Properties of Minerals
Mineral Groupings
Mineral ID Riddles
Rocks
100

The most unreliable property of minerals

What is Color?

100

The basic building block of silicate minerals

What is the Silica Tetrahedron?

100

A mineral that can be found in many colors, has a white streak, vitreous luster, is a popular gemstone, and can scratch fluorite and amethyst

What is Topaz?

100

This is what igneous rock starts out as

What is Magma?

200

Luster of the highest quality, seen in Diamond

What is Adamantine?

200

The cation that combines with the carbonate anion group to form calcite

What is [Ca]2+?
200

A mineral that has a conchoidal fracture, is translucent, and has brownish-gray color

What is Smoky Quartz?

200

The small pieces of minerals and rock that are formed from weathering

What is Sediment?

300

This mineral has a value of 2 on the Mohs Hardness Scale

What is Gypsum?

300

The family of minerals that contains the Apatite Group

What is the Phosphate Family?

300

A mineral that has a light to dark green color and is often used to produce asbestos

What is Actinolite?

300

The texture of most intrusive rocks

What is Phaneritic?

400

The word used to describe a mineral that can be pounded into thin sheets

What is Malleable?

400

Most minerals are composed of these two elements

What are Oxygen and Silicon?

400

A mineral that is nicknamed "Peacock Ore"

What is Bornite?

400

The process by which layers of sediment become pressed together over time

What is Compaction?

500

Rough, jagged type of fracture often seen in metals

What is Hackly?

500

The chemical grouping of the mineral anglesite, with chemical formula, PbSO4

What is Sulfates?

500

A mineral that contains bluish white pseudohexagonal trillings

What is Celestite?

500

The larger mineral grains embedded in a matrix of smaller grains

What are Phenocrysts?

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