Guide
Feldspar specimens for sale
250 for sale · $40–$155,000 USD
180 in the gallery
Feldspar is a group of rock-forming minerals that includes orthoclase, albite, and anorthite. The minerals commonly form in silicate rocks and crystallize in a range of colors from pinks and whites to yellows and greens, often displaying a pearly to vitreous luster. Crystals tend to be blocky and prismatic, with cleavage that reflects their layered tectonic history, and they occur in substantial tabular and blocky habits in granitic and metamorphic rocks.
- Rarity
- Abundant
- Stability
- Stable
- Collector interest
- High Interest
- Classification notes
- Framework silicates (tectosilicates); Feldspar group (Strunz 9.FA)
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Guides
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Guide
Feldspar from Paprok, Nuristan, Afghanistan
Paprok feldspar, Nuristan, Afghanistan — albite cleavelandite and microcline in a rare lithium pegmatite, with tourmaline and topaz; prized by collectors.Read guide
Guide
Feldspar from Erongo Mountains, Namibia
Erongo Mountains, Namibia — feldspar forms the pale matrix in iconic pegmatites, with aquamarine, schorl, fluorite, and smoky quartz, a prized Erongo hallmark.Read guideAbout Feldspar
Notable specimens come from classic localities such as Pakistan, Namibia, Brazil, the United States, and Afghanistan, where large, well-formed crystals and massing of feldspar phenocrysts are reported. Collectors value feldspar for its broad color palette, crystal form variety, and its role as a foundational mineral in igneous and metamorphic terrains. While feldspar itself often favors bulk, coarse-crystal displays, fine-grained and color-zoned specimens can also be striking for display and study. Feldspar's ubiquity and diverse appearances make it a versatile addition to any cabinet, appealing to collectors who appreciate mineral diversity and geologic context.
