Bronze is a yellowish, reddish, or chocolate-brown alloy of copper, tin, and other elementary metals, and is made in a similar way to brass; and indeed, there does not appear to be a sharp distinction between these two alloys. Below are given the proportions of some of the better known bronzes: -

Kind of Bronze.

Aluminimum.

Cast Iron.

Copper.

Gold.

Lead.

Nickel.

Tin.

Tungsten.

Zinc.

Aluminium....

9

_

91

_

Ditto ......

4.3

-

43

-

-

31

-

21.7

-

Ditto ......

10.3

-

55.3

---

34.4

Ditto ......

7.5

-

90

2.5

__.

Antique ......

__

__

87

__

-

13

-

__

Ditto ......

-

-

97

-

-

-

3

-

-

Ash Grey ......

-

-

80

-

-

-

2)

__

-

Bluish Red

-

-

84.2

-

-

-

1.5.8

-

__

Ditto .....

-

-

82

-

-

-

18

-

-.

Dark Grey-...

-

-

76

-

-

-

24

-

-

Fontaine ...

-

1

8

-

1

-

-

-

90

Moreau's...

Ditto ......

-

8

-

-

-

-

-

92

Ditto ......

-

1

7

-

-

-

-

-

92

Ditto ......

-

0.5

2.5

-

97

Ditto ......

__

__

1

-

99

Hard

__

__

87.-7

__

__

-

12.3

Red dish Yellow..

__

__

88.8

__

__

11.2

__

__

Ditto ...

-

-

92.8

__

__

-

7.2

_

__

Ditto ......

-

-

94

-

-

6

-

__

Ditto ......

-

-

98

-

-

-

2

-

-

Statuary ......

-

-

88

-

1

-

9

-

2

Ditto ......

-

-

9

-

-

-

91

-

---

Whitish ...

__

__

69.6

-

-

30.4

__

__

Ditto ......

__

-

66.6

-

-

33-4

__

__

Ditto (best) ..

-

-

33.4

-

-

66.6

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