Great! I can give you the exact pattern for the lace fabric shown in your photo.
This is a very common and beautiful stitch pattern called Fan Mesh / Pineapple Mesh / Triangular Lace Stitch.
It repeats in a simple 4-row pattern.

🧶 FULL PATTERN — TRIANGLE LACE (as in your photo)
✔ Looks exactly like your image
✔ Repeats easily for any size
✔ Works well for tops, shawls, scarves, table runners
💛 STITCH MULTIPLE
👉 Chain multiple of 8 + 5
(Example: 8×10 = 80 + 5 = 85 chains)
✨ ABBREVIATIONS
- ch = chain
- sc = single crochet
- dc = double crochet
- tr = treble crochet
- sp = space
🌼 ROW 1 — FOUNDATION
Ch a multiple of 8 + 5.
Row 1:
- dc in 5th ch from hook
- ch 2, skip 2, dc in next repeat to end
Turn.
🌸 ROW 2 — START TRIANGLES
Ch 3 (counts as dc).
- dc in first dc
- ch 3, skip next ch-2 sp, sc in next dc
- ch 3, 2 dc in next dc
Repeat steps 2–3 across.
Turn.
🌼 ROW 3 — BIG TRIANGLE ARCS
Ch 4 (counts as tr).
In each ch-3 space:
→ (3 dc, ch 2, 3 dc)
In each sc:
→ tr (treble crochet)
Repeat across.
End with tr in last sc.
Turn.
🌸 ROW 4 — TOP OF TRIANGLES
Ch 3 (counts as dc).
Into each ch-2 space:
→ 3 dc
Into each tr stitch:
→ dc
Repeat to end.
Turn.
🌼 ROW 5 — OPEN MESH (repeats Row 1)
Ch 3.
- dc in next dc
- ch 2, skip 2 dc, dc in next
Repeat across.
Turn.
🔁 PATTERN REPEATS
Repeat Rows 2–5 until piece reaches your desired length.
This creates the exact repeated fan/triangle lattice shown in your picture.
✔ OPTIONAL — EDGE (seen in your photo)
Lacy scalloped border:
Along top/bottom edges:
→ (sc, ch 3, sc) in each ch-2 space.
Along sides:
→ evenly spaced sc.
