Our Collections

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Gemstone Stud Earrings
Gemstone Stud Earrings
Gemstone Pendants
Gemstone Pendants
Gemstone Rings
Gemstone Rings
Brecciated Jasper Slab; 128.105cts - Mark Oliver Gems
Gemstone Slabs
Loose Gemstones
Loose Gemstones

Featured Birthstone

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Boulder Opal Pendant; Natural Untreated Australian Opal - Mark Oliver Gems
Boulder Opal Pendant; Natural Untreated Australian Opal - Mark Oliver Gems
Boulder Opal Pendant; Natural Untreated Australian Opal - Mark Oliver Gems
Boulder Opal Pendant; Natural Untreated Australian Opal - Mark Oliver Gems
Boulder Opal Pendant; Natural Untreated Australian Opal - Mark Oliver Gems
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Boulder Opal Pendant; Natural Untreated Australian Opal - Mark Oliver GemsBoulder Opal Pendant; Natural Untreated Australian Opal - Mark Oliver GemsBoulder Opal Pendant; Natural Untreated Australian Opal - Mark Oliver GemsBoulder Opal Pendant; Natural Untreated Australian Opal - Mark Oliver GemsBoulder Opal Pendant; Natural Untreated Australian Opal - Mark Oliver Gems

Boulder Opal Pendant; Natural Untreated Australian Opal

Mark Oliver Gems
Chain Type: No Chain
Price:
$115.00

New Loose Gemstone Arrivals

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Back Tourmaline Specimen; Namibia Schorl; 5.00-9.99 gramsBack Tourmaline Specimen; Namibia Schorl; 5.00-9.99 grams
$15.00
Back Tourmaline Specimen; Namibia Schorl; 5.00-9.99 grams
Sweet Home Rhodochrosite Gemstones; Natural Untreated Colorado Rhodochrosite, 4.350cts - Mark Oliver Gems
$330.00
Sweet Home Rhodochrosite Gemstones; Natural Untreated Colorado Rhodochrosite, 4.350cts
Turkish Agate Slice; 22.61 gramsTurkish Agate Slice; 22.61 grams
$13.00
Turkish Agate Slice; 22.61 grams
Turkish Agate Slice; 23.54 gramsTurkish Agate Slice; 23.54 grams
$14.00
Turkish Agate Slice; 23.54 grams
Turkish Agate Slice; 15.66 gramsTurkish Agate Slice; 15.66 grams
$10.00
Turkish Agate Slice; 15.66 grams
Turkish Agate Slice; 22.89 grams)Turkish Agate Slice; 22.89 grams)
$13.00
Turkish Agate Slice; 22.89 grams)

New Slab Arrivals

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Crazy Lace Agate Slab from Mexico; 76.39 gramsCrazy Lace Agate Slab from Mexico; 76.39 grams
$18.00
Crazy Lace Agate Slab from Mexico; 76.39 grams
Crazy Lace Agate Slab from Mexico; 171.49 gramsCrazy Lace Agate Slab from Mexico; 171.49 grams
$37.00
Crazy Lace Agate Slab from Mexico; 171.49 grams
Crazy Lace Agate Slab from Mexico; 150.12 gramsCrazy Lace Agate Slab from Mexico; 150.12 grams
$32.00
Crazy Lace Agate Slab from Mexico; 150.12 grams
Crazy Lace Agate Slab from Mexico; 174.56 gramsCrazy Lace Agate Slab from Mexico; 174.56 grams
$50.00
Crazy Lace Agate Slab from Mexico; 174.56 grams
Crazy Lace Agate Slab from Mexico; 412.53 gramsCrazy Lace Agate Slab from Mexico; 412.53 grams
$60.00
Crazy Lace Agate Slab from Mexico; 412.53 grams
Turkish Agate Slice; 22.61 gramsTurkish Agate Slice; 22.61 grams
$13.00
Turkish Agate Slice; 22.61 grams

At Mark Oliver Gems, we believe that every gemstone has it's own story: from where it originates, the chemical composition, age, color, inclusions and the people who mine it. Our products are a celebration of what makes everything special about gemstones! We also carry a wide variety of unique and unusual stones that you do not see in many shops along with all of the classic gemstone types!

Learn More About Us

Safe and Secure Wordwide Shipping

All pieces and stones are shipped in a secure and unmarked box via USPS, UPS, FedEx or DHL from our one and only Denville, NJ shop.

Returns are Accepted

Returns are accepted as long as we are contacted within 7 days of delivery and the item is returned in its original condition and box.

Responsive Support

We are happy to answer any questions you may have within 24 hours.

Contact Us

markolivergems@gmail.com