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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Black Tourmaline Specimen; Namibia Schorl; 5.00-9.99 gramsBlack Tourmaline Specimen; Namibia Schorl; 5.00-9.99 grams
$15.00
Black 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
Tourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 37.690ctsTourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 37.690cts
$40.00
Tourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 37.690cts
Tourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 18.305ctsTourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 18.305cts
$22.00
Tourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 18.305cts
Tourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 18.875ctsTourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 18.875cts
$22.00
Tourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 18.875cts
Tourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 35.185ctsTourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 35.185cts
$38.00
Tourmaline Quartz Crystal; Natural Untreated Afghanistan Raw Tourmaline; 35.185cts

New Slab Arrivals

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Mookaite Jasper Slice from Australia; 44.71 gramsMookaite Jasper Slice from Australia; 44.71 grams
$10.00
Mookaite Jasper Slice from Australia; 44.71 grams
Mookaite Jasper Slab from Australia; 199.44 gramsMookaite Jasper Slab from Australia; 199.44 grams
$32.00
Mookaite Jasper Slab from Australia; 199.44 grams
Mookaite Jasper Slab from Australia; 199.29 gramsMookaite Jasper Slab from Australia; 199.29 grams
$40.00
Mookaite Jasper Slab from Australia; 199.29 grams
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

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