MDS553.47

Wording: Natural sciences and mathematicsEarth sciences & geologyEconomic Geologyores of metals other than ironNot set

Dewmoji: πŸ”¬πŸŒŽπŸ’²??

0
Information
216,948
ℹ️
1
Philosophy and Psychology
229,419
πŸ’­
2
Religions
562,779
πŸ™
3
Social sciences
1,169,921
πŸ‘«
4
Language
177,109
πŸ’¬
5
Natural sciences and mathematics
380,441
πŸ”¬
6
Technology
844,132
πŸ’‘
7
The arts
857,504
🎨
8
Literature
1,201,263
πŸ“š
9
History and Geography
703,933
πŸ—ΊοΈ
50
General Science
30,392
πŸ”¬
51
Mathematics
73,720
βž—
52
Astronomy
21,519
πŸ”­
53
Physics
38,941
🍎
54
Chemistry
25,962
βš—οΈ
55
Earth sciences & geology
32,170
🌎
56
Fossils & prehistoric life
9,345
πŸ’€
57
Life Sciences, Biology
50,256
🧬
58
Plants
22,401
🌿
59
Zoology
75,735
🐼
550
Geology
3,677
🌎
551
Geology, Hydrology Meteorology
20,715
πŸŒ‹
552
Lithology; Petrography
1,642
🀘
553
Economic Geology
2,481
πŸ’²
554
Europe
632
πŸ—
555
Asia
221
πŸ…
556
Africa
250
🦁
557
North America
1,986
558
South America
95
559
Pacific, Oceania, and other planets
471
🐨
553.0
172
553.1
Ore deposits
46
553.2
Carbon series
561
553.3
Ores of iron
27
553.4
ores of metals other than iron
164
553.5
Building stones
51
553.6
Earthy economic minerals
170
553.7
Mineral waters
514
553.8
Gems; Ornamental stones
495
πŸ’Ž
553.9
Other economic minerals
19
553.40
2
553.41
Ores of gold
46
553.42
1
553.43
Ores of copper
5
553.44
Ores of lead
2
553.45
Ores of zinc and tin; Mercury
3
553.46
Ores of manganese and chromium
6
553.47
2
553.48
1
553.49
Other metallic ores
34

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"Far Friends"

MDS classes with significant recommendations overlap, excluding ones under the same top-level class.

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Wording

1922 Edition
Do NOT copy from the copyrighted sources. 1922 edition here, in absurd phonetic English. Use standard spelling.
Modern Language
Modern wording should be based on the Free Decimal System or on the 1922 edition of Dewey. Language and concepts may be modernized. Do not use an in-copyright source.
Emoji
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