Image of a Minecraft still photo set on the beach

ILLUSTRATION BY JEFF MANGIAT

STANDARDS

NGSS: Core Idea: ESS2.A, ESS3.A, PS1.A

CCSS: Literacy in Science: 4

TEKS: 6.5A, 7.13A, 8.13B, B.8B

Digging Into Minecraft

How do the rocks and minerals of Minecraft stack up to their real-life counterparts?

AS YOU READ, THINK ABOUT the ways Minecraft is inspired by real-life geology.

In the world of Minecraftplayers can build just about anything. They can create epic pirate ships, complete with cannons. Or they might build massive castles, perfect for defending against enemies. Players can even work together to build skyscraper-filled cities. But no matter the size or shape of the project, all Minecraft builds start with blocks.

There are more than 140 types of blocks in Minecraft. Players can use these raw materials to craft tools, structures, and more. Many of the most popular—and useful—blocks are based on actual rocks and minerals. “They’re similar to what you would see in the real world,” says Erika Rader, a geologist at the University of Idaho.

A mineral is a nonliving substance found in nature. The atoms of most minerals are arranged in an orderly pattern, which forms crystals. Rocks are made of two or more minerals combined. Many of the rocks and minerals in Minecraft share properties with their real-life counterparts. But there are also plenty of differences. Take a look at how five Minecraft blocks compare with the rocks and minerals they’re modeled after.

In the world of Minecraft, players can build almost anything. They can create epic pirate ships, complete with cannons. Or they might build massive castles with perfect defenses against enemies. Players can even work together to build skyscraper-filled cities. Minecraft projects come in every size and shape. But they all start with blocks.

Minecraft has more than 140 types of blocks. Players can use these raw materials to craft tools, structures, and more. Many blocks are based on actual rocks and minerals. That includes some of the most popular and useful blocks. “They’re similar to what you would see in the real world,” says Erika Rader. She’s a geologist at the University of Idaho.

Minerals are found in nature. They’re nonliving substances. The atoms of most minerals are arranged in an orderly pattern to form crystals. Rocks are made of two or more minerals combined. Many Minecraft rocks and minerals are similar to the real ones. But they also have plenty of differences. Take a look at five Minecraft blocks and the real rocks and minerals they’re based on. Then see how they compare. 

ILLUSTRATION BY JEFF MANGIAT

ROCK: LAPIS LAZULI

ILLUSTRATION BY JEFF MANGIAT (MINECRAFT); JOHN CANCALOSI/ALAMY STOCK PHOTO (LAPIS LAZULI)

Like all metamorphic rocks, lapis lazuli forms from other rocks that were transformed by heat and pressure deep within Earth. In Minecraft, lapis lazuli can enchant items or be used as a blue dye to color things like fireworks and glass. Real-life artists also once prized this rock for its color, grinding it into a pigment, or colored substance, to create a vibrant blue paint.

Deep within Earth, heat and pressure transform rocks. This turns them into metamorphic rocks, like lapis lazuli. In Minecraft, lapis lazuli can enchant items or serve as a blue dye. It colors things like fireworks and glass. Real-life artists also used to prize this rock for its color. They ground it into a pigment, or colored substance. Then they created a bright-blue paint with it.

ILLUSTRATION BY JEFF MANGIAT

ROCK: OBSIDIAN

ILLUSTRATION BY JEFF MANGIAT (MINECRAFT); TURTLE ROCK SCIENTIFIC/SCIENCE SOURCE (OBSIDIAN)

In Minecraft, players create obsidian blocks by pouring water onto lava. On Earth, this glassy, black igneous rock forms when lava from a volcanic eruption rapidly cools in air or water. The Minecraft version of obsidian is mainly used to craft portals to another dimension. Real-life obsidian can’t create mystical gateways—but it can be carved into sharp-edged tools.

Minecraft players pour water onto lava to create obsidian blocks. On Earth, this igneous rock forms during a volcanic eruption. It forms when lava quickly cools in air or water. In Minecraft, obsidian is mainly used to make portals to another dimension. Real-life obsidian can’t create mystical gateways. But people can carve this glassy, black rock into sharp-edged tools.

ILLUSTRATION BY JEFF MANGIAT

ROCK: SANDSTONE

ILLUSTRATION BY JEFF MANGIAT (MINECRAFT); SHUTTERSTOCK.COM (SANDSTONE)

Sandstone is a sedimentary rock that forms when sand becomes cemented together over time. Just like on Earth, sandstone is found in deserts and near oceans in Minecraft. Sandstone has the same uses in the game as in real life: “It makes a good building material,” says Rader. Many temples, cathedrals, and statues are made from sandstone.

Sandstone is a sedimentary rock. It forms when sand becomes cemented together over time. On Earth and in Minecraft, sandstone is found in deserts and near oceans. This rock has the same uses in the game and in real life. “It makes a good building material,” says Rader. Many temples, cathedrals, and statues are made from sandstone.

ILLUSTRATION BY JEFF MANGIAT

MINERAL: DIAMOND

ILLUSTRATION BY JEFF MANGIAT (MINECRAFT); ROBERTO HUNGER/ ALAMY STOCK PHOTO (DIAMOND)

In Minecraft, diamond can be turned into durable pickaxes and super-strong battle gear. In real life, diamond is the hardest substance on Earth. This valuable mineral is useful for drilling, cutting, and polishing other tough materials, says Rader. But because diamonds are rigid, they’d be extremely difficult to shape into armor or weapons like in the game.

In Minecraft, players turn diamond into super-strong pickaxes and battle gear. In real life, diamond is the hardest substance on Earth. This valuable mineral is useful for drilling, cutting, and polishing other tough materials, says Rader. Diamonds are rigid. So they might be shaped into armor or weapons in the game. But that would be extremely difficult in real life.

ILLUSTRATION BY JEFF MANGIAT

MINERAL: AMETHYST

ILLUSTRATION BY JEFF MANGIAT (MINECRAFT); SHUTTERSTOCK.COM (AMETHYST)

Shimmery purple amethyst can be found inside hollow rocks called geodes. Geodes form when bubbles of gas are trapped in cooling lava. Mineral-rich water seeps into the rocks and evaporates, leaving behind crystals. In Minecraft, players can use amethyst to craft spyglasses and tinted glass. In real life, amethyst is mainly used in jewelry.

Amethyst is a shimmery purple mineral. It’s found inside hollow rocks called geodes. Geodes form when gas bubbles are trapped in cooling lava. Mineral-rich water seeps into the rocks. Then it evaporates and leaves crystals behind. In Minecraft, players can craft spyglasses and tinted glass from amethyst. In real life, amethyst is mainly used in jewelry.

COMMUNICATING INFORMATION: Select a rock or mineral from the article or online slideshow. Then create a chart showing its similarities and differences in Minecraft and real life.

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