Limestone spec sheet.
Nominal sizes, coverage and lab results for every Sunset Stone product, on one printable page for submittals and bids.
Sunset Stone Company — natural Kansas Flint Hills limestone
Quarry: 26389 Wells Creek Rd, Wamego, KS 66547 · Mailing address: PO Box 188, Alma, KS 66401
(785) 262-9064 · (785) 499-3231 · info@sunsetstoneco.com · Mon–Fri 8:00 am – 4:30 pm Central · sunsetstoneco.com
Lab results — wall stone from our Wamego quarry
| Compressive strength | 12,820 PSI average |
| Water absorption | 0.3% |
| Extraction | Mechanical — never blasted |
| Colors | Natural Tan, Gray Horizon, 50/50 mix |
Lab values come from specific tested samples, not every load. Test reports are available on request.
14" Builders Grade Ledge Stone
Rough-cut natural limestone wall block. The workhorse — honest stone at the best value. Quoted by the ton. Colors: Natural Tan, Gray Horizon.
| Height | 14" (±1") |
| Bed depth | 10–30", varying |
| Lengths | 2–7', assorted |
| Coverage | ≈6.5 sq ft of wall face per ton (≈5.5 linear ft of 14" course) |
| Sold by | the ton · ~24 tons per truckload |
14" Premium Ledge Stone
Hand-selected block with consistent 18–24" beds and clean faces. Our most popular retaining wall stone. Quoted by the ton. Colors: Natural Tan, Gray Horizon, 50/50.
| Height | 14" (±1") |
| Bed depth | 18–24", varying |
| Lengths | 3–7', assorted |
| Coverage | ≈7.2 sq ft of wall face per ton (≈6 linear ft of 14" course); ~170 sq ft per 24-ton load |
| Sold by | the ton · ~24 tons per truckload |
12" Milled Ledge Stone
Planed top and bottom to a uniform 12¾" — stacks flat and fast with tight joints. The premium look, laid noticeably faster. Quoted by the ton. Colors: Natural Tan, Gray Horizon, 50/50.
| Height | 12¾" actual (planed from 14" rock) |
| Bed depth | 18–24", varying |
| Lengths | 3–7', assorted |
| Milling | top and bottom planed flat (double-sided); single-sided available |
| Coverage | ≈7 sq ft of wall face per ton (≈6.5 linear ft of 12¾" course) |
| Sold by | the ton · ~24 tons per truckload |
12" Milled Ledge Stone with Sawn Ends
Planed top and bottom PLUS precision sawn ends where the stones meet. Hairline vertical joints, dead-straight courses — the sharpest wall we make. Quoted by the ton. Colors: Natural Tan, Gray Horizon, 50/50.
| Height | 12¾" actual (planed from 14" rock) |
| Bed depth | 18–24", varying |
| Lengths | 2–6', assorted |
| Finish | top and bottom planed flat, both ends precision sawn |
| Coverage | ≈7 sq ft of wall face per ton (≈6.5 linear ft of 12¾" course) |
| Sold by | the ton · ~24 tons per truckload |
9" Wall Block
Lower-profile wall block, 18–24" beds. Great for terraces, borders, and tighter spaces. Quoted by the ton. Colors: Natural Tan.
| Height | 9" (±2") |
| Bed depth | 18–24" (natural block 18–36") |
| Lengths | 3–6' |
| Coverage | ≈7.3 sq ft of wall face per ton (≈9.7 linear ft of 9" course) |
| Sold by | the ton · ~24 tons per truckload |
Limestone Step Treads
6" and 7" rise steps — natural top or fully sawn, 3–6' lengths. Gray and Cottonwood options for any entry or slope. Quoted by the piece. Colors: Gray Horizon, Cottonwood.
| Rise | 6" or 7" |
| Tread depth | 18–24" |
| Lengths | 3', 4', 5', 6' (custom lengths on request) |
| Finish | natural top / sawn bottom, or sawn top and bottom |
| Sold by | the piece |
Quarry Slabs
Massive natural slabs — 9", 14", 18" and 36" thick, up to 12' long. Bridges, creek crossings, waterfall rock, statement pieces. Quoted by the ton. Colors: Natural Tan, Gray Horizon.
| Thickness | 9", 14", 18" or 36" |
| Size | 4–12' long × 4–8' wide |
| Sold by | the ton · ~24 tons per truckload |
Sawn Landscape Stone
Uniform sawn profiles for patios, walkways, accent bands and modern walls. Quoted by the ton. Colors: Natural Tan, Gray Horizon, Cottonwood.
| Profiles | 9" × 18", 14" × 18", 18" × 18" (6" × 18" on request) |
| Coverage | ≈7.8 sq ft of face per ton at 18" bed depth, any profile |
| Finish | sawn beds, natural face |
| Sold by | the ton |
Rip Rap & Erosion Stone
Sized 1'×1' or non-sized random rip rap for shorelines, drainage, and bank stabilization. Sold by the truckload. Quoted by the ton. Colors: Natural.
| Sized | 1' × 1' hand-selected |
| Non-sized | random shapes, lower cost |
| Sold by | the ton · truckload quantities |
8" Grand Haven Ledge Stone
A smaller ledge for lower walls and accent courses. Quoted by the ton. Colors: Natural.
| Height | 8" |
| Bed depth | 18–24" |
| Lengths | 2–5' |
| Sold by | the ton · ~24 tons per truckload |
All dimensions are nominal — this is natural quarried stone. 12" Milled stone measures 12¾" after milling. Coverage figures are planning estimates; actual coverage depends on bed depth, joints and waste. Wall stone, slabs and rip rap ship by the ~24-ton truckload and are quoted by the ton with freight to your ZIP; steps are quoted by the piece. See our product and delivery disclaimers and terms of sale.