Boulder being loaded at the mine

Wholesale rock & aggregate brokerage

DIRECT FROM THE MINE.

Mouse Mining LLC brokers landscape rock, boulders, squeegee, and bulk aggregate direct from our mine contracts across Colorado. No middleman. Real wholesale pricing for trade buyers.

Mine-Direct Pricing

25 Ton Minimum, Bulk Orders

Rock, Boulders, Cobble, Aggregate

Flagstone, Wall & Veneer Stone

Colorado + Surrounding States

Fast Quotes, Seth 303-356-1649

Color & Size Catalog

Compare colors side by side. Every color available in multiple sizes. More colors and sizes added as we bring on new material. Call for the full current list.

Colorado buff flagstone. Natural cleft sandstone pieces in warm tan.

Colorado Flagstone & Slabs

Natural cleft Colorado sandstone in warm buff, tan and rose tones. Patios, walkways, steppers and stacked-stone work.

Buff FlagstoneRose FlagstoneSteppersPatio/Dimensional Slabs
Lyons Red sandstone strip stone. Natural cleft horizontal coursing.

Ledge & Strip Stone

Natural ledge and strip stone for stacked walls, columns and accent facing. Consistent thickness for clean coursing.

4in Ledge8in LedgeStrip Stone
Buff drystack veneer stone wall. Natural ledgestone facing.

Drystack Wall & Veneer Stone

Natural drystack wall stone and thin veneer for retaining walls, seat walls, fireplaces and facing. Mortar-set or dry-laid.

Drystack Wall StoneThin VeneerCorner Pieces
Moss covered landscape boulders. Natural green moss over weathered grey stone.

Moss & Specialty Boulders

Character boulders with natural moss, lichen and weathered patina, plus specialty color stone. One-of-a-kind accent rock, hand-picked by size.

Moss BouldersSpecialty Color 1-2ft2-4ft4ft+
Salt and pepper granite rock. White with black speckle.

Salt & Pepper Granite

White base with sharp black speckle. High contrast, naturally rounded river cobble. Premium decorative stone.

3/4in Cobble1-2in Cobble2-4in Cobble4-8in Cobble8-24in CobbleBoulders 1-3ftBoulders 3ft+
Colorado Blue mountain rock. Dark slate and grey mix.

Colorado Blue

Cool slate-blue tones with warm grey accents. Premium mountain stone, available as washed river cobble or fractured granite #57.

3/4in Cobble#57 Fractured1-2in Cobble2-4in Cobble3-6in Cobble4-8in CobbleBoulders 1-3ftBoulders 3ft+
Black and grey crushed granite. Fractured angular landscape rock.

Black & Grey

Deep charcoal and grey crushed granite. Fractured and angular, a modern hardscape look that pairs with concrete and light pavers.

1-2in Fractured2-4in Fractured4-8in FracturedBoulders9in Rip Rap Type L12in Rip Rap Type MClass 5 BaseClass 6 BaseCrusher Fines
Mountain White rock. Clean bright white tones with grey speckle.

Mountain White

Clean bright white tones with grey speckle. Quarried in Utah, fractured and angular, ideal for high-contrast designs.

Pebble FracturedChips FracturedBoulders
Mountain Rose rock. Warm pink and rose granite tones.

Mountain Rose

Warm pink and rose granite tones. Quarried in Utah, fractured and angular. A natural pop of color in any landscape design.

Pebble FracturedChips FracturedBoulders
Colorado Sunset boulder. Warm tan, rust and grey natural granite.

Colorado Sunset Boulders

Warm beige, tan and rust natural granite, a step up from basic grey boulders. Hand-sorted and selected by size.

1-2ft2-3ft3-4ft4-5ft5ft+
Colorado Sunset crushed granite. Grey, tan and rust tones.

Colorado Sunset Crushed

Angular crushed granite in a natural blend of salt and pepper grey, tan and rust-red tones. Pathways, drainage, base and decorative ground cover.

#57 1.5in
Colorado Sunset cobble. Rounded tan and grey river cobble, 1.5 inch.

Colorado Sunset Cobble

Naturally rounded river cobble in warm tan, rust and grey tones. Dry creek beds, borders, drainage and decorative ground cover. Our most popular landscape stone.

3/4in1.5in2-4in
Colorado Sunset rip rap. Large angular tan and grey rock for erosion control.

Colorado Sunset Rip Rap

Durable rip rap for erosion control, channels, slopes and shoreline armoring. Sold to landscape supply houses and contractors.

Type LType M
Ultra-fine washed sand. Clean warm tan.

Sand

Clean, consistent washed sand in a warm natural tan. Bulk volume for contractors, supply yards and site work.

Ultra-fine/WashedBulk by the ton
Squeegee pea gravel. Small rounded tan, grey and cream stone.

Squeegee (Pea Gravel)

Small rounded 3/8 inch rock, known on the Front Range as squeegee and everywhere else as pea gravel. Pipe and utility bedding, paver and flagstone base, walkways, dog runs, playgrounds and drainage.

3/8in Squeegee1/4in Chips3/8in Washed Pea GravelBulk by the ton
Class 6 road base. Graded grey and tan crushed stone with compactable fines.

Class 6 Road Base

Compactable 3/4 inch minus road base for driveways, parking pads, building pads, trenches and sub-base. Virgin or recycled concrete, delivered by the truckload.

Class 6 (3/4in minus)Class 5 (1-1/2in minus)Class 4 (2in minus)Recycled Class 6
Pit run and fill material. Brown soil, sand, gravel and angular stone.

Pit Run & Fill Dirt

Unscreened pit run, common fill and topsoil for grading, sub-base, site balance and backfill. Quoted by the truckload from the closest pit.

Class 3 Pit RunCommon FillTopsoil
Structure fill. Well-graded grey and tan granular soil and crushed stone.

Structure Fill

CDOT Class 1 structure fill for backfill around foundations, walls, culverts and utility structures where compaction is specified.

CDOT Class 1 Structure FillStructural Backfill
Crusher fines. Fine angular grey and tan crushed granite.

Crusher Fines

Fine crushed granite that packs into a firm, natural surface for trails, paths, patios and xeriscape. Also used as a bedding layer.

1/4in minus Crusher FinesGranite Fines
Number 57 washed rock. Clean angular grey and light tan stone.

#57 Washed Rock

Clean 3/4 inch washed and crushed stone for drainage, concrete aggregate, pipe bedding and French drains.

#57 (3/4in)#67Screened 3/4inFractured #57
Drain and leach rock. Clean open-graded grey and warm tan stone.

Drain & Leach Rock

Clean, open-graded rock for septic leach fields, French drains, perforated pipe and underdrains.

1-1/2in Leach RockAASHTO #4Angular Drain Rock
Concrete and masonry sand. Clean washed coarse tan sand.

Concrete & Masonry Sand

Washed C-33 concrete sand and C-144 masonry sand for concrete batching, mortar, pipe bedding and paver base.

C-33 Concrete SandC-144 Masonry SandPipe Bedding Sand

More colors and exotic stone coming as we expand our supplier network. Have a specific color in mind? Call 303-356-1649 for samples.

How we work

Real Operation. Honest Pricing.

We're not a retail yard marking up someone else's rock. We broker direct from mine contracts in the Colorado Rockies, cutting out the middleman and passing real wholesale pricing to our trade buyers. Built for contractors and supply houses who need consistent product, honest sizing, and a supplier who picks up the phone..

Crew setting boulder with craneBoulder inventory. Dark granite.2-4 inch landscape rock

Direct Mine Contracts

We hold contracts with mines in the Colorado Rockies. Consistent inventory across rock types, sizes, and volumes.

Sized & Photographed

We photograph our inventory with tape measures. What you see on this site is exactly what shows up.

25 Ton Minimum, Volume Focus

We're set up for serious trade buyers. 25 ton minimum keeps our pricing sharp and our logistics tight.

Direct Line to Seth

Call or text 303-356-1649. You reach someone who knows the inventory and can quote you fast.

Mouse Mining logo

Serving Colorado & The Surrounding States

Based in Colorado with mine contracts in the Rockies and Utah. We supply the Front Range, Denver Metro, all of Colorado, plus Wyoming, New Mexico, Utah, Arizona, and Texas. Large orders and custom sourcing available across the region.

Colorado (Statewide)Denver MetroFront RangeColorado SpringsWyomingNew MexicoUtahArizonaTexas

Who we serve

Built For Trade Buyers

25 ton minimum. Wholesale pricing. We work exclusively B2B: landscape supply yards, contractors, utility companies, and developers who need volume and reliability.

Landscape Supply Houses
General Contractors
Utility & Pipeline Contractors
Land Developers
Landscaping Companies
Civil & Site Work
Boulder crane lift at mine3/4 inch rock with tape measureMixed aggregate close up1.5 inch rock measuredBoulder yard inventory

Bagged Rock, Nationwide Shipping

We're building out bagged rock capacity to ship Colorado aggregate nationwide. If you're a retailer, garden center, or supply house outside Colorado interested in getting ahead of availability, reach out now.

Call 303-356-1649

Let's Talk Rock.

Tell us what you need: material, volume, and location, and we'll get back to you with wholesale pricing fast.

Get a Quote

Phone

303-356-1649

Seth Cvancara, call or text.

Email

seth@mousemining.com

Quotes and orders.

Order Info

25 ton minimum

Volume pricing available.

Service Area

Colorado, Wyoming, New Mexico, Utah, Arizona, Texas