Identification guide · Materials
How to Identify Cherry Quartz
Cherry Quartz is usually pink, red, and cherry with a vitreous luster and is translucent. It has a Mohs hardness of 5.5. It is about as hard as window glass: a knife barely marks it, while a steel file (Mohs 6.5) will. Its streak is white to colorless. It is most often confused with Glass, Chabazite, and Sunstone; the tests below separate them.
Cherry Quartz identification checklist
| Color | Pink, Red, Cherry, Colorless | Look at a clean, dry surface in daylight. Color zoning, banding or spots are as diagnostic as the hue. |
|---|---|---|
| Luster | Vitreous | Fresh surfaces shine like glass; a dull surface usually means weathering, so chip or wet a corner. |
| Transparency | Translucent | Hold a thin edge up to a bright light and note whether light passes through. |
| Mohs hardness | 5.5 | It is about as hard as window glass: a knife barely marks it, while a steel file (Mohs 6.5) will. |
| Streak | White to colorless | Drag a corner across unglazed porcelain (the back of a bathroom tile) and check the powder color. |
| Cleavage | None | |
| Fracture | Conchoidal | Broken surfaces show smooth, curved, shell-like scoops. |
| Specific gravity | 2.5 | Ordinary rock-like heft (specific gravity about 2.5), similar to quartz. |
| Crystal system | Amorphous |
Extra tests for Cherry Quartz
Glass check. Cherry Quartz shares a glassy luster and conchoidal fracture with man-made glass. Glass sits near Mohs 5.5 and often contains round gas bubbles, so a hardness test and a hand lens separate them.
Cherry Quartz look-alikes and how to tell them apart
Both sit near Mohs 5.5, so a scratch test alone will not separate them. Lean on luster, streak and heft instead. Cherry Quartz vs Glass →
Cherry Quartz is harder (Mohs 5.5) than Chabazite (Mohs 4–5), so Cherry Quartz will scratch Chabazite and not the other way round. A steel knife blade (Mohs 5.5) scratches it; a copper coin does not. Cherry Quartz vs Chabazite →
Sunstone is harder (Mohs 6.5) than Cherry Quartz (Mohs 5.5), so Sunstone will scratch Cherry Quartz and not the other way round. It is about as hard as window glass: a knife barely marks it, while a steel file (Mohs 6.5) will. Cherry Quartz vs Sunstone →
Both sit near Mohs 5.5, so a scratch test alone will not separate them. Lean on luster, streak and heft instead.
Field tips
- Look for glassy transparency with suspended pink or red color swirls.
- Check for bubbles, mold marks, or overly uniform glass texture.
- Do not treat the retail label as natural quartz unless a reliable seller or lab report supports it.
Cherry Quartz identification FAQ
How can you tell if a rock is Cherry Quartz?
Check the color (pink, red, cherry, and colorless), the vitreous luster, a Mohs hardness of 5.5 and a white to colorless streak. Photographing it with the StoneSnap app gives a match in seconds.
What is the hardness of Cherry Quartz?
Cherry Quartz has a Mohs hardness of 5.5. It is about as hard as window glass: a knife barely marks it, while a steel file (Mohs 6.5) will.
What is the difference between Cherry Quartz and Glass?
Cherry Quartz (Mohs 5.5, vitreous luster) and Glass (Mohs 5.5, vitreous luster) look alike, but hardness, streak and heft usually separate them. See the full Cherry Quartz vs Glass comparison for a side-by-side table.
Is Cherry Quartz worth anything?
Entry-level Cherry Quartz specimens sell for around $3, typical collector pieces about $15, and premium examples $70 or more depending on size, quality and locality.
What color is Cherry Quartz?
Cherry Quartz is most often pink, red, cherry, and colorless. Color varies with impurities and locality, so confirm with hardness and luster rather than color alone.
