Mineral Identification Exit Ticket

This mineral has a hardness of 6.5 and is brassy gold with cubic crystals. It does not tarnish.

• Pyrite

• Chalcopyrite

• Olivine

• Chalcedony

Tags

NGSS.MS-PS1-1

This mineral is magnetic, metallic, and has a grey to dark grey streak.

• Hematite

• Magnetite

• Chalcopyrite

• Galena

Tags

NGSS.MS-PS1-1

This mineral has 3 cleavages not at 90 (rhombohedral), hardness of 3.5 and fizzes with acid

• Calcite

• Gypsum

• Fluorite

• Quartz

THis mineral is very hard (7) can be found as hexagonal crystals but will fracture if broken. It comes in many colors (smoke, rose, orange, purple, white, colorless).

• Fluorite

• Calcite

• Quartz

• Garnet

Tags

NGSS.MS-PS1-1

This mineral is the softest mineral (1) and has a soapy feel.

• Gypsum

• Graphite

• Halite

• Talc

This mineral is light colored to transparent and has 1 cleavage and can peel into sheets.

• Muscovite

• Biotite

• Graphite

• Plagioclase

Tags

NGSS.MS-PS1-1

This mineral is very soft (less than a fingernail 1.5-2), is metallic and has a very low density for being metallic. It will easily write on paper and has no cleavage.

• Muscovite

• Biotite

• Graphite

• Galena