The Mineral Collection 2025-02-12 Auction - 191 Price Results - Stefek's Auctioneers & Appraisers in MI - Page 6
Treated Brazilian Yellow Quartz Cluster 685gLarge Natural Amethyst Crystal - 4.41 kgPolished Fossilized Mammoth Tooth Slice on Mount
Done
Roseville, MI, United States
Auction Details

The Mineral Collection

Join Stefek's for our newest single-consignor auction, The Mineral Collection. Featuring a stunning collection of amethyst, agate, Brazilian quartz, smoky quartz, calcite crystals, citrine crystals, geodes, and more, this event showcases a variety of minerals and crystals of all shapes and sizes.

If you are a seasoned collector, a lover of gemstones, or simply captivated by the allure of crystals, you will find an extraordinary array of treasures in this collection.

This is an online only auction - bidding will be conducted via LiveAuctioneers only. If you would like to view any additional photos of an item, or would like a more detailed condition report, please let us know and our staff will be in touch.
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SOLD
Polished Citrine Sphere - 166g: Polished citrine sphere. Dimensions: 1 3/4". Weight: 166g.
0121: Polished Citrine Sphere - 166gEst. $20-$50
SOLD
Natural White / Clear Quartz Specimen - 301g: Natural white/clear quartz specimen. Dimensions: 5 1/4" x 2 1/2" x 1 3/4". Weight: 301g.
0122: Natural White / Clear Quartz Specimen - 301gEst. $20-$50
SOLD
Natural Clear / White Quartz Specimen - 350g: Natural clear/white quartz specimen. Dimensions: 4 1/2" x 2 1/2" x 2 1/2". Weight: 350g.
0123: Natural Clear / White Quartz Specimen - 350gEst. $20-$50
SOLD
Natural Clear / White Quartz Specimen - 265g: Natural clear/white quartz specimen. Dimensions: 4 1/2" x 2 1/2" x 2 1/4". Weight: 265g.
0124: Natural Clear / White Quartz Specimen - 265gEst. $20-$50
SOLD
Amethyst Cathedral Geode Cluster - 1935g: Amethyst cathedral geode cluster. Dimensions: 7 1/2" x 4 1/4" x 10 3/4". Weight: 1.93kg (4.26 lbs.).
0126: Amethyst Cathedral Geode Cluster - 1935gEst. $80-$150
SOLD
Amethyst Cathedral Geode Cluster - 13 lbs.: Amethyst cathedral geode cluster. Dimensions: 8" x 5 1/2" x 11". Weight: approx. 5.89kg (13 lbs.).
0127: Amethyst Cathedral Geode Cluster - 13 lbs.Est. $80-$150
SOLD
Amethyst Cathedral Geode Cluster - 9.5 lbs.: Amethyst cathedral geode cluster. Dimensions: 6 1/2" x 3 1/2" x 13 3/4". Weight: 9.5 lbs.
0128: Amethyst Cathedral Geode Cluster - 9.5 lbs.Est. $80-$150
SOLD
Malachite Chrysocolla Specimen - 240g: Malachite chrysocolla specimen. Dimensions: 4 1/4" x 2 1/4" x 2". Weight: 240g.
0129: Malachite Chrysocolla Specimen - 240gEst. $20-$50
SOLD
Polished Agate Quartz Sphere - 411g: Polished agate quartz sphere. Dimensions: 2 1/2". Weight: 411g.
0131: Polished Agate Quartz Sphere - 411gEst. $20-$50
SOLD
Polished "Pac-Man" Amethyst Sphere - 478g: Polished "Pac-Man" amethyst sphere. Dimensions: 3". Weight: 478g.
0132: Polished "Pac-Man" Amethyst Sphere - 478gEst. $20-$50
SOLD
Multicolored Agate and Amethyst Sphere - 841g: Multicolored agate and amethyst sphere. Dimensions: 3 3/4". Weight: 841g.
0133: Multicolored Agate and Amethyst Sphere - 841gEst. $30-$60
SOLD
Polished Amethyst Cluster Sphere - 359g: Polished amethyst cluster sphere. Dimensions: 2 3/4". Weight: 359g.
0134: Polished Amethyst Cluster Sphere - 359gEst. $20-$50
SOLD
Polished Druzy Agate Sphere - 1096g: Polished druzy agate sphere. Dimensions: 4 1/4". Weight: 1096g.
0135: Polished Druzy Agate Sphere - 1096gEst. $20-$50
SOLD
Polished Agate and Amethyst Sphere - 983g: Polished agate and amethyst sphere. Dimensions: 4". Weight: 983g.
0136: Polished Agate and Amethyst Sphere - 983gEst. $30-$60
SOLD
Polished Agate and Amethyst Sphere - 267g: Polished agate and amethyst sphere. Dimensions: 2 1/4". Weight: 267g.
0138: Polished Agate and Amethyst Sphere - 267gEst. $20-$50
SOLD
Freeform Polished Labradorite Stone - 800g: Freeform polished labradorite stone. Dimensions: 4" x 4" x 2". Weight: 800g.
0139: Freeform Polished Labradorite Stone - 800gEst. $30-$60
SOLD
Natural White / Clear Quartz Specimen - 1422g: Natural white/clear quartz specimen. Dimensions: 6" x 5" x 4 3/4". Weight: 1422g.
0140: Natural White / Clear Quartz Specimen - 1422gEst. $20-$50
SOLD
Natural Citrine Specimen - 606g: Natural citrine specimen. Dimensions: 4" x 4 1/2" x 3 1/2". Weight: 606g.
0141: Natural Citrine Specimen - 606gEst. $20-$50
SOLD
Natural Smokey Black Quartz Specimen - 1.8kg: Natural smoky black quartz specimen. Dimensions: 8 1/2" x 5 1/4" x 4 1/4". Weight: 1824g (4 lbs.).
0143: Natural Smokey Black Quartz Specimen - 1.8kgEst. $20-$50
SOLD
Custom Amethyst Specimen Candle Holder - 759g: Custom amethyst specimen candle holder. Dimensions: 5 1/2" x 5" x 2 1/4". Weight: 759g (1 lbs., 10 oz.).
0144: Custom Amethyst Specimen Candle Holder - 759gEst. $20-$50