Questions that help answer: Is this a mineral?: Is it a solid?, Does the sample come from a living thing?, Is it naturally occurring?, Does it have a definite chemical composition?, Does it have a unique crystal structure?, Questions that help answer: What is the name of this mineral?: Does it scratch a penny?, Does it leave behind black powder when you draw with it?, What is the density of the sample?, Does it break into uneven pieces?, Is it shiny or dull?, What is the color of the sample?, Does the sample float in water?,

Leaderboard

Visual style

Options

Switch template

Continue editing: ?