Silver

Crystal system · Isometric

Silver is a mineral known for its striking metallic crystals, with several world-class Chinese localities.

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Typical Price Tiers (per piece)
Entry
$30+
Mid-tier
$300+
Premium
$2,000+
Investment
$20,000+
Wire / arborescent forms premium. Kongsberg / Andreasberg historic top.
Approximate retail prices. Wholesale + private sale typically 40-60% of retail. Auction premium 10-25%. For investment-grade purchase steps, see the investment checklist.
Crystal Structure
FCC packing — Ag.
External databases provide CIF (Crystallographic Information File) downloads + interactive 3D viewers. AMCSD: American Mineralogist Crystal Structure Database (free, RRUFF-hosted). COD: open community-curated database.
Elemental Composition (by mass)
ElementMass %Visual
Ag Silver100.00%
Computed from simplified end-member formula. Solid-solution series, water content, and trace substitutions cause real-world variation.
Reference Resources
IMA Abbreviation (Whitney-Evans 2010)
Ag
→ Silver
Symbol = element
Standard symbol from American Mineralogist (Whitney & Evans, 2010). Used in thin-section labeling, phase diagrams, and IMA-style species records.
⏳ Long-term Aging & Care Timeline
tarnish (acanthite/argentite)months
Trigger: air + sulfur compounds
Intervention: Native silver dulls to black. Storage in anti-tarnish strips or sealed cases slows process.
Pronunciation
/ˈsɪlvər/
SIL-ver
Old English seolfor
Birthstone & Anniversary Gift Reference
Anniversary years: 25th (silver)
Tenacity
Behavior:
malleable + ductile
Under stress:
Flattens; pulls into wire
Second most malleable after gold.
Luster
metallic
Bright when fresh; tarnishes dark from Ag₂S.
Color Cause (Chromophore)
Chromophore:
free electrons
Mechanism:
plasmonic reflection
Color produced:
white
Reflects all visible wavelengths nearly equally.
Notable localities (coordinates)
All localities and full GeoJSON available at /wp-json/mmb/v1/localities-geo
Diaphaneity (Transparency)
opaque
Native metal.
Magnetism
Category:
diamagnetic
Test result:
Slight repulsion
Native Ag.
Test with rare-earth magnet (N42 or N52 neodymium). Suspend specimen on thread for sensitive paramagnetic detection. Diamagnetic minerals are weakly repelled (visible only with strong magnets like bismuth).
Specific Gravity
10.10–10.50
g/cm³
very heavy
Native silver.
For comparison: water = 1.00, glass ≈ 2.5, quartz = 2.65, corundum ≈ 4.00, galena ≈ 7.50, gold ≈ 19.3.
Streak Test
silver white
Bright metallic.
Streak = color of the powdered mineral. Drag specimen across unglazed white porcelain plate (Mohs 6.5). For minerals harder than the plate, crush a small flake into powder and observe color.
Care notesTarnishes (sulfide); store with anti-tarnish cloth. Full cleaning guide →
Mohs 2.5–3
Vickers (~) 170 HV
Knoop (~) 185 HK
Nickel–Strunz 1.AA.05
Dana 01.01.01.01
Geological setting
Hydrothermal
Mohs Hardness 2.5–3

Silver (Native) sits at 2.5–3 on the Mohs scale — can be scratched by a steel knife.

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Colors:
Streak
Silver-white
Crystal system
Isometric (Cubic)
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Discovery Known since antiquity

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Native ElementsNative Elements
TL;DR · 1 min read
Native silver (Ag) is metallic silver in its pure crystalline form — most famously occurring as wire, dendritic, and herringbone aggregates from Kongsberg (Norway), Cobalt (Ontario), and Andreasberg (Germany). Silver is the second-most malleable native metal after gold and forms in hydrothermal silver-arsenide assemblages alongside acanthite and proustite/pyrargyrite.
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Native silver (Ag) is metallic silver in its pure crystalline form — most famously occurring as wire, dendritic, and herringbone aggregates from Kongsberg (Norway), Cobalt (Ontario), and Andreasberg (Germany). Silver is the second-most malleable native metal after gold and forms in hydrothermal silver-arsenide assemblages alongside acanthite and proustite/pyrargyrite.

More minerals to explore #

Identification & care

Its color is typically silver white. The luster is metallic and the streak is silver white. The fracture is hackly, which is one of its key identifying features.

Collector context

Classic Chinese localities

Documented Chinese occurrences are recorded at Jiama Cu-polymetallic deposit, Xihuashan ore field and Jindonggou Au deposit, among others.

Why collectors care

Collectors gravitate to Silver for the drama of its metallic luster and the geometry of its crystals — long striated blades, parallel sprays, or radiating clusters depending on the specimen. A large terminated group of silver with intact luster is a centerpiece-level display object, and Chinese localities (where relevant) have produced some of the world's best-preserved material.

What affects value

Value in Silver is assessed, in typical order of weight, against: (1) locality provenance; (2) crystal size; (3) termination quality and crystal completeness; (4) metallic luster integrity (absence of tarnish); (5) crystal habit elegance (parallel, radiating, or bladed); (6) matrix contrast and aesthetic balance; (7) condition and absence of re-attached crystals. Verified locality documentation and absence of cleaning residue act as strong multipliers across the above.