zircon .La seule différence qu'ils présentent avec la...entre les mêmes lignes dans le titane oxidé et le zircon . w CINQUANTE - DEUXIÈME ESPÈCE . 9Õ:£Ÿ9Ó™:C•...d'un éclat nacré ,inclinées de 105º environ , et zircon ; Stavern , Norwège . 3. Rougeâtre ,d'un aspect | 👁 Image
| | Book (volume) | | comme isomorphe de l alumine, Digitized by lG9 ZIRCON. r DEUXIEME DIVISION. SILICATES WOH AHTMIHEUX...d'après les analyses suivantes : - > Zircon d'Expaiily Zircon de Ceylan , par Vauquelin. par Berzélius...Digitized by FAMILLE DES MLICIDES. *7° VARIÉTÉS. Zircon cristallisé. Rarement eu octaèdres surbaisse* ...à sur i,f i3a° 10', , , , , ; roo/' 35 . Zircon granuliforme. En cristaux émousség par le roulis...transparentes ou au moins translucides. GISEMENT. Le zircon se trouve disséminé dans les sienites (Norwôge |
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