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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Biashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts - Mark Oliver Gems
Biashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts - Mark Oliver Gems
Biashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts - Mark Oliver Gems
Biashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts - Mark Oliver Gems
Biashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts - Mark Oliver Gems
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Biashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts - Mark Oliver GemsBiashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts - Mark Oliver GemsBiashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts - Mark Oliver GemsBiashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts - Mark Oliver GemsBiashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts - Mark Oliver Gems

Biashara Sapphire Earrings, Natural Untreated Kenya Sapphire; 0.695cts

Mark Oliver Gems
Price:
$275.00

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
Sphalerite Gemstones; Natural Untreated Spanish Sphalerite, 1.025ctw - Mark Oliver Gems
$175.00
Sphalerite Gemstones; Natural Untreated Spanish Sphalerite, 1.025ctw
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
Back Tourmaline Specimen; Namibia Schorl; 3.00-3.99 gramsBack Tourmaline Specimen; Namibia Schorl; 3.00-3.99 grams
$10.00
Back Tourmaline Specimen; Namibia Schorl; 3.00-3.99 grams
$18.00
Back Tourmaline Specimen; Namibia Schorl; 6.00-6.99 grams
Pink Tourmaline Crystals; Natural Untreated Afghanistan Tourmaline; 25.000ctw packsPink Tourmaline Crystals; Natural Untreated Afghanistan Tourmaline; 25.000ctw packs
$25.00
Pink Tourmaline Crystals; Natural Untreated Afghanistan Tourmaline; 25.000ctw packs

New Slab Arrivals

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Crazy Lace Agate Slab from Mexico; 303.15 gramsCrazy Lace Agate Slab from Mexico; 303.15 grams
$55.00
Crazy Lace Agate Slab from Mexico; 303.15 grams
Crazy Lace Agate Slab from Mexico; 194.17 gramsCrazy Lace Agate Slab from Mexico; 194.17 grams
$40.00
Crazy Lace Agate Slab from Mexico; 194.17 grams
Petrified Wood Slab from Madagascar; 244.53 gramsPetrified Wood Slab from Madagascar; 244.53 grams
$60.00
Petrified Wood Slab from Madagascar; 244.53 grams
Rainforest Jasper Slab from Australia; 205.42 gramsRainforest Jasper Slab from Australia; 205.42 grams
$50.00
Rainforest Jasper Slab from Australia; 205.42 grams
Rainforest Jasper Slab from Australia; 190.77 gramsRainforest Jasper Slab from Australia; 190.77 grams
$50.00
Rainforest Jasper Slab from Australia; 190.77 grams
Rainforest Jasper Slab from Australia; 431.01 gramsRainforest Jasper Slab from Australia; 431.01 grams
$75.00
Rainforest Jasper Slab from Australia; 431.01 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