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Mineral Spinel has its name from ?

Arrow

Lightning

Sand

Rock

Spinel ( /spɪˈnɛl/) is the magnesium aluminium member of the larger spinel group of minerals. It has the formula MgAl2O4 in the cubic crystal system. Its name comes from Latin "spina" (arrow). Balas ruby is an old name for a rose-tinted variety of spinel.

Horin

4

azunchakitahashi wikipedia → Spinel

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Answers by country

Greece

64%

14%

7%

14%

14

Republic of Ireland

60%

30%

10%

0%

10

Australia

58%

8%

25%

8%

12

Germany

48%

27%

12%

12%

33

Poland

40%

30%

12%

15%

1964

the Philippines

36%

45%

9%

9%

11

the United Kingdom

34%

36%

13%

15%

38

Ukraine

34%

28%

17%

17%

35

the United States

30%

31%

20%

16%

272

India

28%

44%

16%

12%

25

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