Comparison · Feldspar Group vs Quartz Family
Feldspar vs Rose Quartz
Feldspar and Rose Quartz are easy to confuse. Both sit near Mohs 6–6.5, so a scratch test alone will not separate them. Lean on luster, streak and heft instead. Below is a side-by-side comparison of their properties and the quick tests that separate them.
Key differences between Feldspar and Rose Quartz
- Both sit near Mohs 6–6.5, so a scratch test alone will not separate them. Lean on luster, streak and heft instead.
- Hold a thin edge to the light: Feldspar is Transparent to translucent, Rose Quartz is translucent.
- They overlap in pink, but Feldspar also comes in gray, green, and clear.
- Well-formed crystals give it away: Feldspar is Monoclinic to Triclinic (depending on species), Rose Quartz is hexagonal.
Feldspar vs Rose Quartz properties
| Property | Feldspar | Rose Quartz |
|---|---|---|
| Type | Feldspar Group | Quartz Family |
| Mohs hardness | 6–6.5 | 7 |
| Luster | Vitreous to pearly | vitreous |
| Streak | White | White |
| Transparency | Transparent to translucent | translucent |
| Specific gravity | 2.55–2.76 | 2.65 |
| Crystal system | Monoclinic to Triclinic (depending on species) | hexagonal |
| Common colors | White, Pink, Gray, Green (amazonite), Colorless | Pink, Rose, Light Pink |
| Rarity | common | common |
| Typical specimen value | $2–$150+ | $5–$100+ |
Which is more valuable?
Rose Quartz is usually the more valuable of the two: a typical collector specimen runs about $25 against $20 for Feldspar, and premium Rose Quartz can reach $100 or more.
About Feldspar
Feldspar is not a single mineral but a group of related aluminosilicate minerals, comprising the potassium feldspars, orthoclase, microcline, and sanidine, and the plagioclase series running from albite to anorthite, together making up roughly 60 percent of Earth's crust by volume. All share a similar framework silicate structure, two cleavage directions near 90 degrees, and moderate hardness, but differ in composition, color, and crystal system. As the most abundant mineral group on the planet, feldspar defines granite, basalt, gneiss, and countless other rock types.
About Rose Quartz
Rose quartz is a pink variety of quartz known for its soft, rosy hue. It's one of the most popular minerals for jewelry and crystal healing practices.
Feldspar vs Rose Quartz FAQ
Is Feldspar the same as Rose Quartz?
No. Feldspar is a feldspar group while Rose Quartz is a quartz family. Both sit near Mohs 6–6.5, so a scratch test alone will not separate them. Lean on luster, streak and heft instead.
How can you tell Feldspar from Rose Quartz?
Both sit near Mohs 6–6.5, so a scratch test alone will not separate them. Lean on luster, streak and heft instead. Hold a thin edge to the light: Feldspar is Transparent to translucent, Rose Quartz is translucent. They overlap in pink, but Feldspar also comes in gray, green, and clear.
Which is harder, Feldspar or Rose Quartz?
Rose Quartz is harder: Mohs 7 against Mohs 6–6.5 for Feldspar.
Which is more valuable, Feldspar or Rose Quartz?
Rose Quartz is usually the more valuable of the two: a typical collector specimen runs about $25 against $20 for Feldspar, and premium Rose Quartz can reach $100 or more.
