It's about 3,500,000,000 times as heavy as an Eye (Human).
In other words, the weight of an Eye (Human) is 0.000000000290 times 25,000 tonnes.(adult)
A fully developed eye (in a person over the age of thirteen), weighs about 0.00000710 tonnes. The pupil of the eye varies depending on the amount of light it is exposed to, but typically measures about 4 mm across.
It's about 4,500,000,000 times as heavy as a Quarter.
In other words, 25,000 tonnes is 4,409,000,000 times the weight of a Quarter, and the weight of a Quarter is 0.00000000022680 times that amount.(United States quarter-dollar coin) (a.k.a. Quarter dollar, a.k.a. America the Beautiful quarter, a.k.a. two bits)
The America the Beautiful series quarters, which began to enter circulation in 2017, weigh 0.000005670 tonnes each. In answer to the common riddle, there are 119 ridges around the edge of the coin in its current design.
It's about 5,000,000,000 times as heavy as a sheet of Paper.
In other words, the weight of a sheet of Paper is 0.000000000200 times 25,000 tonnes.(for US Letter, a.k.a. ANSI A; 215.9mm by 279.4mm (8.5 in x 11 in); 20lb)
The weight of a ream (500 sheets) of 0.009 tonnes, 8.5 inch x 11 inch paper is 0.002 tonnes, each sheet weighing 0.00000500 tonnes. Paper of this size has a thickness of 0.004 caliper (0.1 mm).
It's about 6,000,000,000 times as heavy as a Die (Dice).
In other words, 25,000 tonnes is 6,100,000,000 times the weight of a Die (Dice), and the weight of a Die (Dice) is 0.000000000160 times that amount.(for six-sided, 16 mm, rounded cube)
A die, of the size most commonly used in board games and casinos, typically weight 0.00000410 tonnes. The use of dice and dice-like tools predates written history, with the oldest known examples belonging to a 5,000-year old backgammon set uncovered during an archaeological dig in modern-day Iran.
It's about 10,000,000,000 times as heavy as a Penny.
In other words, the weight of a Penny is 0.0000000001000 times 25,000 tonnes.(United States) (formally one-cent coin) (Union shield design, 2010-present)
The weight of a United States penny is 0.00000250 tonnes. According to a 2010 report by the United States Mint, the cost of manufacturing and distributing a penny is $0.0179 — more than its face-value.
It's about 15,000,000,000 times as heavy as a Playing Card.
In other words, the weight of a Playing Card is 0.0000000000710 times 25,000 tonnes.(ISO 216 B8 size, 2.5" x 3.5")
A single ISO 216 B8-size playing card weighs 0.00000180 tonnes. Although this size is the most common home playing card, many casinos use "bridge size" cards — 2,640 sq. mm (4.036 sq. in) smaller in area.
It's about 20,000,000,000 times as heavy as a Paper Clip.
In other words, 25,000 tonnes is 18,000,000,000 times the weight of a Paper Clip, and the weight of a Paper Clip is 0.0000000000560 times that amount.(average)
Notwithstanding the tremendous variation in sizes and materials, a typical paperclip weighs about 0.00000140 tonnes. The country of Norway has used the paper clip as something of a national symbol since the end of World War II based on the erroneous notion that the paperclip was invented by a Norwegian, Johan Vaaler. However, the paperclip had already been in existence for at least 30 years by the time of Vaaler patented his paperclip design.